How long is the flight from Ottawa to United Kingdom?

Airlines like Air Transat, Air France, and Air Canada fly from Ottawa to United Kingdom in about 14h 55m. The time it takes to get you to your destination can typically vary by up to 3h 25m. There are 5375 km between Ottawa and United Kingdom. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines to fly from Ottawa to United Kingdom one-way?

One-way options have recently been found by users for as low as C$ 54 on WestJet. Other airlines that offer cheap prices include Air Transat from C$ 357 and Porter Airlines from C$ 379 one-way.

In terms of precipitation, rainfall in United Kingdom ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit United Kingdom when rainfall is around 40.0 mm.

If weather is an important factor for your trip to United Kingdom, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from Ottawa to United Kingdom?

While some choose either Ottawa - London Gatwick or Ottawa - London City, Ottawa - London Heathrow is the most popular route from Ottawa to United Kingdom.

What are the cheapest flights from Ottawa to United Kingdom?

Looking for the cheapest flight from Ottawa to United Kingdom? While on average our users pay C$ 1,546, our data indicates the cheapest price to be C$ 762. The most popular route (Ottawa - London Heathrow), is priced around C$ 1,053.

What are the most reliable airlines from Ottawa to United Kingdom?

No one likes to see their flight delayed. When booking a flight from Ottawa to United Kingdom consider choosing Croatia Airlines (100%), TAP AIR PORTUGAL (89%) or United Airlines (75%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from Ottawa to United Kingdom?

Before booking your flight from Ottawa to United Kingdom check out the most popular airlines for this route: Air Canada, Air Transat or Lufthansa.

What airport do you fly from for flights from Ottawa to United Kingdom?

If you book a flight to United Kingdom from Ottawa, you will be flying from Ottawa, which is the city’s only airport. Ottawa (YOW) is located 10.6 km from the centre of Ottawa.

Can I find deals for flights from Ottawa to United Kingdom that include hotel bookings?

Yes. In addition to deals on Ottawa to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Ottawa to United Kingdom?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to United Kingdom.

Can I find deals for business class flights from Ottawa to United Kingdom?

Yes. Cheapflights offers flight deals from Ottawa to United Kingdom by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 452+ Cheap Flights from Ottawa to the United Kingdom

Cheap flight deals from Ottawa to United Kingdom

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Ottawa to United Kingdom
Explore the most affordable flight options available from Ottawa to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 November 2026.

Fri 27/112:55 p.m. -

2 stops17h 00m

Fri 4/126:30 a.m. -

3 stops20h 22m

Deal found 30/10C$ 972

Fri 27/112:00 p.m. -

3 stops17h 20m

Fri 4/129:10 a.m. -

2 stops18h 22m

Deal found 30/10C$ 976

Wed 2/125:40 p.m. -

2 stops17h 55m

Wed 9/128:55 a.m. -

2 stops15h 57m

Deal found 4/11C$ 1,028

Wed 2/125:40 p.m. -

2 stops19h 05m

Wed 9/126:35 a.m. -

2 stops18h 17m

Deal found 2/11C$ 1,029

Tue 1/125:40 p.m. -

2 stops21h 00m

Tue 8/128:00 a.m. -

2 stops16h 52m

Deal found 3/11C$ 1,033

Mon 30/1110:50 a.m. -

2 stops24h 50m

Mon 7/126:10 p.m. -

3 stops29h 35m

Deal found 1/11C$ 1,038

Sat 7/1112:15 p.m. -

1 stop27h 45m

Sat 14/119:00 a.m. -

1 stop28h 38m

Deal found 2/11C$ 1,039

Mon 9/115:40 p.m. -

2 stops43h 05m

Thu 12/111:45 p.m. -

2 stops35h 00m

Deal found 1/11C$ 1,053

Mon 7/1210:50 a.m. -

2 stops29h 10m

Mon 14/124:35 p.m. -

3 stops32h 17m

Deal found 31/10C$ 1,056

Thu 5/119:00 a.m. -

2 stops22h 20m

Thu 12/116:55 a.m. -

3 stops23h 45m

Deal found 1/11C$ 1,070

Mon 30/112:00 p.m. -

3 stops23h 15m

Mon 7/127:45 p.m. -

3 stops28h 00m

Deal found 2/11C$ 1,087

Sat 28/1110:05 a.m. -

2 stops18h 00m

Sat 5/129:50 a.m. -

2 stops14h 40m

Deal found 31/10C$ 1,087

Best flights from Ottawa to United Kingdom
Discover carefully curated flight deals from Ottawa to United Kingdom that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 4 November 2026.

Sat 20/21:50 p.m. -

1 stop14h 55m

Mon 8/311:40 a.m. -

1 stop11h 15m

Deal found 1/11C$ 972

Mon 30/112:00 p.m. -

3 stops23h 15m

Mon 7/127:45 p.m. -

3 stops28h 00m

Deal found 2/11C$ 1,087

Wed 2/125:10 p.m. -

2 stops18h 20m

Wed 9/125:40 a.m. -

2 stops23h 00m

Deal found 4/11C$ 1,129

Sun 15/1112:30 p.m. -

2 stops15h 00m

Sat 21/1111:30 a.m. -

2 stops26h 08m

Deal found 3/11C$ 1,159

Tue 23/35:30 a.m. -

2 stops23h 30m

Tue 30/35:40 p.m. -

2 stops26h 20m

Deal found 3/11C$ 1,159

Mon 3/52:48 p.m. -

1 stop11h 27m

Thu 20/56:00 p.m. -

1 stop20h 11m

Deal found 1/11C$ 1,197

Tue 1/126:10 p.m. -

2 stops33h 10m

Tue 8/126:45 p.m. -

3 stops29h 00m

Deal found 3/11C$ 1,319

Wed 2/125:10 p.m. -

1 stop12h 20m

Wed 9/1211:30 a.m. -

1 stop32h 30m

Deal found 4/11C$ 1,323

Wed 2/126:10 p.m. -

2 stops34h 40m

Wed 9/124:35 p.m. -

2 stops31h 10m

Deal found 2/11C$ 1,559

Fri 12/210:20 a.m. -

2 stops21h 40m

Sun 14/22:35 p.m. -

2 stops32h 39m

Deal found 3/11C$ 1,608

Mon 7/125:30 a.m. -

2 stops19h 50m

Thu 24/1211:20 a.m. -

2 stops41h 20m

Deal found 1/11C$ 1,790

Sun 21/25:40 p.m. -

1 stop11h 05m

Fri 12/311:40 a.m. -

1 stop15h 26m

Deal found 1/11C$ 975

Sun 15/1112:30 p.m. -

2 stops15h 00m

Sat 21/1111:30 a.m. -

1 stop15h 20m

Deal found 3/11C$ 1,159

Sat 14/117:50 p.m. -

2 stops55h 40m

Thu 3/1211:30 a.m. -

1 stop12h 15m

Deal found 30/10C$ 1,162

Wed 2/125:10 p.m. -

2 stops35h 00m

Wed 9/129:40 a.m. -

2 stops34h 20m

Deal found 3/11C$ 1,165

Mon 3/52:48 p.m. -

1 stop11h 27m

Sat 22/59:30 a.m. -

1 stop28h 41m

Deal found 1/11C$ 1,197

Fri 20/115:25 p.m. -

1 stop12h 05m

Sun 29/115:50 a.m. -

1 stop14h 10m

Deal found 30/10C$ 1,270

Fri 27/116:10 p.m. -

1 stop9h 20m

Fri 4/126:45 p.m. -

2 stops29h 00m

Deal found 30/10C$ 1,173

Mon 30/116:10 p.m. -

2 stops33h 10m

Mon 7/126:45 p.m. -

3 stops29h 00m

Deal found 2/11C$ 1,331

Mon 7/1210:30 a.m. -

2 stops29h 05m

Wed 16/124:20 p.m. -

2 stops25h 51m

Deal found 3/11C$ 1,268

Sun 29/115:10 p.m. -

1 stop12h 20m

Sun 6/125:50 a.m. -

1 stop14h 10m

Deal found 1/11C$ 1,277

Tue 23/35:30 a.m. -

2 stops23h 30m

Tue 30/36:35 a.m. -

1 stop13h 25m

Deal found 3/11C$ 1,233

Fri 30/45:10 p.m. -

1 stop10h 50m

Thu 20/59:55 a.m. -

1 stop10h 05m

Deal found 1/11C$ 1,377

Sat 24/44:40 p.m. -

2 stops35h 50m

Wed 28/45:50 a.m. -

2 stops32h 51m

Deal found 2/11C$ 1,389

Wed 9/123:10 p.m. -

2 stops14h 40m

Wed 16/124:20 p.m. -

2 stops25h 51m

Deal found 31/10C$ 1,270

Wed 6/11:45 p.m. -

1 stop15h 00m

Sat 9/111:40 a.m. -

1 stop15h 34m

Deal found 30/10C$ 1,477

Sat 13/210:20 a.m. -

2 stops19h 30m

Wed 17/28:15 p.m. -

2 stops50h 59m

Deal found 3/11C$ 1,671

Tue 9/35:10 p.m. -

1 stop17h 35m

Sun 14/310:00 a.m. -

2 stops17h 40m

Deal found 31/10C$ 1,405

Sat 7/114:46 p.m. -

2 stops36h 34m

Sat 14/116:10 a.m. -

2 stops20h 06m

Deal found 2/11C$ 1,284

Wed 2/1210:50 a.m. -

3 stops24h 50m

Wed 9/128:40 p.m. -

2 stops24h 03m

Deal found 4/11C$ 1,298

Find flight deals from Ottawa to United Kingdom

Round-trip from	C$ 892
One-way from	C$ 452
Popular in	December
Cheapest in	September
Average price	C$ 1,085
Good round-trip deal	C$ 1,177 or less
Good one-way deal	C$ 982 or less

Air Transat
26/2-16/4
2 total stops
29h 22m total
Ottawa to United Kingdom

Search Deals

WestJet
1/12-31/12
1 total stop
15h 35m total
Ottawa to United Kingdom

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (C$ 114 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 38 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in November 2026

Search Deals

Price to beat on a round-trip flight from Ottawa to United Kingdom.

Search Deals

Price to beat on a one-way flight from Ottawa to United Kingdom.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ottawa to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaLondon

YOW Ottawa - LHR London Heathrow

YOWLHR

Ottawa

Mon 7/12

6:55 p.m.-12:50 p.m.

1 stop36h 55m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 471

OttawaLondon

YOW Ottawa - LHR London Heathrow

YOWLHR

Ottawa

Tue 8/12

6:10 a.m.-12:50 p.m.

1 stop25h 40m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 475

OttawaLondon

YOW Ottawa - LHR London Heathrow

YOWLHR

Ottawa

Sun 17/1

6:55 p.m.-12:50 p.m.

1 stop36h 55m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 478

OttawaLondon

YOW Ottawa - LHR London Heathrow

YOWLHR

Ottawa

Fri 4/12

6:55 p.m.-12:50 p.m.

1 stop36h 55m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 485

OttawaEdinburgh

YOW Ottawa - EDI Edinburgh Turnhouse

YOWEDI

Ottawa

Thu 3/12

6:55 p.m.-8:10 p.m.

2 stops44h 15m

Edinburgh Turnhouse

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 488

OttawaEdinburgh

YOW Ottawa - EDI Edinburgh Turnhouse

YOWEDI

Ottawa

Mon 7/12

4:15 p.m.-8:50 p.m.

2 stops23h 35m

Edinburgh Turnhouse

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 491

OttawaLondon

YOW Ottawa - LHR London Heathrow

YOWLHR

Ottawa

Tue 8/12

7:00 a.m.-12:50 p.m.

2 stops24h 50m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 492

OttawaLondon

YOW Ottawa - LHR London Heathrow

YOWLHR

Ottawa

Fri 4/12

5:30 a.m.-12:50 p.m.

3 stops26h 20m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 552

OttawaLondon

YOW Ottawa - LHR London Heathrow

YOWLHR

Ottawa

Thu 14/1

5:40 p.m.-12:50 p.m.

2 stops38h 10m

London Heathrow

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 554

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Mon 7/12

3:15 p.m.-5:20 p.m.

3 stops21h 05m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 590

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/10

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from Ottawa to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Ottawa with our price prediction graph.

YOW-LHR

YOW-EDI

YOW-MAN

YOW-LGW

YOW-GLA

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ottawa to the United Kingdom

YOW-GB0

YOW-LHR

YOW-EDI

YOW-MAN

YOW-LGW

What is the cheapest month to book a flight from Ottawa to United Kingdom?

Currently, September is the cheapest month in which you can book a flight from Ottawa to United Kingdom (average of C$ 898). Flying from Ottawa to United Kingdom in December is currently the most expensive (average of C$ 1,422). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YOW to GB?

When flying from Ottawa to United Kingdom, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How often are flights from Ottawa to the United Kingdom delayed?

About 28% of weekly flights between Ottawa and United Kingdom have experienced delays in the past year, with the average delay time being 132 minutes.

What is the most punctual flight time for Ottawa to the United Kingdom flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Ottawa to the United Kingdom flights?

Over the past year, Air Transat has had the lowest number of delays on this route, with just 20% of flights being delayed.

How far ahead should I book a flight from Ottawa to United Kingdom?

The best time to book flights from Ottawa to United Kingdom is 44 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing United Kingdom

Read reviews from past customers who have flown Porter Airlines,Air Transat, andWestJet from Ottawa to the United Kingdom. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.

Porter Airlines

8.0

Very good

467 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Air Transat

7.7

Good

584 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

WestJet

7.2

Good

3,441 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Air Canada

7.1

Good

11,859 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Lufthansa

6.8

Okay

8,297 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Related info for your journey

What airport do you fly from for flights from Ottawa to United Kingdom?
If you book a flight to United Kingdom from Ottawa, you will be flying from Ottawa, which is the city’s only airport. Ottawa (YOW) is located 10.6 km from the centre of Ottawa.
How long is the flight from Ottawa to United Kingdom?
Airlines like Air Transat, Air France, and Air Canada fly from Ottawa to United Kingdom in about 14h 55m. The time it takes to get you to your destination can typically vary by up to 3h 25m. There are 5375 km between Ottawa and United Kingdom. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from Ottawa to United Kingdom one-way?
One-way options have recently been found by users for as low as C$ 54 on WestJet. Other airlines that offer cheap prices include Air Transat from C$ 357 and Porter Airlines from C$ 379 one-way.
What are the most popular routes from Ottawa to United Kingdom?
While some choose either Ottawa - London Gatwick or Ottawa - London City, Ottawa - London Heathrow is the most popular route from Ottawa to United Kingdom.
What are the most reliable airlines from Ottawa to United Kingdom?
No one likes to see their flight delayed. When booking a flight from Ottawa to United Kingdom consider choosing Croatia Airlines (100%), TAP AIR PORTUGAL (89%) or United Airlines (75%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Ottawa to United Kingdom?
Looking for the cheapest flight from Ottawa to United Kingdom? While on average our users pay C$ 1,546, our data indicates the cheapest price to be C$ 762. The most popular route (Ottawa - London Heathrow), is priced around C$ 1,053.
Can I find deals for flights from Ottawa to United Kingdom that include hotel bookings?
Yes. In addition to deals on Ottawa to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ottawa to United Kingdom?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to United Kingdom.
Can I find deals for business class flights from Ottawa to United Kingdom?
Yes. Cheapflights offers flight deals from Ottawa to United Kingdom by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Ottawa to United Kingdom?
Currently, September is the cheapest month in which you can book a flight from Ottawa to United Kingdom (average of C$ 898). Flying from Ottawa to United Kingdom in December is currently the most expensive (average of C$ 1,422). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Ottawa to United Kingdom

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Top 7 airlines flying from Ottawa to United Kingdom

Airline	Cheapest	Average	Flexibility	On-time
Virgin Atlantic	CheapestC$ 484	AverageC$ 943	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Air Transat	CheapestC$ 684	AverageC$ 1,405	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
WestJet	CheapestC$ 724	AverageC$ 973	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Air France	CheapestC$ 778	AverageC$ 1,038	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Porter Airlines	CheapestC$ 843	AverageC$ 1,075	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Canada	CheapestC$ 907	AverageC$ 1,322	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Lufthansa	CheapestC$ 920	AverageC$ 1,147	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

Fly with Cheapflights

How does Cheapflights help users find flights from Ottawa to United Kingdom?

Cheapflights makes it easy to find Ottawa to United Kingdom flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to United Kingdom?

Cheapflights helps you find that perfect flight to United Kingdom from Ottawa by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ottawa to United Kingdom with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ottawa to United Kingdom, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ottawa to United Kingdom become cheaper?

Yes! Start tracking prices for Ottawa to United Kingdom flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Ottawa to the United Kingdom from C$ 452

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ottawa to United Kingdom

Cheapest flights from Ottawa to United KingdomExplore the most affordable flight options available from Ottawa to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 November 2026.

Explore the most affordable flight options available from Ottawa to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 November 2026.

Best flights from Ottawa to United KingdomDiscover carefully curated flight deals from Ottawa to United Kingdom that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 4 November 2026.

Discover carefully curated flight deals from Ottawa to United Kingdom that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 4 November 2026.

Direct flights from Ottawa to United KingdomExplore direct flight options from Ottawa to United Kingdom based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 November 2026.

Explore direct flight options from Ottawa to United Kingdom based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 November 2026.

Last-minute flights from Ottawa to United KingdomDiscover last-minute flight deals from Ottawa to United Kingdom. Data last updated 4 November 2026 and is based on user searches.

Discover last-minute flight deals from Ottawa to United Kingdom. Data last updated 4 November 2026 and is based on user searches.

One-way flights from Ottawa to United KingdomSearch for one-way flight options from Ottawa to United Kingdom. Find affordable one-way fares based on user searches. Data last updated 4 November 2026.

Search for one-way flight options from Ottawa to United Kingdom. Find affordable one-way fares based on user searches. Data last updated 4 November 2026.

Find flight deals from Ottawa to United Kingdom

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One-way from

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Average price

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Good one-way deal

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Use the filters below to find and compare flights from Ottawa to the United Kingdom that are best for you.

Best time to book a flight from Ottawa to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Ottawa with our price prediction graph.

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What is the cheapest month to book a flight from Ottawa to United Kingdom?

What is the cheapest time of day to fly from YOW to GB?

Find hourly flight availability from Ottawa to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 November 2026.

When flying from Ottawa to United Kingdom, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How often are flights from Ottawa to the United Kingdom delayed?

About 28% of weekly flights between Ottawa and United Kingdom have experienced delays in the past year, with the average delay time being 132 minutes.

What is the most punctual flight time for Ottawa to the United Kingdom flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Ottawa to the United Kingdom flights?

Over the past year, Air Transat has had the lowest number of delays on this route, with just 20% of flights being delayed.

How far ahead should I book a flight from Ottawa to United Kingdom?

The best time to book flights from Ottawa to United Kingdom is 44 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing United Kingdom

Read reviews from past customers who have flown Porter Airlines,Air Transat, andWestJet from Ottawa to the United Kingdom. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Ottawa to United Kingdom?

How long is the flight from Ottawa to United Kingdom?

What are the cheapest airlines to fly from Ottawa to United Kingdom one-way?

What are the most popular routes from Ottawa to United Kingdom?

What are the most reliable airlines from Ottawa to United Kingdom?

What are the cheapest flights from Ottawa to United Kingdom?

Can I find deals for flights from Ottawa to United Kingdom that include hotel bookings?

How can I find direct flights from Ottawa to United Kingdom?

Can I find deals for business class flights from Ottawa to United Kingdom?

What is the cheapest month to book a flight from Ottawa to United Kingdom?

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Alternative routes for Ottawa to United Kingdom

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Complete your trip

Complete your trip to United Kingdom by adding a car rental and/or hotel reservation to your travel itinerary.

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Ottawa and United Kingdom flights

Browse other Ottawa and United Kingdom flight options. Last updated on 4 November 2026.

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Ottawa to United Kingdom flights

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Top 7 airlines flying from Ottawa to United Kingdom

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Cheapest flights from Ottawa to United Kingdom
Explore the most affordable flight options available from Ottawa to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 November 2026.

Best flights from Ottawa to United Kingdom
Discover carefully curated flight deals from Ottawa to United Kingdom that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 4 November 2026.

Direct flights from Ottawa to United Kingdom
Explore direct flight options from Ottawa to United Kingdom based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 November 2026.

Last-minute flights from Ottawa to United Kingdom
Discover last-minute flight deals from Ottawa to United Kingdom. Data last updated 4 November 2026 and is based on user searches.

One-way flights from Ottawa to United Kingdom
Search for one-way flight options from Ottawa to United Kingdom. Find affordable one-way fares based on user searches. Data last updated 4 November 2026.