How long is the flight from Ottawa to United Kingdom?

Airlines like Porter Airlines, Air France, and KLM fly from Ottawa to United Kingdom in about 11h 05m. The time it takes to get you to your destination can typically vary by up to 7h 15m. 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$ 1,551, our data indicates the cheapest price to be C$ 762. The most popular route (Ottawa - London Heathrow), is priced around C$ 1,013.

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 United Airlines (59%), Air Canada (59%) or Aegean Airlines (59%) 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$ 449+ 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 30 October 2026.

Thu 12/1110:50 a.m. -

2 stops20h 35m

Wed 18/117:55 a.m. -

2 stops30h 52m

Deal found 28/10C$ 878

Wed 25/115:45 a.m. -

2 stops25h 15m

Wed 2/127:50 a.m. -

2 stops19h 42m

Deal found 25/10C$ 902

Thu 5/119:00 a.m. -

2 stops31h 10m

Thu 12/117:05 p.m. -

3 stops24h 02m

Deal found 26/10C$ 906

Fri 13/118:30 p.m. -

1 stop9h 50m

Sun 15/1111:05 a.m. -

2 stops33h 52m

Deal found 27/10C$ 944

Tue 10/116:00 a.m. -

1 stop24h 20m

Thu 12/1111:05 a.m. -

2 stops32h 02m

Deal found 29/10C$ 971

Mon 9/115:40 p.m. -

2 stops21h 00m

Mon 16/117:00 a.m. -

2 stops15h 20m

Deal found 29/10C$ 992

Mon 23/115:40 p.m. -

2 stops18h 00m

Mon 30/117:55 a.m. -

2 stops16h 52m

Deal found 26/10C$ 1,020

Mon 9/115:40 p.m. -

2 stops21h 00m

Fri 20/117:00 a.m. -

2 stops20h 32m

Deal found 28/10C$ 1,025

Sat 21/1110:50 a.m. -

2 stops21h 20m

Wed 2/124:45 p.m. -

3 stops26h 22m

Deal found 27/10C$ 1,027

Tue 24/115:40 p.m. -

2 stops18h 00m

Tue 1/128:05 a.m. -

2 stops15h 40m

Deal found 27/10C$ 1,035

Thu 26/119:00 a.m. -

2 stops26h 40m

Thu 3/127:15 a.m. -

2 stops20h 17m

Deal found 29/10C$ 1,036

Wed 2/122:55 p.m. -

2 stops20h 45m

Sun 6/127:45 a.m. -

2 stops22h 55m

Deal found 29/10C$ 1,039

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 30 October 2026.

Thu 12/1110:50 a.m. -

2 stops20h 35m

Wed 18/117:55 a.m. -

2 stops30h 52m

Deal found 28/10C$ 878

Sat 13/25:40 p.m. -

1 stop11h 05m

Wed 3/311:40 a.m. -

1 stop11h 15m

Deal found 28/10C$ 955

Wed 11/115:10 p.m. -

1 stop12h 20m

Wed 18/116:20 a.m. -

1 stop13h 40m

Deal found 29/10C$ 1,043

Wed 11/115:10 p.m. -

1 stop12h 20m

Tue 17/1111:15 a.m. -

1 stop32h 45m

Deal found 29/10C$ 1,062

Tue 2/35:10 p.m. -

2 stops18h 20m

Sun 28/35:00 p.m. -

2 stops27h 00m

Deal found 26/10C$ 1,134

Mon 26/42:48 p.m. -

1 stop10h 07m

Mon 17/59:30 a.m. -

1 stop28h 41m

Deal found 29/10C$ 1,187

Wed 18/114:46 p.m. -

2 stops15h 09m

Tue 24/119:10 a.m. -

2 stops15h 35m

Deal found 28/10C$ 1,246

Wed 31/38:25 p.m. -

1 stop29h 55m

Tue 27/412:30 p.m. -

2 stops14h 21m

Deal found 27/10C$ 1,295

Mon 30/112:55 p.m. -

2 stops14h 25m

Sun 6/125:25 p.m. -

3 stops49h 47m

Deal found 25/10C$ 1,351

Sun 15/1110:15 a.m. -

2 stops24h 20m

Sun 6/127:55 p.m. -

2 stops51h 01m

Deal found 27/10C$ 1,429

Tue 29/125:40 p.m. -

1 stop11h 05m

Thu 7/111:40 a.m. -

1 stop11h 14m

Deal found 26/10C$ 1,432

Sat 20/32:00 p.m. -

2 stops15h 50m

Fri 2/410:40 a.m. -

2 stops19h 56m

Deal found 26/10C$ 1,565

Wed 25/1112:30 p.m. -

3 stops25h 05m

Wed 2/127:50 a.m. -

3 stops19h 02m

Deal found 25/10C$ 909

Sun 14/25:40 p.m. -

1 stop11h 05m

Wed 3/311:40 a.m. -

1 stop11h 15m

Deal found 28/10C$ 955

Sat 13/25:40 p.m. -

1 stop11h 05m

Mon 1/311:40 a.m. -

1 stop11h 15m

Deal found 28/10C$ 992

Fri 23/45:10 p.m. -

2 stops15h 00m

Fri 30/41:45 p.m. -

2 stops15h 35m

Deal found 25/10C$ 1,147

Wed 11/115:10 p.m. -

1 stop18h 05m

Wed 18/115:50 a.m. -

2 stops14h 10m

Deal found 29/10C$ 1,085

Tue 16/21:45 p.m. -

1 stop15h 00m

Fri 26/211:40 a.m. -

1 stop11h 34m

Deal found 28/10C$ 992

Fri 27/115:10 p.m. -

1 stop17h 35m

Fri 4/1210:00 a.m. -

1 stop10h 05m

Deal found 28/10C$ 1,217

Wed 2/126:00 a.m. -

2 stops23h 50m

Wed 16/127:40 a.m. -

2 stops34h 28m

Deal found 28/10C$ 1,236

Sat 28/119:10 a.m. -

2 stops17h 40m

Sat 12/129:10 a.m. -

2 stops15h 17m

Deal found 29/10C$ 1,319

Fri 12/25:40 p.m. -

1 stop11h 05m

Wed 3/311:40 a.m. -

1 stop11h 15m

Deal found 28/10C$ 992

Mon 8/27:50 p.m. -

2 stops31h 05m

Fri 12/29:25 a.m. -

2 stops35h 32m

Deal found 29/10C$ 1,323

Wed 11/115:10 p.m. -

2 stops14h 45m

Wed 18/115:50 a.m. -

2 stops14h 10m

Deal found 29/10C$ 1,204

Tue 8/1210:50 a.m. -

2 stops31h 15m

Tue 15/126:25 a.m. -

2 stops32h 22m

Deal found 28/10C$ 1,110

Fri 5/35:10 p.m. -

1 stop11h 55m

Sun 14/311:00 a.m. -

1 stop33h 00m

Deal found 26/10C$ 1,264

Mon 22/310:30 a.m. -

2 stops19h 55m

Wed 7/410:25 a.m. -

1 stop10h 50m

Deal found 27/10C$ 1,280

Fri 23/45:10 p.m. -

1 stop12h 25m

Fri 30/46:35 a.m. -

1 stop13h 25m

Deal found 25/10C$ 1,442

Sat 24/44:40 p.m. -

2 stops35h 50m

Wed 28/45:50 a.m. -

2 stops32h 51m

Deal found 26/10C$ 1,362

Tue 27/45:10 p.m. -

1 stop17h 50m

Thu 6/59:55 a.m. -

1 stop10h 05m

Deal found 30/10C$ 1,262

Find flight deals from Ottawa to United Kingdom

Round-trip from	C$ 878
One-way from	C$ 449
Popular in	December
Cheapest in	September
Average price	C$ 965
Good round-trip deal	C$ 1,255 or less
Good one-way deal	C$ 1,105 or less

12/11-18/11
4 total stops
51h 27m total
Ottawa to United Kingdom

Search Deals

WestJet
8/12-31/12
1 total stop
25h 40m total
Ottawa to United Kingdom

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (C$ 109 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 36 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 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

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$ 449

OttawaLondon

YOW Ottawa - LHR London Heathrow

YOWLHR

Ottawa

Mon 25/1

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$ 485

OttawaLondon

YOW Ottawa - LHR London Heathrow

YOWLHR

Ottawa

Thu 25/2

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$ 515

OttawaLondon

YOW Ottawa - LHR London Heathrow

YOWLHR

Ottawa

Thu 26/11

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$ 520

OttawaLondon

YOW Ottawa - LHR London Heathrow

YOWLHR

Ottawa

Thu 11/2

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

2 stops26h 20m

London Heathrow

Wed 31/12

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

Nonstop0h 00m

C$ 537

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Mon 25/1

10:35 a.m.-9:15 a.m.

2 stops17h 40m

London Gatwick

Wed 31/12

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

Nonstop0h 00m

C$ 579

OttawaLondon

YOW Ottawa - LHR London Heathrow

YOWLHR

Ottawa

Fri 26/3

12:10 p.m.-8:05 a.m.

2 stops15h 55m

London Heathrow

Wed 31/12

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

Nonstop0h 00m

C$ 580

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Wed 9/12

7:00 a.m.-4:40 p.m.

3 stops28h 40m

London Gatwick

Wed 31/12

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

Nonstop0h 00m

C$ 585

OttawaEdinburgh

YOW Ottawa - EDI Edinburgh Turnhouse

YOWEDI

Ottawa

Thu 4/3

7:00 a.m.-5:50 p.m.

3 stops29h 50m

Edinburgh Turnhouse

Wed 31/12

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

Nonstop0h 00m

C$ 589

OttawaManchester

YOW Ottawa - MAN Manchester

YOWMAN

Ottawa

Wed 9/12

6:55 p.m.-11:15 a.m.

2 stops59h 20m

Manchester

Wed 31/12

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

Nonstop0h 00m

C$ 592

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/10

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-LGW

YOW-GLA

YOW-MAN

YOW-NCL

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-LGW

YOW-GLA

YOW-MAN

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

3,442 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

11,831 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 Porter Airlines, Air France, and KLM fly from Ottawa to United Kingdom in about 11h 05m. The time it takes to get you to your destination can typically vary by up to 7h 15m. 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 United Airlines (59%), Air Canada (59%) or Aegean Airlines (59%) 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$ 1,551, our data indicates the cheapest price to be C$ 762. The most popular route (Ottawa - London Heathrow), is priced around C$ 1,013.
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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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$ 1,184	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$ 1,039	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$ 1,313	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$ 449

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 8/12. 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 30 October 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 30 October 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 30 October 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 30 October 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 30 October 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 30 October 2026.

Last-minute flights from Ottawa to United KingdomDiscover last-minute flight deals from Ottawa to United Kingdom. Data last updated 30 October 2026 and is based on user searches.

Discover last-minute flight deals from Ottawa to United Kingdom. Data last updated 30 October 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 30 October 2026.

Search for one-way flight options from Ottawa to United Kingdom. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.

Find flight deals from Ottawa to United Kingdom

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One-way from

Popular in

Cheapest in

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 30 October 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 30 October 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 30 October 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 30 October 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 30 October 2026.

Last-minute flights from Ottawa to United Kingdom
Discover last-minute flight deals from Ottawa to United Kingdom. Data last updated 30 October 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 30 October 2026.