How long is the flight from Ottawa to United Kingdom?

Airlines like Air Transat, Virgin Atlantic, and United Airlines fly from Ottawa to United Kingdom in about 7h 15m. The time it takes to get you to your destination can typically vary by up to 15h 50m. 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$ 358 and Porter Airlines from C$ 380 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$ 1,253, our data indicates the cheapest price to be C$ 904. The most popular route (Ottawa - London Heathrow), is priced around C$ 893.

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 Air Canada (41%), Aegean Airlines (41%) or Austrian Airlines (41%) 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$ 356+ 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 21 September 2026.

Sun 4/107:40 p.m. -

Nonstop7h 15m

Sun 11/109:40 a.m. -

Nonstop8h 00m

Deal found 18/9C$ 708

Fri 9/107:40 p.m. -

Nonstop7h 15m

Sun 11/109:40 a.m. -

Nonstop8h 00m

Deal found 17/9C$ 709

Sun 27/97:40 p.m. -

Nonstop7h 15m

Sun 4/109:40 a.m. -

Nonstop8h 00m

Deal found 18/9C$ 711

Sun 11/107:40 p.m. -

Nonstop7h 15m

Fri 16/109:40 a.m. -

Nonstop8h 00m

Deal found 17/9C$ 712

Fri 2/108:55 p.m. -

1 stop30h 00m

Sun 11/109:40 a.m. -

Nonstop8h 00m

Deal found 19/9C$ 713

Fri 16/104:00 p.m. -

1 stop13h 45m

Fri 23/109:40 a.m. -

Nonstop8h 00m

Deal found 18/9C$ 716

Fri 9/108:55 p.m. -

1 stop30h 00m

Fri 16/109:40 a.m. -

Nonstop8h 00m

Deal found 21/9C$ 720

Thu 15/104:00 p.m. -

1 stop10h 55m

Fri 23/109:40 a.m. -

Nonstop8h 00m

Deal found 21/9C$ 722

Sat 3/107:00 a.m. -

1 stop19h 55m

Fri 23/109:40 a.m. -

Nonstop8h 00m

Deal found 20/9C$ 723

Wed 14/104:00 p.m. -

1 stop13h 45m

Fri 23/109:40 a.m. -

Nonstop8h 00m

Deal found 17/9C$ 726

Thu 5/119:00 a.m. -

2 stops27h 35m

Thu 12/116:00 a.m. -

2 stops21h 32m

Deal found 21/9C$ 819

Wed 11/1110:50 a.m. -

2 stops25h 45m

Fri 27/116:00 a.m. -

3 stops20h 52m

Deal found 18/9C$ 851

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 21 September 2026.

Fri 2/107:40 p.m. -

Nonstop7h 15m

Fri 23/109:40 a.m. -

Nonstop8h 00m

Deal found 20/9C$ 711

Mon 23/1110:50 a.m. -

2 stops21h 55m

Thu 26/119:30 p.m. -

3 stops27h 15m

Deal found 21/9C$ 859

Sun 15/115:10 p.m. -

1 stop9h 45m

Fri 20/116:20 a.m. -

1 stop13h 40m

Deal found 19/9C$ 935

Thu 1/105:20 p.m. -

2 stops23h 05m

Wed 7/108:40 a.m. -

2 stops20h 14m

Deal found 17/9C$ 945

Tue 20/105:10 p.m. -

1 stop11h 20m

Tue 27/106:30 p.m. -

1 stop25h 35m

Deal found 20/9C$ 957

Fri 6/115:10 p.m. -

1 stop10h 50m

Sun 6/1210:00 a.m. -

1 stop10h 00m

Deal found 17/9C$ 968

Sat 10/107:30 p.m. -

1 stop10h 05m

Fri 23/1012:30 p.m. -

1 stop16h 24m

Deal found 20/9C$ 1,232

Sun 4/108:55 p.m. -

1 stop9h 45m

Wed 7/101:25 p.m. -

1 stop16h 00m

Deal found 19/9C$ 1,259

Sat 10/1012:20 p.m. -

2 stops14h 00m

Tue 13/109:00 a.m. -

1 stop11h 10m

Deal found 17/9C$ 1,271

Sun 15/114:10 p.m. -

2 stops15h 40m

Fri 20/119:15 a.m. -

2 stops15h 30m

Deal found 19/9C$ 1,435

Thu 15/104:00 p.m. -

1 stop10h 55m

Fri 23/109:40 a.m. -

Nonstop8h 00m

Deal found 18/9C$ 722

Wed 4/116:10 p.m. -

2 stops15h 55m

Wed 11/1110:40 a.m. -

2 stops32h 27m

Deal found 19/9C$ 1,448

Sun 25/106:25 p.m. -

1 stop19h 55m

Sun 1/118:55 a.m. -

1 stop11h 05m

Deal found 16/9C$ 940

Mon 28/96:01 p.m. -

1 stop10h 19m

Tue 13/106:50 a.m. -

2 stops22h 04m

Deal found 20/9C$ 956

Wed 4/115:10 p.m. -

1 stop12h 20m

Wed 11/117:00 a.m. -

1 stop13h 00m

Deal found 20/9C$ 973

Mon 1/25:10 p.m. -

1 stop10h 50m

Sun 28/210:00 a.m. -

1 stop10h 00m

Deal found 16/9C$ 981

Sun 1/115:10 p.m. -

1 stop11h 35m

Sun 8/116:00 a.m. -

1 stop14h 00m

Deal found 17/9C$ 942

Tue 29/96:01 p.m. -

1 stop21h 39m

Thu 15/106:50 a.m. -

2 stops20h 45m

Deal found 20/9C$ 956

Thu 22/1011:15 a.m. -

2 stops18h 40m

Sun 1/117:00 a.m. -

2 stops33h 37m

Deal found 20/9C$ 997

Thu 5/115:10 p.m. -

1 stop10h 50m

Thu 12/114:45 p.m. -

1 stop27h 15m

Deal found 21/9C$ 953

Thu 24/96:01 p.m. -

1 stop22h 24m

Tue 13/106:50 a.m. -

2 stops20h 45m

Deal found 20/9C$ 956

Sun 1/115:25 p.m. -

2 stops14h 25m

Sun 8/116:00 a.m. -

2 stops14h 00m

Deal found 17/9C$ 1,058

Thu 15/108:55 p.m. -

2 stops18h 30m

Thu 22/102:20 p.m. -

2 stops27h 20m

Deal found 17/9C$ 998

Wed 11/115:10 p.m. -

1 stop17h 35m

Tue 17/114:45 p.m. -

1 stop27h 15m

Deal found 21/9C$ 953

Sun 4/106:00 a.m. -

2 stops46h 50m

Wed 7/106:05 a.m. -

2 stops21h 30m

Deal found 20/9C$ 968

Mon 12/104:00 p.m. -

1 stop10h 20m

Sat 24/109:40 a.m. -

1 stop11h 58m

Deal found 18/9C$ 1,292

Mon 28/1210:20 a.m. -

1 stop18h 25m

Thu 7/111:40 a.m. -

1 stop18h 10m

Deal found 19/9C$ 1,337

Fri 6/115:10 p.m. -

2 stops13h 55m

Sun 6/126:20 a.m. -

1 stop13h 40m

Deal found 21/9C$ 1,008

Sun 4/107:40 p.m. -

Nonstop7h 15m

Thu 22/1012:40 p.m. -

1 stop12h 20m

Deal found 20/9C$ 1,281

Thu 24/96:05 a.m. -

1 stop10h 15m

Wed 7/1012:00 p.m. -

2 stops16h 54m

Deal found 17/9C$ 973

Find flight deals from Ottawa to United Kingdom

Round-trip from	C$ 708
One-way from	C$ 356
Popular in	December
Cheapest in	September
Average price	C$ 778
Good round-trip deal	C$ 754 or less
Good one-way deal	C$ 378 or less

Air Transat
4/10-11/10
Nonstop
15h 15m total
Ottawa to United Kingdom

Search Deals

Air Transat
23/10-31/12
Nonstop
7h 15m total
Ottawa to United Kingdom

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (C$ 42 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 32 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 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

Quickest round-trip

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Fri 16/10

7:40 p.m.-7:55 a.m.

Nonstop7h 15m

London Gatwick

Wed 31/12

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

Nonstop0h 00m

C$ 363

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Sun 27/9

7:40 p.m.-7:55 a.m.

Nonstop7h 15m

London Gatwick

Wed 31/12

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

Nonstop0h 00m

C$ 366

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Fri 2/10

7:40 p.m.-7:55 a.m.

Nonstop7h 15m

London Gatwick

Wed 31/12

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

Nonstop0h 00m

C$ 369

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Fri 16/10

10:00 a.m.-10:45 a.m.

1 stop19h 45m

London Gatwick

Wed 31/12

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

Nonstop0h 00m

C$ 376

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Thu 22/10

10:00 a.m.-10:45 a.m.

1 stop19h 45m

London Gatwick

Wed 31/12

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

Nonstop0h 00m

C$ 377

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Wed 7/10

8:55 p.m.-7:55 a.m.

1 stop30h 00m

London Gatwick

Wed 31/12

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

Nonstop0h 00m

C$ 380

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Thu 8/10

7:00 a.m.-7:55 a.m.

1 stop19h 55m

London Gatwick

Wed 31/12

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

Nonstop0h 00m

C$ 380

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Sat 3/10

7:00 a.m.-10:45 a.m.

1 stop22h 45m

London Gatwick

Wed 31/12

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

Nonstop0h 00m

C$ 380

OttawaGlasgow

YOW Ottawa - GLA Glasgow Intl

YOWGLA

Ottawa

Sat 17/10

7:20 a.m.-6:45 a.m.

2 stops42h 25m

Glasgow Intl

Wed 31/12

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

Nonstop0h 00m

C$ 388

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Fri 16/10

8:15 p.m.-7:50 a.m.

2 stops54h 35m

London Stansted

Wed 31/12

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

Nonstop0h 00m

C$ 390

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/9

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-LGW

YOW-LTN

YOW-LHR

YOW-BHX

YOW-EDI

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-LGW

YOW-LTN

YOW-LHR

YOW-BHX

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$ 884). Flying from Ottawa to United Kingdom in December is currently the most expensive (average of C$ 1,337). 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 136 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 Sunday 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 19% 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

462 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

462 reviews

Porter Airlines

8.0

Very good

462 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Air Transat

7.7

Good

581 reviews

Porter Airlines

8.0

Very good

462 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

WestJet

7.2

Good

3,446 reviews

Porter Airlines

8.0

Very good

462 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Air Canada

7.1

Good

11,662 reviews

Porter Airlines

8.0

Very good

462 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Lufthansa

6.8

Okay

8,238 reviews

Porter Airlines

8.0

Very good

462 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, Virgin Atlantic, and United Airlines fly from Ottawa to United Kingdom in about 7h 15m. The time it takes to get you to your destination can typically vary by up to 15h 50m. 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$ 358 and Porter Airlines from C$ 380 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 Air Canada (41%), Aegean Airlines (41%) or Austrian Airlines (41%) 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$ 1,253, our data indicates the cheapest price to be C$ 904. The most popular route (Ottawa - London Heathrow), is priced around C$ 893.
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$ 884). Flying from Ottawa to United Kingdom in December is currently the most expensive (average of C$ 1,337). 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$ 485	AverageC$ 972	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Air Transat	CheapestC$ 685	AverageC$ 1,408	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
WestJet	CheapestC$ 726	AverageC$ 975	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Air France	CheapestC$ 780	AverageC$ 1,045	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Porter Airlines	CheapestC$ 845	AverageC$ 1,077	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Canada	CheapestC$ 908	AverageC$ 1,211	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Lufthansa	CheapestC$ 922	AverageC$ 1,149	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$ 356

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 23/10. 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 21 September 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 21 September 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 21 September 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 21 September 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 21 September 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 21 September 2026.

Last-minute flights from Ottawa to United KingdomDiscover last-minute flight deals from Ottawa to United Kingdom. Data last updated 21 September 2026 and is based on user searches.

Discover last-minute flight deals from Ottawa to United Kingdom. Data last updated 21 September 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 21 September 2026.

Search for one-way flight options from Ottawa to United Kingdom. Find affordable one-way fares based on user searches. Data last updated 21 September 2026.

Find flight deals from Ottawa to United Kingdom

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One-way from

Popular in

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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 21 September 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 136 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 Sunday 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 19% 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 21 September 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 21 September 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 21 September 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 21 September 2026.

Last-minute flights from Ottawa to United Kingdom
Discover last-minute flight deals from Ottawa to United Kingdom. Data last updated 21 September 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 21 September 2026.