How long is the flight from Ottawa to United Kingdom?

Airlines like Porter Airlines, Lufthansa, and Virgin Atlantic fly from Ottawa to United Kingdom in about 6h 35m. The time it takes to get you to your destination can typically vary by up to 8h 55m. There are 5343 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$ 297 on WestJet. Other airlines that offer cheap prices include Air Transat from C$ 375 and Porter Airlines from C$ 377 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 City or Ottawa - London Gatwick, 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$ 1,236, our data indicates the cheapest price to be C$ 891. The most popular route (Ottawa - London Heathrow), is priced around C$ 662.

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 (47%), Aegean Airlines (47%) or Austrian Airlines (47%) 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$ 304+ 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 August 2026.

Sun 4/107:40 p.m. -

Nonstop7h 15m

Fri 9/109:40 a.m. -

Nonstop8h 00m

Deal found 27/8C$ 684

Sun 4/107:40 p.m. -

Nonstop7h 15m

Sat 17/1012:40 p.m. -

1 stop31h 15m

Deal found 25/8C$ 685

Sun 4/107:40 p.m. -

Nonstop7h 15m

Sat 17/109:40 a.m. -

1 stop27h 25m

Deal found 26/8C$ 687

Fri 2/108:55 p.m. -

1 stop30h 00m

Fri 9/109:40 a.m. -

Nonstop8h 00m

Deal found 25/8C$ 688

Tue 15/97:40 p.m. -

Nonstop7h 15m

Fri 18/99:40 a.m. -

Nonstop8h 00m

Deal found 28/8C$ 691

Sun 13/97:40 p.m. -

Nonstop7h 15m

Tue 15/99:40 a.m. -

Nonstop8h 00m

Deal found 26/8C$ 692

Sat 10/107:00 a.m. -

1 stop22h 45m

Sat 17/109:40 a.m. -

1 stop19h 45m

Deal found 27/8C$ 694

Fri 9/107:40 p.m. -

Nonstop7h 15m

Sat 17/109:40 a.m. -

1 stop15h 20m

Deal found 28/8C$ 695

Sun 13/97:40 p.m. -

Nonstop7h 15m

Sun 20/99:40 a.m. -

Nonstop8h 00m

Deal found 29/8C$ 697

Sun 20/97:40 p.m. -

Nonstop7h 15m

Fri 25/99:40 a.m. -

Nonstop8h 00m

Deal found 30/8C$ 698

Wed 14/1010:00 a.m. -

2 stops26h 25m

Wed 21/106:00 a.m. -

2 stops31h 05m

Deal found 29/8C$ 795

Wed 11/1110:50 a.m. -

2 stops25h 45m

Wed 25/116:00 a.m. -

3 stops20h 52m

Deal found 26/8C$ 812

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 August 2026.

Tue 15/92:15 p.m. -

1 stop14h 35m

Wed 23/99:40 a.m. -

1 stop15h 20m

Deal found 29/8C$ 762

Fri 9/107:40 p.m. -

Nonstop7h 15m

Sun 18/1012:40 p.m. -

1 stop16h 45m

Deal found 29/8C$ 763

Thu 15/106:55 p.m. -

Nonstop6h 35m

Wed 21/102:10 p.m. -

Nonstop7h 55m

Deal found 28/8C$ 900

Tue 13/105:10 p.m. -

1 stop15h 30m

Tue 20/106:00 a.m. -

1 stop14h 00m

Deal found 29/8C$ 929

Sat 10/1010:35 a.m. -

2 stops15h 40m

Thu 22/108:45 a.m. -

2 stops20h 09m

Deal found 25/8C$ 948

Tue 13/105:10 p.m. -

2 stops14h 30m

Tue 20/105:55 a.m. -

2 stops14h 05m

Deal found 29/8C$ 1,044

Mon 12/104:00 p.m. -

2 stops20h 30m

Wed 21/109:15 a.m. -

2 stops14h 55m

Deal found 26/8C$ 1,109

Sun 27/95:25 p.m. -

1 stop19h 25m

Sun 4/106:40 p.m. -

1 stop25h 20m

Deal found 30/8C$ 1,111

Sat 10/1012:15 p.m. -

2 stops14h 05m

Tue 13/109:00 a.m. -

1 stop15h 10m

Deal found 29/8C$ 1,158

Thu 15/1010:00 a.m. -

1 stop20h 40m

Fri 23/101:25 p.m. -

1 stop16h 00m

Deal found 26/8C$ 1,165

Sat 10/106:35 p.m. -

2 stops15h 30m

Tue 13/106:30 a.m. -

2 stops22h 55m

Deal found 29/8C$ 1,375

Tue 15/97:40 p.m. -

Nonstop7h 15m

Sun 20/99:40 a.m. -

Nonstop8h 00m

Deal found 28/8C$ 791

Wed 11/1110:50 a.m. -

2 stops25h 45m

Wed 25/116:00 a.m. -

3 stops20h 52m

Deal found 26/8C$ 812

Tue 20/105:10 p.m. -

1 stop17h 50m

Tue 3/1110:00 a.m. -

1 stop10h 00m

Deal found 27/8C$ 937

Fri 11/910:37 a.m. -

2 stops15h 18m

Wed 16/98:40 a.m. -

2 stops20h 14m

Deal found 27/8C$ 948

Sun 27/94:00 p.m. -

1 stop13h 45m

Thu 1/1012:40 p.m. -

1 stop16h 45m

Deal found 29/8C$ 868

Fri 9/109:55 a.m. -

3 stops26h 00m

Mon 19/105:55 a.m. -

2 stops19h 55m

Deal found 25/8C$ 887

Tue 20/105:10 p.m. -

2 stops14h 30m

Thu 29/106:00 a.m. -

2 stops22h 44m

Deal found 30/8C$ 1,047

Fri 2/105:20 p.m. -

2 stops23h 05m

Tue 13/1010:50 a.m. -

2 stops18h 04m

Deal found 28/8C$ 954

Tue 3/115:10 p.m. -

1 stop15h 35m

Tue 10/115:35 p.m. -

1 stop26h 25m

Deal found 28/8C$ 975

Sun 13/97:40 p.m. -

Nonstop7h 15m

Fri 18/99:40 a.m. -

Nonstop8h 00m

Deal found 28/8C$ 887

Fri 9/107:40 p.m. -

1 stop32h 35m

Thu 22/102:40 p.m. -

1 stop27h 00m

Deal found 25/8C$ 900

Tue 3/115:10 p.m. -

2 stops15h 40m

Tue 10/1110:00 a.m. -

2 stops19h 44m

Deal found 28/8C$ 1,048

Sun 20/96:00 a.m. -

1 stop19h 55m

Sun 27/96:50 a.m. -

2 stops22h 04m

Deal found 25/8C$ 958

Mon 12/102:00 p.m. -

1 stop12h 20m

Sat 24/109:00 a.m. -

2 stops28h 38m

Deal found 28/8C$ 1,161

Tue 15/94:00 p.m. -

2 stops20h 55m

Sun 20/910:05 p.m. -

3 stops26h 40m

Deal found 30/8C$ 908

Tue 29/92:00 p.m. -

2 stops13h 40m

Mon 5/107:15 p.m. -

2 stops28h 55m

Deal found 25/8C$ 1,240

Tue 8/125:10 p.m. -

1 stop20h 10m

Tue 29/128:55 a.m. -

1 stop11h 05m

Deal found 29/8C$ 1,041

Wed 9/95:20 p.m. -

1 stop13h 35m

Sat 12/96:50 a.m. -

2 stops32h 06m

Deal found 26/8C$ 959

Wed 14/104:00 p.m. -

1 stop10h 20m

Wed 21/1011:30 a.m. -

1 stop15h 05m

Deal found 29/8C$ 1,184

Find flight deals from Ottawa to United Kingdom

Round-trip from	C$ 684
One-way from	C$ 304
Popular in	December
Cheapest in	September
Average price	C$ 1,069
Good round-trip deal	C$ 689 or less
Good one-way deal	C$ 375 or less

Air Transat
4/10-9/10
Nonstop
15h 15m total
Ottawa to United Kingdom

Search Deals

Porter Airlines
19/10
1 total stop
22h 45m total
Ottawa to United Kingdom

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (C$ 34 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 30 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 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 - LGW London Gatwick

YOWLGW

Ottawa

Tue 15/9

2:15 p.m.-9:50 a.m.

1 stop14h 35m

London Gatwick

Wed 23/9

9:40 a.m.-8:00 p.m.

1 stop15h 20m

C$ 762

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Fri 9/10

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

Nonstop7h 15m

London Gatwick

Sun 18/10

12:40 p.m.-12:25 a.m.

1 stop16h 45m

C$ 763

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Tue 15/9

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

Nonstop7h 15m

London Gatwick

Sun 20/9

9:40 a.m.-12:40 p.m.

Nonstop8h 00m

C$ 791

OttawaLondon

YOW Ottawa - LTN London Luton

YOWLTN

Ottawa

Wed 11/11

10:50 a.m.-5:35 p.m.

2 stops25h 45m

London Luton

Wed 25/11

6:00 a.m.-9:52 p.m.

3 stops20h 52m

C$ 812

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Sun 27/9

4:00 p.m.-10:45 a.m.

1 stop13h 45m

London Gatwick

Thu 1/10

12:40 p.m.-12:25 a.m.

1 stop16h 45m

C$ 868

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Fri 9/10

9:55 a.m.-4:55 p.m.

3 stops26h 00m

London Stansted

Mon 19/10

5:55 a.m.-8:50 p.m.

2 stops19h 55m

C$ 887

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Sun 13/9

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

Nonstop7h 15m

London Gatwick

Fri 18/9

9:40 a.m.-12:40 p.m.

Nonstop8h 00m

C$ 887

Quickest round-trip

OttawaLondon

YOW Ottawa - LHR London Heathrow

YOWLHR

Ottawa

Thu 15/10

6:55 p.m.-6:30 a.m.

Nonstop6h 35m

London Heathrow

Wed 21/10

2:10 p.m.-5:05 p.m.

Nonstop7h 55m

C$ 900

OttawaEdinburgh

YOW Ottawa - EDI Edinburgh Turnhouse

YOWEDI

Ottawa

Fri 9/10

7:40 p.m.-9:15 a.m.

1 stop32h 35m

Edinburgh Turnhouse

Thu 22/10

2:40 p.m.-12:40 p.m.

1 stop27h 00m

C$ 900

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Tue 15/9

4:00 p.m.-5:55 p.m.

2 stops20h 55m

London Stansted

Sun 20/9

10:05 p.m.-7:45 p.m.

3 stops26h 40m

C$ 908

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/8

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-LHR

YOW-BHX

YOW-LCY

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-LHR

YOW-BHX

YOW-LCY

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

Currently, January is the cheapest month in which you can book a flight from Ottawa to United Kingdom (average of C$ 934). Flying from Ottawa to United Kingdom in December is currently the most expensive (average of C$ 1,340). 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 27% of weekly flights between Ottawa and United Kingdom have experienced delays in the past year, with the average delay time being 131 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 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

458 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.

Porter Airlines

8.0

Very good

458 reviews

Porter Airlines

8.0

Very good

458 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.

Air Transat

7.8

Good

576 reviews

Porter Airlines

8.0

Very good

458 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.

WestJet

7.2

Good

3,441 reviews

Porter Airlines

8.0

Very good

458 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.

Air Canada

7.1

Good

11,555 reviews

Porter Airlines

8.0

Very good

458 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.

Lufthansa

6.8

Okay

8,229 reviews

Porter Airlines

8.0

Very good

458 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.

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, Lufthansa, and Virgin Atlantic fly from Ottawa to United Kingdom in about 6h 35m. The time it takes to get you to your destination can typically vary by up to 8h 55m. There are 5343 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$ 297 on WestJet. Other airlines that offer cheap prices include Air Transat from C$ 375 and Porter Airlines from C$ 377 one-way.
What are the most popular routes from Ottawa to United Kingdom?
While some choose either Ottawa - London City or Ottawa - London Gatwick, 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 (47%), Aegean Airlines (47%) or Austrian Airlines (47%) 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$ 1,236, our data indicates the cheapest price to be C$ 891. The most popular route (Ottawa - London Heathrow), is priced around C$ 662.
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, January is the cheapest month in which you can book a flight from Ottawa to United Kingdom (average of C$ 934). Flying from Ottawa to United Kingdom in December is currently the most expensive (average of C$ 1,340). 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
WestJet	CheapestC$ 120	AverageC$ 956	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Air Transat	CheapestC$ 680	AverageC$ 1,365	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Air France	CheapestC$ 773	AverageC$ 1,378	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Porter Airlines	CheapestC$ 838	AverageC$ 923	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Canada	CheapestC$ 888	AverageC$ 1,147	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Lufthansa	CheapestC$ 915	AverageC$ 1,140	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
United Airlines	CheapestC$ 1,198	AverageC$ 1,351	FlexibilityNo cancel fee	On-time69%	Search United Airlines 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$ 304

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/10. 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 30 August 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 August 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 August 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 August 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 August 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 August 2026.

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

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

Find flight deals from Ottawa to United Kingdom

Round-trip from

One-way from

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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 August 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 27% of weekly flights between Ottawa and United Kingdom have experienced delays in the past year, with the average delay time being 131 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 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

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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?

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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 August 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 August 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 August 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 August 2026.

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