When is the best time to book a flight to Ottawa?

To ensure you get the cheapest price possible for a flight to Ottawa, you should look to book at least 88 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What airport do you fly into for flights to Ottawa?

Booking a flight to Ottawa (YOW) is your only option if you intend on flying to Ottawa. It is only a 6.6 mi journey from Ottawa to Ottawa’s city center. 5 airlines have flights to Ottawa from London on a daily basis. Booking flights to Ottawa should not be difficult; the airport handles an average of 2 flights from London per day.

Can I find cheaper flights to Ottawa if I am willing to have stopovers?

Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Ottawa on Cheapflights that require 1 or 2 stops for potential cost savings.

What is the best airline to fly to Ottawa?

Based on reviews from Cheapflights users, Air Transat is rated the highest out of the airlines that fly to Ottawa.

What is the cheapest airport to fly to in Ottawa?

Ottawa is currently the cheapest airport to fly to in Ottawa. One-way flights to Ottawa typically cost £84, while return flights cost around £162.

How much is a return flight to Ottawa?

A return flight to Ottawa will typically cost around £310, however they can be found for as little as £162.

Where does the fastest flight to Ottawa depart from?

For those looking to save time traveling to Ottawa, London offers the quickest one-way flight (7 hours 10 minutes).

Does Ottawa have car hire?

Yes. Those touching down at Ottawa can take advantage of the car hire services offered upon their arrival.

Are there hotels close to Ottawa?

Yes. Ottawa has hotels nearby for those requiring accommodations. Alt Hotel Ottawa Airport is the closest property to Ottawa (0.0 mi away from Ottawa).

What are the most popular airlines that fly to Ottawa?

The most popular airlines flying from London to Ottawa are Air Canada, Air France and Lufthansa.

How long is the flight to Ottawa?

On average, a flight from London to Ottawa takes 11 hours 43 minutes. Flights to Ottawa from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

What are the cheapest airlines that fly to Ottawa?

The cheapest airlines flying from London to Ottawa are Air Transat, Air France and Virgin Atlantic.

In terms of precipitation, rainfall in Ottawa ranges from 50.0 - 93.0 inches per month. June is typically the wettest month, when rainfall can reach 93.0 mm. February is typically the driest time to visit Ottawa when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Ottawa, 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -10.0 C).

Cheap Flights to Ottawa from £190

Flights to Ottawa in 2026

Return from	£360
One-way from	£190
Popular in	December
Cheapest in	June
Average price	£486
Good round-trip deal	£380 or less
Good one-way deal	£385 or less

Air Transat
23/6-7/7
2 total stops
27h 00m total
London to Ottawa

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17/6
3 total stops
30h 05m total
London to Ottawa

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (£19 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).

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Average for return flights in May 2026

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

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

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Find flight deals to Ottawa

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights to Ottawa
Explore the most affordable flight options available to Ottawa. Find the lowest fares based on data from user searches, with prices last updated on 9 May 2026.

Fri 15/509:40

LGW

YOW

Nonstop8h 00m

Air Transat

Sun 24/513:50

YOW

LGW

1 stop15h 55m

Air Transat

Deal found 4/5£352

Fri 15/512:40

LGW

YOW

1 stop16h 45m

Air Transat

Sun 24/513:50

YOW

LGW

1 stop15h 55m

Air Transat

Deal found 4/5£359

Tue 23/612:40

LGW

YOW

1 stop12h 25m

Air Transat

Tue 7/714:15

YOW

LGW

1 stop14h 35m

Air Transat

Deal found 8/5£360

Sat 16/509:40

LGW

YOW

1 stop19h 45m

Air Transat

Sat 23/507:00

YOW

LGW

1 stop19h 55m

Air Transat

Deal found 5/5£361

Wed 3/609:40

LGW

YOW

1 stop19h 45m

Air Transat

Wed 17/616:00

YOW

LGW

1 stop10h 55m

Air Transat

Deal found 4/5£362

Sat 6/612:40

LGW

YOW

1 stop24h 25m

Air Transat

Sat 13/619:15

YOW

LGW

1 stop10h 30m

Air Transat

Deal found 7/5£362

Wed 3/612:40

LHR

YOW

1 stop11h 13m

Air Canada

Wed 17/614:40

YOW

LHR

1 stop10h 50m

Air Canada

Deal found 5/5£367

Sat 13/606:00

LHR

YOW

2 stops16h 11m

Multiple Airlines

Sun 21/619:30

YOW

LHR

1 stop9h 30m

Multiple Airlines

Deal found 4/5£368

Fri 5/609:40

LGW

YOW

Nonstop8h 00m

Air Transat

Tue 9/614:15

YOW

LGW

1 stop14h 35m

Air Transat

Deal found 6/5£368

Mon 8/606:00

LHR

YOW

2 stops16h 11m

Multiple Airlines

Wed 17/615:00

YOW

LHR

1 stop14h 00m

Multiple Airlines

Deal found 4/5£369

Mon 1/609:40

LGW

YOW

1 stop19h 45m

Air Transat

Mon 8/619:55

YOW

LGW

1 stop9h 50m

Air Transat

Deal found 4/5£370

Wed 3/606:00

LHR

YOW

2 stops16h 11m

Multiple Airlines

Wed 10/615:00

YOW

LHR

1 stop10h 30m

Multiple Airlines

Deal found 6/5£370

Best flights to Ottawa
Discover carefully curated flight deals to Ottawa that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 May 2026.

Wed 3/609:40

LGW

YOW

1 stop19h 45m

Air Transat

Thu 18/618:35

YOW

LGW

1 stop11h 10m

Air Transat

Deal found 8/5£380

Wed 3/609:30

LHR

YOW

2 stops15h 21m

Air Canada

Sun 7/612:15

YOW

LHR

2 stops13h 15m

Air Canada

Deal found 8/5£416

Mon 22/608:40

LHR

YOW

2 stops20h 14m

United Airlines

Mon 29/615:10

YOW

LHR

2 stops14h 30m

United Airlines

Deal found 8/5£421

Fri 5/622:50

STN

YOW

2 stops23h 45m

Multiple Airlines

Tue 9/618:25

YOW

STN

2 stops23h 15m

Multiple Airlines

Deal found 6/5£451

Tue 1/917:00

LGW

YOW

1 stop27h 00m

KLM

Mon 7/917:10

YOW

LGW

1 stop17h 50m

KLM

Deal found 6/5£497

Wed 3/617:00

LGW

YOW

1 stop27h 00m

Virgin Atlantic

Wed 10/617:10

YOW

LGW

1 stop11h 15m

Virgin Atlantic

Deal found 5/5£500

Fri 11/909:15

LCY

YOW

2 stops17h 55m

Lufthansa

Tue 15/914:35

YOW

LCY

2 stops13h 05m

Lufthansa

Deal found 8/5£567

Fri 7/818:40

LGW

YOW

2 stops27h 30m

SWISS

Mon 17/814:35

YOW

LGW

2 stops12h 50m

SWISS

Deal found 9/5£625

Fri 5/612:40

LGW

YOW

1 stop24h 25m

Air Transat

Wed 17/608:40

YOW

LGW

1 stop18h 15m

Air Transat

Deal found 5/5£393

Tue 2/608:45

LHR

YOW

2 stops20h 09m

United Airlines

Sun 14/615:10

YOW

LHR

1 stop12h 10m

United Airlines

Deal found 8/5£421

Fri 5/606:50

LHR

YOW

2 stops14h 48m

United Airlines

Tue 9/614:52

YOW

LHR

2 stops13h 28m

United Airlines

Deal found 6/5£426

Tue 2/606:30

STN

YOW

3 stops22h 50m

Multiple Airlines

Sun 14/618:25

YOW

STN

3 stops22h 55m

Multiple Airlines

Deal found 8/5£476

Tue 1/917:00

LGW

YOW

1 stop27h 00m

KLM

Mon 7/917:10

YOW

LGW

1 stop17h 50m

KLM

Deal found 5/5£498

Sat 6/607:30

LHR

YOW

2 stops16h 18m

United Airlines

Sat 13/612:00

YOW

LHR

2 stops13h 55m

United Airlines

Deal found 6/5£431

Tue 23/606:30

STN

YOW

2 stops16h 05m

Multiple Airlines

Tue 7/706:55

YOW

STN

2 stops32h 05m

Multiple Airlines

Deal found 8/5£476

Tue 1/917:00

LGW

YOW

1 stop27h 00m

KLM

Mon 7/917:10

YOW

LGW

1 stop17h 50m

KLM

Deal found 4/5£498

Wed 3/609:15

LCY

YOW

2 stops17h 01m

Lufthansa

Wed 10/614:35

YOW

LCY

2 stops13h 05m

Lufthansa

Deal found 5/5£584

Tue 7/709:40

LGW

YOW

Nonstop8h 00m

Air Transat

Sat 11/707:00

YOW

LGW

1 stop22h 45m

Air Transat

Deal found 5/5£532

Wed 3/622:45

STN

YOW

3 stops23h 50m

Multiple Airlines

Wed 10/606:55

YOW

STN

3 stops34h 50m

Multiple Airlines

Deal found 5/5£498

Tue 1/917:00

LGW

YOW

1 stop27h 00m

KLM

Mon 7/917:10

YOW

LGW

1 stop11h 30m

KLM

Deal found 7/5£499

Wed 3/609:15

LCY

YOW

2 stops15h 31m

Lufthansa

Tue 23/614:00

YOW

LCY

2 stops13h 40m

Lufthansa

Deal found 4/5£600

Tue 1/906:30

LHR

YOW

2 stops13h 30m

Multiple Airlines

Mon 7/917:10

YOW

LHR

1 stop18h 25m

Multiple Airlines

Deal found 6/5£511

Wed 3/606:50

LHR

YOW

2 stops14h 48m

United Airlines

Tue 23/606:25

YOW

LHR

1 stop19h 20m

United Airlines

Deal found 8/5£512

Wed 3/617:00

LGW

YOW

1 stop27h 00m

KLM

Wed 10/617:10

YOW

LGW

1 stop11h 15m

KLM

Deal found 5/5£512

Wed 3/609:15

LCY

YOW

2 stops17h 01m

Lufthansa

Tue 23/614:00

YOW

LCY

2 stops13h 40m

Lufthansa

Deal found 6/5£603

Sat 6/606:35

STN

YOW

3 stops16h 00m

Multiple Airlines

Sat 13/606:55

YOW

STN

2 stops33h 40m

Multiple Airlines

Deal found 7/5£511

Fri 26/606:50

LHR

YOW

2 stops14h 48m

United Airlines

Tue 7/715:10

YOW

LHR

2 stops14h 30m

United Airlines

Deal found 5/5£513

Fri 7/809:40

LGW

YOW

Nonstop8h 00m

Air Transat

Thu 20/808:40

YOW

LGW

1 stop18h 15m

Air Transat

Deal found 9/5£634

Wed 3/609:15

LCY

YOW

2 stops17h 01m

Lufthansa

Tue 23/614:00

YOW

LCY

2 stops13h 40m

Lufthansa

Deal found 5/5£607

Tue 1/906:30

LHR

YOW

2 stops13h 30m

Multiple Airlines

Mon 7/917:10

YOW

LHR

1 stop15h 35m

Multiple Airlines

Deal found 7/5£513

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Flights to Ottawa in 2026

Find the latest flights to Ottawa in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 9 May 2026.

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Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals to Ottawa

Cheapest flights to Ottawa
Explore the most affordable flight options available to Ottawa. Find the lowest fares based on data from user searches, with prices last updated on 9 May 2026.

Explore the most affordable flight options available to Ottawa. Find the lowest fares based on data from user searches, with prices last updated on 9 May 2026.

Best flights to Ottawa
Discover carefully curated flight deals to Ottawa that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 May 2026.

Discover carefully curated flight deals to Ottawa that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 May 2026.

Direct flights to Ottawa
Explore direct flight options to Ottawa based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 May 2026.

Explore direct flight options to Ottawa based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 May 2026.

Last-minute flights to Ottawa
Discover last-minute flight deals to Ottawa. Data last updated 9 May 2026 and is based on user searches.

Discover last-minute flight deals to Ottawa. Data last updated 9 May 2026 and is based on user searches.

One-way flights to Ottawa
Search for one-way flight options to Ottawa. Find affordable one-way fares based on user searches. Data last updated 9 May 2026.

Search for one-way flight options to Ottawa. Find affordable one-way fares based on user searches. Data last updated 9 May 2026.

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Cheap flights to Ottawa – Compare and Save

Flights to Ottawa in 2026

Find the latest flights to Ottawa in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 9 May 2026.

Return from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals to Ottawa

Cheapest flights to OttawaExplore the most affordable flight options available to Ottawa. Find the lowest fares based on data from user searches, with prices last updated on 9 May 2026.

Explore the most affordable flight options available to Ottawa. Find the lowest fares based on data from user searches, with prices last updated on 9 May 2026.

Best flights to OttawaDiscover carefully curated flight deals to Ottawa that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 May 2026.

Discover carefully curated flight deals to Ottawa that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 May 2026.

Direct flights to OttawaExplore direct flight options to Ottawa based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 May 2026.

Explore direct flight options to Ottawa based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 May 2026.

Last-minute flights to OttawaDiscover last-minute flight deals to Ottawa. Data last updated 9 May 2026 and is based on user searches.

Discover last-minute flight deals to Ottawa. Data last updated 9 May 2026 and is based on user searches.

One-way flights to OttawaSearch for one-way flight options to Ottawa. Find affordable one-way fares based on user searches. Data last updated 9 May 2026.

Search for one-way flight options to Ottawa. Find affordable one-way fares based on user searches. Data last updated 9 May 2026.

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Cheapest flights to Ottawa
Explore the most affordable flight options available to Ottawa. Find the lowest fares based on data from user searches, with prices last updated on 9 May 2026.

Best flights to Ottawa
Discover carefully curated flight deals to Ottawa that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 May 2026.

Direct flights to Ottawa
Explore direct flight options to Ottawa based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 May 2026.

Last-minute flights to Ottawa
Discover last-minute flight deals to Ottawa. Data last updated 9 May 2026 and is based on user searches.

One-way flights to Ottawa
Search for one-way flight options to Ottawa. Find affordable one-way fares based on user searches. Data last updated 9 May 2026.