How many flights from Ottawa to London are non-stop?

In the trailing 90 days, approximately 4.3% of flights from Ottawa to London were non-stop. For flights requiring connections, the median number of stopovers was 2. This suggests that direct options are less common for this route. Travelers should anticipate connecting flights when planning their journey.

What's the flight time from Ottawa to London?

The direct flight time from Ottawa to London typically averages 6 hours and 35 minutes, covering a distance of 5371 kilometers. For flights with one stop, the median duration extends to 12 hours and 10 minutes. Travelers should account for this significant difference when choosing between direct and connecting options.

How often do cheap flights from Ottawa to London come up?

Historically, cheap flights from Ottawa to London are classified as frequent. This indicates that opportunities for finding lower fares on this route arise regularly. Travelers can typically expect to find favorable prices with some consistency when planning their trips.

Flights From Ottawa

To London

Cheap Flights from Ottawa to London

Browse current best options from Ottawa. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Ottawa

RatePunk searches hundreds of travel sites at once for deals on flights to London

Prices updated today

476 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Oct 12, 2026.)

Today’s best flight deals from Ottawa to London

Explore current cheapest deals departing from Ottawa to London

2027-04-14 – 2027-04-22
YOW - London
90% AI deal score
CA$1,347
CA$906
Round trip
2027-02-09 – 2027-02-19
YOW - London
74% AI deal score
CA$890
CA$917
Round trip
2027-02-16 – 2027-02-26
YOW - London
74% AI deal score
CA$902
CA$917
Round trip
2027-02-13 – 2027-02-17
YOW - London
74% AI deal score
CA$918
CA$917
Round trip
2027-02-13 – 2027-02-23
YOW - London
74% AI deal score
CA$890
CA$917
Round trip
2027-02-13 – 2027-02-19
YOW - London
74% AI deal score
CA$908
CA$917
Round trip
2027-03-07 – 2027-03-19
YOW - London
75% AI deal score
CA$982
CA$963
Round trip
2027-03-06 – 2027-03-19
YOW - London
75% AI deal score
CA$983
CA$968
Round trip
2027-03-08 – 2027-03-12
YOW - London
74% AI deal score
CA$997
CA$994
Round trip
2027-02-12 – 2027-02-20
YOW - London
74% AI deal score
CA$906
CA$1,015
Round trip

Ottawa to London: Overview

Insights for flights from Ottawa to London

For flights from Ottawa to London, fares typically range from $735 to $1254, with a median of $1018. Right now, current fares are near the typical level for this route. Only about 8% of recent fares were classified as a good price, indicating that finding exceptionally low prices can be challenging.

If you are looking for cheap flights from Ottawa to London, the cheapest months to fly are July, with a median fare of $647, followed by May at $656, and January at $715. Planning your trip during these months could result in more favorable pricing.

The typical journey time from Ottawa to London is approximately 26h 25m, including connections. This is a long-haul route, covering a distance of 5371 kilometers. Most itineraries connect at least once, with the median number of stopovers for connecting flights being 2. Only 4.3% of recent fares were for direct flights from Ottawa to London, meaning travelers should expect to make at least one stop.

New deals for this route appear almost daily, so setting up a price alert can help you stay informed about the latest offers.

How much is a round trip from Ottawa to London

Regular price: CA$796 - CA$2,133

Prices are currently within the regular range.

Regular prices for flights from Ottawa to London typically range from CAD796 to CAD2133. The current lowest deal is CAD878 with Air Transat, for travel from Feb 13-Feb 23.

now CA$878

Low CA$796

High CA$2,133

The cheapest time to fly from Ottawa to London

The cheapest month to fly from YOW to LON is July, with a median price of $647. The most expensive month is December, with a median price of $1712. Prices are generally lower from January to September.

July

Cheapest

Flights from CA$647

December

Most Expensive

Flights from CA$1,712

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Ottawa to London

Air Canada

Air Transat

Last-minute flights going from Ottawa to London

Sun, Oct 11

⌛ Last-Minute

YOW - London

Ottawa (YOW) - London (LHR)

Air Canada

CA$1,178

CA$1,080

One-way

Mon, Oct 12

⌛ Last-Minute

YOW - London

Ottawa (YOW) - London (LHR)

Air Canada

CA$1,331

CA$1,067

One-way

Mon, Oct 12

⌛ Last-Minute

YOW - London

Ottawa (YOW) - London (LHR)

Air Canada

CA$1,252

CA$1,126

One-way

Tue, Oct 13

⌛ Last-Minute

YOW - London

Ottawa (YOW) - London (LHR)

Air Canada

CA$1,298

CA$906

One-way

Tue, Oct 13

⌛ Last-Minute

YOW - London

Ottawa (YOW) - London (LGW)

Air France

CA$1,308

CA$1,020

One-way

Tue, Oct 13

⌛ Last-Minute

YOW - London

Ottawa (YOW) - London (LGW)

Air France

CA$1,435

CA$1,025

One-way

Biggest price drops on these dates for flights from Ottawa to London

8 nights

Apr 14 - Apr 22

CA$1,347 → CA$906

33%

4 nights

Dec 3 - Dec 7

CA$1,364 → CA$1,047

23%

4 nights

Dec 6 - Dec 10

CA$1,368 → CA$1,110

19%

6 nights

Dec 3 - Dec 9

CA$1,322 → CA$1,081

18%

Popular Airports to fly from Ottawa to London

Ottawa - London route insights

💸 Price insights

Recent fares near the typical level

Recent fares from Ottawa to London are near the typical level of $1018.

📅 Best time to fly

Fly in July for the best prices

Historically, July is the cheapest month to fly, with a median price of $647.

⏱️ Flight duration

Long-haul flights, 26h 25m median duration

Flights from Ottawa to London are long-haul, with a median duration of 26 hours 25 minutes.

✈️ Airlines & availability

Connecting flights are dominant

Only 4.3% of recent flights are direct; connecting flights typically have 2 stopovers.

🏆 Airline highlight

Air Transat offers a deal at $878

Air Transat has a deal for $878 from February 13-February 23.

🎯 Booking tip

Frequent deals available

Deals for flights from Ottawa to London are frequent, appearing every 30 days.

Ottawa main airports to depart from

Ottawa Macdonald–Cartier International (YOW)

Cheapest

Choose Ottawa Macdonald–Cartier International for flights from Ottawa to London.

📍 ~0 km from city center (reachable by car)

💸 Flights from ~CA$646

London main airports to arrive at

Gatwick (LGW)

Cheapest

Gatwick Airport offers a convenient arrival option for flights from Ottawa to London.

📍 ~40 km from city center

💸 Flights from ~CA$664

Airports nearby London used as alternative

Birmingham (BHX)

Cheapest

Birmingham Airport is a major international hub, offering a wide variety of short and long-haul destinations.

📍 ~160 km from London (reachable by rail)

💸 Flights from ~CA$962

Business & First Class Flight Deals to London

$3,553

Save $3,431

Air Canada, +1

Business Class

From YOW

Elite

Feb 14

London, United Kingdom

94% AI deal score

$6,656

$3,560

Save $3,096

Air Canada

Business Class

From YOW

Elite

Dec 27

London, United Kingdom

94% AI deal score

$9,768

$3,851

Save $5,917

Lufthansa

Business Class

From YOW

Elite

Nov 15

London, United Kingdom

93% AI deal score

$5,171

$3,294

Save $1,877

Air Canada, +1

Business Class

From YOW

Elite

Nov 23

London, United Kingdom

93% AI deal score

$5,212

$3,338

Save $1,874

Air Canada, +1

Business Class

Frequently Asked Questions About Flights to London

Historically, the optimal booking window for flights from Ottawa to London is typically between 28 and 59 days prior to departure. During this period, the average price observed was $812. Booking within 0-6 days of departure generally saw higher average prices, reaching $1014. For those booking 60 or more days out, the average price was $1159, indicating that very early booking might not always yield the lowest fares.

Across the trailing quarter, a good price for a flight from Ottawa to London was considered to be $735 or less. The median price for this route over the same period was $1018. Prices historically ranged up to $1254 for the higher end of fares. Travelers aiming for a budget-friendly trip should target prices around or below the $735 threshold.

Historically, the cheapest months to fly from Ottawa to London include July, with a median price of $647, and May, with a median price of $656. January also offered relatively lower prices, with a median of $715. The overall annual median price for this route was $1018, indicating that these specific months offer significant savings compared to the yearly average.

Ottawa to London: Overview

Insights for flights from Ottawa to London

New deals for this route appear almost daily, so setting up a price alert can help you stay informed about the latest offers.

How much is a round trip from Ottawa to London

Regular price: CA$796 - CA$2,133

Prices are currently within the regular range.

Regular prices for flights from Ottawa to London typically range from CAD796 to CAD2133. The current lowest deal is CAD878 with Air Transat, for travel from Feb 13-Feb 23.

now CA$878

Low CA$796

High CA$2,133

The cheapest time to fly from Ottawa to London

July

Cheapest

Flights from CA$647

December

Most Expensive

Flights from CA$1,712

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Ottawa to London

Air Canada

Air Transat

Last-minute flights going from Ottawa to London

Sun, Oct 11

⌛ Last-Minute

YOW - London

Ottawa (YOW) - London (LHR)

Air Canada

CA$1,178

CA$1,080

One-way

Mon, Oct 12

⌛ Last-Minute

YOW - London

Ottawa (YOW) - London (LHR)

Air Canada

CA$1,331

CA$1,067

One-way

Mon, Oct 12

⌛ Last-Minute

YOW - London

Ottawa (YOW) - London (LHR)

Air Canada

CA$1,252

CA$1,126

One-way

Tue, Oct 13

⌛ Last-Minute

YOW - London

Ottawa (YOW) - London (LHR)

Air Canada

CA$1,298

CA$906

One-way

Tue, Oct 13

⌛ Last-Minute

YOW - London

Ottawa (YOW) - London (LGW)

Air France

CA$1,308

CA$1,020

One-way

Tue, Oct 13

⌛ Last-Minute

YOW - London

Ottawa (YOW) - London (LGW)

Air France

CA$1,435

CA$1,025

One-way

Biggest price drops on these dates for flights from Ottawa to London

8 nights

Apr 14 - Apr 22

CA$1,347 → CA$906

33%

4 nights

Dec 3 - Dec 7

CA$1,364 → CA$1,047

23%

4 nights

Dec 6 - Dec 10

CA$1,368 → CA$1,110

19%

6 nights

Dec 3 - Dec 9

CA$1,322 → CA$1,081

18%

Popular Airports to fly from Ottawa to London

Ottawa - London route insights

💸 Price insights

Recent fares near the typical level

Recent fares from Ottawa to London are near the typical level of $1018.

📅 Best time to fly

Fly in July for the best prices

Historically, July is the cheapest month to fly, with a median price of $647.

⏱️ Flight duration

Long-haul flights, 26h 25m median duration

Flights from Ottawa to London are long-haul, with a median duration of 26 hours 25 minutes.

✈️ Airlines & availability

Connecting flights are dominant

Only 4.3% of recent flights are direct; connecting flights typically have 2 stopovers.

🏆 Airline highlight

Air Transat offers a deal at $878

Air Transat has a deal for $878 from February 13-February 23.

🎯 Booking tip

Frequent deals available

Deals for flights from Ottawa to London are frequent, appearing every 30 days.

Ottawa main airports to depart from

Ottawa Macdonald–Cartier International (YOW)

Cheapest

Choose Ottawa Macdonald–Cartier International for flights from Ottawa to London.

📍 ~0 km from city center (reachable by car)

💸 Flights from ~CA$646

London main airports to arrive at

Gatwick (LGW)

Cheapest

Gatwick Airport offers a convenient arrival option for flights from Ottawa to London.

📍 ~40 km from city center

💸 Flights from ~CA$664

Airports nearby London used as alternative

Birmingham (BHX)

Cheapest

Birmingham Airport is a major international hub, offering a wide variety of short and long-haul destinations.

London, United Kingdom

93% AI deal score

$5,212

$3,338

Save $1,874

Air Canada, +1

Business Class

Frequently Asked Questions About Flights to London

Cheap Flights from Ottawa to London

Today’s best flight deals from Ottawa to London

Ottawa to London: Overview

Insights for flights from Ottawa to London

How much is a round trip from Ottawa to London

The cheapest time to fly from Ottawa to London

Direct flights from Ottawa to London

Last-minute flights going from Ottawa to London

Biggest price drops on these dates for flights from Ottawa to London

Popular Airports to fly from Ottawa to London

Ottawa - London route insights

Recent fares near the typical level

Fly in July for the best prices

Long-haul flights, 26h 25m median duration

Connecting flights are dominant

Air Transat offers a deal at $878

Frequent deals available

Ottawa main airports to depart from

London main airports to arrive at

Airports nearby London used as alternative

Business & First Class Flight Deals to London

Best Elite deals to London

Nov 30

Dec 02

Dec 08

Dec 07

Dec 14

Dec 07

Dec 27

Dec 01

Feb 14

Dec 27

Nov 15

Nov 23

Frequently Asked Questions About Flights to London

How far in advance should I book a flight from Ottawa to London?

What is a good price for a flight from Ottawa to London?

When is the cheapest time of year to fly from Ottawa to London?

How many flights from Ottawa to London are non-stop?

What's the flight time from Ottawa to London?

How often do cheap flights from Ottawa to London come up?

Related routes

More routes from Ottawa

Flights to London from other cities

Ottawa to London: Overview

Insights for flights from Ottawa to London

How much is a round trip from Ottawa to London

The cheapest time to fly from Ottawa to London

Direct flights from Ottawa to London

Last-minute flights going from Ottawa to London

Biggest price drops on these dates for flights from Ottawa to London

Popular Airports to fly from Ottawa to London

Ottawa - London route insights

Recent fares near the typical level

Fly in July for the best prices

Long-haul flights, 26h 25m median duration

Connecting flights are dominant

Air Transat offers a deal at $878

Frequent deals available

Ottawa main airports to depart from

London main airports to arrive at

Airports nearby London used as alternative

Business & First Class Flight Deals to London

Best Elite deals to London

Nov 30

Dec 02

Dec 08

Dec 07

Dec 14

Dec 07

Dec 27

Dec 01

Feb 14

Dec 27

Nov 15

Nov 23

Frequently Asked Questions About Flights to London

How far in advance should I book a flight from Ottawa to London?

What is a good price for a flight from Ottawa to London?

When is the cheapest time of year to fly from Ottawa to London?