How do I get Price Alerts for flights from Ottawa to London Stansted Airport?

Price Alerts will notify you by email when the price for flights to London Stansted Airport from Ottawa decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

How can I save money on flights from Ottawa to London Stansted Airport with momondo?

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

When did momondo last update prices for flights from Ottawa Airport to London Stansted Airport?

Prices for flights from Ottawa Airport to London Stansted Airport are refreshed on a daily basis.

How old do you have to be to fly from Ottawa Airport to London Stansted Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ottawa Airport to London Stansted Airport.

What documentation or ID do you need to fly to London Stansted Airport?

The travel and health documents required for your trip to London Stansted Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Stansted Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£296 Cheap Flights from Ottawa to London Stansted Airport in 2025/26

1 adult

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Find the cheapest flights from Ottawa to London

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Enter your travel dates to find the best prices.

18:05 - 15:55YOW-STN

16h 50m2 stops

06:15 - 19:18STN-YOW

18h 03m2 stops

£511Multiple Airlines

Find Deal

Sun, 7 Dec - Sun, 14 Dec

10:50 - 15:55YOW-STN

24h 05m3 stops

06:15 - 18:38STN-YOW

17h 23m2 stops

£535Multiple Airlines

Find Deal

Sun, 7 Dec - Sun, 14 Dec

18:55 - 12:50YOW-STN

12h 55m2 stops

06:30 - 00:22STN-YOW

22h 52m3 stops

£601Multiple Airlines

Find Deal

Wed, 22 Apr - Wed, 27 May

20:00 - 16:15YOW-STN

15h 15m2 stops

18:00 - 16:23STN-YOW

27h 23m3 stops

£613Multiple Airlines

Find Deal

Sun, 22 Feb - Sun, 1 Mar

14:50 - 11:30YOW-STN

15h 40m2 stops

10:45 - 00:42STN-YOW

42h 57m3 stops

£648Multiple Airlines

Find Deal

Sat, 29 Nov - Sat, 6 Dec

14:50 - 11:30YOW-STN

15h 40m2 stops

20:25 - 00:42STN-YOW

33h 17m2 stops

£652Multiple Airlines

Find Deal

Sat, 29 Nov - Sat, 6 Dec

09:10 - 07:50YOW-STN

17h 40m2 stops

09:05 - 00:41STN-YOW

20h 36m2 stops

£996Multiple Airlines

Find Deal

Thu, 18 Dec - Mon, 12 Jan

14:50 - 16:50YOW-STN

21h 00m2 stops

06:15 - 00:20STN-YOW

23h 05m2 stops

£1,035Multiple Airlines

Find Deal

Fri, 24 Apr - Sun, 17 May

14:05 - 11:55YOW-STN

16h 50m3 stops

09:05 - 00:41STN-YOW

20h 36m2 stops

£1,116Multiple Airlines

Find Deal

Thu, 18 Dec - Mon, 12 Jan

14:50 - 16:50YOW-STN

21h 00m2 stops

06:15 - 21:15STN-YOW

20h 00m2 stops

£1,379Multiple Airlines

Find Deal

Fri, 24 Apr - Sun, 17 May

momondo Fare Finder

Use the filters below to find and compare flights from Ottawa to London Stansted Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sun 7/12

18:05-15:55

2 stops16h 50m

London Stansted

Sun 14/12

06:15-19:18

2 stops18h 03m

£511

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sun 7/12

10:50-15:55

3 stops24h 05m

London Stansted

Sun 14/12

06:15-18:38

2 stops17h 23m

£535

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 22/4

18:55-12:50

2 stops12h 55m

London Stansted

Wed 27/5

06:30-00:22

3 stops22h 52m

£601

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sun 22/2

20:00-16:15

2 stops15h 15m

London Stansted

Sun 1/3

18:00-16:23

3 stops27h 23m

£613

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sat 29/11

14:50-11:30

2 stops15h 40m

London Stansted

Sat 6/12

10:45-00:42

3 stops42h 57m

£648

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sat 29/11

14:50-11:30

2 stops15h 40m

London Stansted

Sat 6/12

20:25-00:42

2 stops33h 17m

£652

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Thu 18/12

09:10-07:50

2 stops17h 40m

London Stansted

Mon 12/1

09:05-00:41

2 stops20h 36m

£996

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 24/4

14:50-16:50

2 stops21h 00m

London Stansted

Sun 17/5

06:15-00:20

2 stops23h 05m

£1,035

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Thu 18/12

14:05-11:55

3 stops16h 50m

London Stansted

Mon 12/1

09:05-00:41

2 stops20h 36m

£1,116

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 24/4

14:50-16:50

2 stops21h 00m

London Stansted

Sun 17/5

06:15-21:15

2 stops20h 00m

£1,379

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

When to book flights from Ottawa to London Stansted Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ottawa to London Stansted Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Ottawa to London Stansted Airport (YOW to STN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to London Stansted Airport

Direct flights	None

There are no direct flights from Ottawa to London Stansted Airport. There are no popular flight routes from Ottawa to London Stansted Airport.

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How far is Ottawa to London Stansted by plane?
The distance between Ottawa and London Stansted is about 3332.5 mi. 12h 55m is a normal flight duration for this route.
When did momondo last update prices for flights from Ottawa Airport to London Stansted Airport?
Prices for flights from Ottawa Airport to London Stansted Airport are refreshed on a daily basis.
How old do you have to be to fly from Ottawa Airport to London Stansted Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ottawa Airport to London Stansted Airport.
What documentation or ID do you need to fly to London Stansted Airport?
The travel and health documents required for your trip to London Stansted Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Stansted Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

How do I get Price Alerts for flights from Ottawa to London Stansted Airport?
Price Alerts will notify you by email when the price for flights to London Stansted Airport from Ottawa decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
How can I save money on flights from Ottawa to London Stansted Airport with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Eastbourne

Milton Keynes

Luton

Gatwick

Maidstone

Slough

Canterbury

Southend-on-Sea

Ipswich

Ilford

Guildford

Colchester

Dover

Hayes

Chelmsford

Worthing

Dartford

Ramsgate

Bedford

Stansted

Why use momondo?

Why should I use momondo to find a flight deal from Ottawa to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Ottawa.

Can I find flights from Ottawa to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Ottawa which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ottawa to London?

Once all potential Ottawa to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ottawa to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ottawa to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.