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.

£208 Cheap Flights from Ottawa to London Stansted Airport in 2026/27

Find the cheapest flights from Ottawa to London

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

10:50 - 16:00YOW Ottawa-STN London Stansted

24h 10m2 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas

16:35 - 14:07STN London Stansted-YOW Ottawa

26h 32m3 stops Madrid Barajas Brussels Bruxelles-National Montreal Pierre Elliott Trudeau Intl

£478Multiple Airlines

Mon, 23 Nov - Thu, 26 Nov

14:00 - 16:00YOW Ottawa-STN London Stansted

21h 00m3 stops Toronto Island Montreal Pierre Elliott Trudeau Intl Madrid Barajas

16:35 - 14:07STN London Stansted-YOW Ottawa

26h 32m3 stops Madrid Barajas Brussels Bruxelles-National Montreal Pierre Elliott Trudeau Intl

£480Multiple Airlines

Mon, 23 Nov - Thu, 26 Nov

10:50 - 19:05YOW Ottawa-STN London Stansted

27h 15m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl Lisbon Humberto Delgado

20:55 - 14:07STN London Stansted-YOW Ottawa

22h 12m2 stops Lisbon Humberto Delgado Montreal Pierre Elliott Trudeau Intl

£507Multiple Airlines

Thu, 12 Nov - Wed, 18 Nov

14:35 - 14:45YOW Ottawa-STN London Stansted

19h 10m2 stops Montreal Pierre Elliott Trudeau Intl Barcelona-El Prat

21:55 - 17:10STN London Stansted-YOW Ottawa

24h 15m3 stops Barcelona-El Prat Zurich Toronto Pearson Intl

£526Multiple Airlines

Mon, 19 Oct - Thu, 22 Oct

12:00 - 14:45YOW Ottawa-STN London Stansted

21h 45m3 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl Barcelona-El Prat

21:55 - 17:10STN London Stansted-YOW Ottawa

24h 15m3 stops Barcelona-El Prat Zurich Toronto Pearson Intl

£531Multiple Airlines

Mon, 19 Oct - Thu, 22 Oct

17:40 - 23:55YOW Ottawa-STN London Stansted

25h 15m2 stops Montreal Pierre Elliott Trudeau Intl Lisbon Humberto Delgado

06:20 - 15:57STN London Stansted-YOW Ottawa

14h 37m2 stops Lisbon Humberto Delgado Montreal Pierre Elliott Trudeau Intl

£553Multiple Airlines

Fri, 13 Nov - Sun, 22 Nov

14:55 - 11:25YOW Ottawa-STN London Stansted

16h 30m2 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas

20:45 - 19:45STN London Stansted-YOW Ottawa

28h 00m3 stops Madrid Barajas Zurich Toronto Pearson Intl

£579Multiple Airlines

Sat, 31 Oct - Fri, 6 Nov

09:00 - 11:25YOW Ottawa-STN London Stansted

22h 25m2 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas

18:15 - 14:07STN London Stansted-YOW Ottawa

24h 52m3 stops Madrid Barajas Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

£580Multiple Airlines

Sat, 31 Oct - Sat, 7 Nov

09:00 - 20:25YOW Ottawa-STN London Stansted

30h 25m2 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas

05:55 - 21:52STN London Stansted-YOW Ottawa

20h 57m3 stops Madrid Barajas Montreal Pierre Elliott Trudeau Intl Toronto Island

£581Multiple Airlines

Fri, 6 Nov - Sat, 14 Nov

12:05 - 11:25YOW Ottawa-STN London Stansted

19h 20m3 stops Toronto Island Montreal Pierre Elliott Trudeau Intl Madrid Barajas

20:45 - 19:45STN London Stansted-YOW Ottawa

28h 00m3 stops Madrid Barajas Zurich Toronto Pearson Intl

£581Multiple Airlines

Sat, 31 Oct - Fri, 6 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

09:05 - 12:55YOW Ottawa-STN London Stansted

22h 50m2 stops Montreal Pierre Elliott Trudeau Intl Dublin

06:35 - 16:32STN London Stansted-YOW Ottawa

14h 57m2 stops Dublin Toronto Pearson Intl

£552Multiple Airlines

Sun, 27 Sep - Sun, 4 Oct

18:10 - 12:55YOW Ottawa-STN London Stansted

13h 45m2 stops Toronto Pearson Intl Dublin

06:35 - 16:32STN London Stansted-YOW Ottawa

14h 57m2 stops Dublin Toronto Pearson Intl

£607Multiple Airlines

Sun, 27 Sep - Sun, 4 Oct

18:10 - 12:55YOW Ottawa-STN London Stansted

13h 45m2 stops Toronto Pearson Intl Dublin

06:35 - 16:32STN London Stansted-YOW Ottawa

14h 57m2 stops Dublin Toronto Pearson Intl

£617Multiple Airlines

Sun, 27 Sep - Sun, 4 Oct

18:10 - 12:55YOW Ottawa-STN London Stansted

13h 45m2 stops Toronto Pearson Intl Dublin

06:35 - 16:32STN London Stansted-YOW Ottawa

14h 57m2 stops Dublin Toronto Pearson Intl

£620Multiple Airlines

Sun, 27 Sep - Sun, 4 Oct

06:55 - 23:20YOW Ottawa-STN London Stansted

35h 25m2 stops Toronto Pearson Intl Dublin

06:35 - 00:20STN London Stansted-YOW Ottawa

22h 45m2 stops Dublin Toronto Pearson Intl

£657Multiple Airlines

Fri, 25 Sep - Fri, 2 Oct

18:25 - 23:20YOW Ottawa-STN London Stansted

23h 55m2 stops Toronto Pearson Intl Dublin

06:35 - 20:00STN London Stansted-YOW Ottawa

18h 25m2 stops Dublin Toronto Pearson Intl

£802Multiple Airlines

Fri, 25 Sep - Fri, 2 Oct

20:55 - 14:30YOW Ottawa-STN London Stansted

12h 35m2 stops Toronto Pearson Intl Dublin

06:35 - 20:00STN London Stansted-YOW Ottawa

18h 25m2 stops Dublin Toronto Pearson Intl

£881Multiple Airlines

Sun, 27 Sep - Sun, 4 Oct

18:25 - 17:35YOW Ottawa-STN London Stansted

18h 10m2 stops Toronto Pearson Intl Dublin

06:35 - 20:00STN London Stansted-YOW Ottawa

18h 25m2 stops Dublin Toronto Pearson Intl

£888Multiple Airlines

Fri, 25 Sep - Fri, 2 Oct

20:55 - 17:35YOW Ottawa-STN London Stansted

15h 40m2 stops Toronto Pearson Intl Dublin

06:35 - 20:00STN London Stansted-YOW Ottawa

18h 25m2 stops Dublin Toronto Pearson Intl

£991Multiple Airlines

Fri, 25 Sep - Fri, 2 Oct

20:55 - 19:20YOW Ottawa-STN London Stansted

17h 25m2 stops Toronto Pearson Intl Dublin

06:30 - 13:58STN London Stansted-YOW Ottawa

12h 28m2 stops Dublin Montreal Pierre Elliott Trudeau Intl

£1,178Multiple Airlines

Fri, 25 Sep - Tue, 29 Sep

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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

Cheapest return flight

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Mon 23/11

10:50-16:00

2 stops24h 10m

London Stansted

Thu 26/11

16:35-14:07

3 stops26h 32m

£478

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Mon 23/11

14:00-16:00

3 stops21h 00m

London Stansted

Thu 26/11

16:35-14:07

3 stops26h 32m

£480

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Thu 12/11

10:50-19:05

3 stops27h 15m

London Stansted

Wed 18/11

20:55-14:07

2 stops22h 12m

£507

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Mon 19/10

14:35-14:45

2 stops19h 10m

London Stansted

Thu 22/10

21:55-17:10

3 stops24h 15m

£526

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Mon 19/10

12:00-14:45

3 stops21h 45m

London Stansted

Thu 22/10

21:55-17:10

3 stops24h 15m

£531

Fastest return journey

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Fri 13/11

17:40-23:55

2 stops25h 15m

London Stansted

Sun 22/11

06:20-15:57

2 stops14h 37m

£553

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Sat 31/10

14:55-11:25

2 stops16h 30m

London Stansted

Fri 6/11

20:45-19:45

3 stops28h 00m

£579

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Sat 31/10

09:00-11:25

2 stops22h 25m

London Stansted

Sat 7/11

18:15-14:07

3 stops24h 52m

£580

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Fri 6/11

09:00-20:25

2 stops30h 25m

London Stansted

Sat 14/11

05:55-21:52

3 stops20h 57m

£581

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Sat 31/10

12:05-11:25

3 stops19h 20m

London Stansted

Fri 6/11

20:45-19:45

3 stops28h 00m

£581

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

Best price found	£208
Fastest flight time	12h 35m
Direct flights	None

The best one-way flight to London Stansted Airport from Ottawa in the past 72 hours is £208. The best return flight deal from Ottawa to London Stansted Airport found on momondo in the last 72 hours is £478.

The fastest flight from Ottawa to London Stansted Airport takes 12h 35m

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

Search flight deals

Frequently asked questions about flying from Ottawa to London Stansted Airport

How far is Ottawa to London Stansted by plane?
The distance between Ottawa and London Stansted is about 3332.5 mi. 12h 35m 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.

Frequently asked questions about flying from Ottawa to London Stansted Airport

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

Wembley

Gatwick

Milton Keynes

Southend-on-Sea

Luton

Slough

Ipswich

Maidstone

Folkestone

Hastings

Ilford

Canterbury

Chichester

Hayes

Bedford

Guildford

Colchester

Harlow

Chelmsford

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.