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.

£256 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 - 23:55YOW Ottawa-STN London Stansted

32h 05m2 stops Montreal Pierre Elliott Trudeau Intl Lisbon Humberto Delgado

20:55 - 21:52STN London Stansted-YOW Ottawa

29h 57m3 stops Lisbon Humberto Delgado Montreal Pierre Elliott Trudeau Intl Toronto Island

£542Multiple Airlines

Fri, 15 Jan - Sat, 23 Jan

14:55 - 13:40YOW Ottawa-STN London Stansted

17h 45m2 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas

05:55 - 23:47STN London Stansted-YOW Ottawa

22h 52m2 stops Madrid Barajas Montreal Pierre Elliott Trudeau Intl

£546Multiple Airlines

Sat, 5 Dec - Sat, 12 Dec

10:50 - 18:00YOW Ottawa-STN London Stansted

26h 10m2 stops Montreal Pierre Elliott Trudeau Intl Lisbon Humberto Delgado

06:50 - 19:30STN London Stansted-YOW Ottawa

17h 40m2 stops Lisbon Humberto Delgado Toronto Pearson Intl

£552Multiple Airlines

Wed, 2 Dec - Wed, 9 Dec

19:50 - 23:55YOW Ottawa-STN London Stansted

23h 05m2 stops Montreal Pierre Elliott Trudeau Intl Lisbon Humberto Delgado

20:55 - 15:57STN London Stansted-YOW Ottawa

24h 02m2 stops Lisbon Humberto Delgado Montreal Pierre Elliott Trudeau Intl

£554Multiple Airlines

Fri, 15 Jan - Sat, 23 Jan

10:50 - 23:55YOW Ottawa-STN London Stansted

32h 05m2 stops Montreal Pierre Elliott Trudeau Intl Lisbon Humberto Delgado

06:20 - 21:52STN London Stansted-YOW Ottawa

20h 32m3 stops Lisbon Humberto Delgado Montreal Pierre Elliott Trudeau Intl Toronto Island

£554Multiple Airlines

Fri, 15 Jan - Sun, 24 Jan

10:50 - 13:40YOW Ottawa-STN London Stansted

21h 50m2 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas

05:55 - 21:50STN London Stansted-YOW Ottawa

20h 55m3 stops Madrid Barajas Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

£555Multiple Airlines

Sat, 5 Dec - Sat, 12 Dec

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

£566Multiple Airlines

Fri, 15 Jan - Sun, 24 Jan

19:50 - 20:30YOW Ottawa-STN London Stansted

19h 40m2 stops Montreal Pierre Elliott Trudeau Intl Lisbon Humberto Delgado

06:55 - 15:57STN London Stansted-YOW Ottawa

14h 02m2 stops Lisbon Humberto Delgado Montreal Pierre Elliott Trudeau Intl

£569Multiple Airlines

Fri, 27 Nov - Fri, 4 Dec

18:25 - 14:20YOW Ottawa-STN London Stansted

14h 55m2 stops Toronto Pearson Intl Dublin

06:25 - 00:20STN London Stansted-YOW Ottawa

22h 55m2 stops Dublin Toronto Pearson Intl

£574Multiple Airlines

Mon, 26 Apr - Mon, 10 May

18:25 - 12:35YOW Ottawa-STN London Stansted

13h 10m2 stops Toronto Pearson Intl Dublin

08:15 - 17:35STN London Stansted-YOW Ottawa

14h 20m2 stops Dublin Toronto Pearson Intl

£605Multiple Airlines

Sat, 1 May - Sat, 8 May

Cheap last-minute flights

Enter your travel dates to find the best prices.

17:40 - 22:45YOW Ottawa-STN London Stansted

24h 05m2 stops Montreal Pierre Elliott Trudeau Intl Milan Malpensa

06:10 - 21:52STN London Stansted-YOW Ottawa

20h 42m3 stops Milan Malpensa Montreal Pierre Elliott Trudeau Intl Toronto Island

£650Multiple Airlines

Mon, 9 Nov - Mon, 16 Nov

10:50 - 22:45YOW Ottawa-STN London Stansted

30h 55m2 stops Montreal Pierre Elliott Trudeau Intl Milan Malpensa

06:10 - 21:50STN London Stansted-YOW Ottawa

20h 40m2 stops Milan Malpensa Toronto Pearson Intl

£658Multiple Airlines

Mon, 9 Nov - Mon, 16 Nov

14:00 - 09:50YOW Ottawa-STN London Stansted

14h 50m2 stops Toronto Pearson Intl Dublin

20:50 - 14:07STN London Stansted-YOW Ottawa

22h 17m3 stops Dublin Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

£706Multiple Airlines

Wed, 11 Nov - Tue, 17 Nov

06:00 - 10:25YOW Ottawa-STN London Stansted

23h 25m2 stops Toronto Pearson Intl Dublin

21:50 - 01:40STN London Stansted-YOW Ottawa

32h 50m2 stops Dublin Toronto Pearson Intl

£752Multiple Airlines

Sun, 8 Nov - Sat, 14 Nov

09:00 - 16:20YOW Ottawa-STN London Stansted

26h 20m2 stops Montreal Pierre Elliott Trudeau Intl Istanbul

17:20 - 21:50STN London Stansted-YOW Ottawa

33h 30m2 stops Istanbul Toronto Pearson Intl

£1,197Multiple Airlines

Fri, 6 Nov - Sun, 6 Dec

12:50 - 12:15YOW Ottawa-STN London Stansted

18h 25m2 stops Toronto Pearson Intl Porto

09:00 - 23:40STN London Stansted-YOW Ottawa

19h 40m3 stops Porto Ponta Delgada Nordela Toronto Pearson Intl

£1,235Multiple Airlines

Fri, 6 Nov - Thu, 12 Nov

12:50 - 12:15YOW Ottawa-STN London Stansted

18h 25m2 stops Toronto Pearson Intl Porto

08:00 - 22:02STN London Stansted-YOW Ottawa

19h 02m3 stops Malaga Casablanca Mohamed V Toronto Pearson Intl

£1,254Multiple Airlines

Fri, 6 Nov - Fri, 13 Nov

09:00 - 16:20YOW Ottawa-STN London Stansted

26h 20m2 stops Montreal Pierre Elliott Trudeau Intl Istanbul

17:20 - 22:32STN London Stansted-YOW Ottawa

34h 12m2 stops Istanbul Montreal Pierre Elliott Trudeau Intl

£1,255Multiple Airlines

Fri, 6 Nov - Sun, 6 Dec

09:00 - 16:20YOW Ottawa-STN London Stansted

26h 20m2 stops Montreal Pierre Elliott Trudeau Intl Istanbul

17:20 - 21:50STN London Stansted-YOW Ottawa

33h 30m2 stops Istanbul Toronto Pearson Intl

£1,282Multiple Airlines

Fri, 6 Nov - Sun, 6 Dec

09:00 - 16:20YOW Ottawa-STN London Stansted

26h 20m2 stops Montreal Pierre Elliott Trudeau Intl Istanbul

17:20 - 22:32STN London Stansted-YOW Ottawa

34h 12m2 stops Istanbul Montreal Pierre Elliott Trudeau Intl

£1,380Multiple Airlines

Fri, 6 Nov - Sun, 6 Dec

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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

Fri 15/1

10:50-23:55

2 stops32h 05m

London Stansted

Sat 23/1

20:55-21:52

3 stops29h 57m

£542

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Sat 5/12

14:55-13:40

2 stops17h 45m

London Stansted

Sat 12/12

05:55-23:47

2 stops22h 52m

£546

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Wed 2/12

10:50-18:00

2 stops26h 10m

London Stansted

Wed 9/12

06:50-19:30

2 stops17h 40m

£552

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Fri 15/1

19:50-23:55

2 stops23h 05m

London Stansted

Sat 23/1

20:55-15:57

2 stops24h 02m

£554

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Fri 15/1

10:50-23:55

2 stops32h 05m

London Stansted

Sun 24/1

06:20-21:52

3 stops20h 32m

£554

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Sat 5/12

10:50-13:40

2 stops21h 50m

London Stansted

Sat 12/12

05:55-21:50

3 stops20h 55m

£555

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Fri 15/1

17:40-23:55

2 stops25h 15m

London Stansted

Sun 24/1

06:20-15:57

2 stops14h 37m

£566

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Fri 27/11

19:50-20:30

2 stops19h 40m

London Stansted

Fri 4/12

06:55-15:57

2 stops14h 02m

£569

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Mon 26/4

18:25-14:20

2 stops14h 55m

London Stansted

Mon 10/5

06:25-00:20

2 stops22h 55m

£574

Fastest return journey

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Sat 1/5

18:25-12:35

2 stops13h 10m

London Stansted

Sat 8/5

08:15-17:35

2 stops14h 20m

£605

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	£256
Fastest flight time	14h 50m
Direct flights	None

The best one-way flight to London Stansted Airport from Ottawa in the past 72 hours is £256. The best return flight deal from Ottawa to London Stansted Airport found on momondo in the last 72 hours is £542.

The fastest flight from Ottawa to London Stansted Airport takes 14h 50m

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. 14h 50m 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

Ipswich

Slough

Maidstone

Folkestone

Hastings

Ilford

Canterbury

Colchester

Chichester

Hayes

Bedford

Guildford

Winchester

Worthing

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.