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.

£174 Cheap Flights from Ottawa to London Stansted Airport in 2025/26

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0 bags

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Find the cheapest flights from Ottawa to London

Round-trip

One-way

Cheap return flights

11:55 - 14:20YOW-STN

21h 25m2 stops

22:00 - 17:04STN-YOW

24h 04m2 stops

£469

Find Deal

Tue, 14 Oct - Mon, 20 Oct

10:45 - 18:10YOW-STN

26h 25m2 stops

22:05 - 20:05STN-YOW

27h 00m3 stops

£520

Find Deal

Tue, 14 Oct - Tue, 21 Oct

10:30 - 11:25YOW-STN

19h 55m3 stops

22:20 - 20:17STN-YOW

26h 57m3 stops

£562

Find Deal

Fri, 10 Oct - Fri, 17 Oct

17:05 - 16:35YOW-STN

18h 30m2 stops

09:35 - 08:18STN-YOW

26h 43m3 stops

£576

Find Deal

Fri, 17 Oct - Mon, 27 Oct

18:20 - 20:30YOW-STN

22h 10m2 stops

07:40 - 01:38STN-YOW

22h 58m3 stops

£585

Find Deal

Tue, 28 Oct - Tue, 4 Nov

16:00 - 20:30YOW-STN

24h 30m2 stops

07:40 - 22:18STN-YOW

19h 38m2 stops

£595

Find Deal

Tue, 28 Oct - Tue, 4 Nov

05:45 - 19:40YOW-STN

33h 55m3 stops

20:40 - 19:18STN-YOW

27h 38m3 stops

£618

Find Deal

Wed, 29 Oct - Wed, 5 Nov

05:55 - 16:20YOW-STN

29h 25m3 stops

06:30 - 19:12STN-YOW

40h 42m3 stops

£619

Find Deal

Wed, 8 Oct - Wed, 29 Oct

17:05 - 16:05YOW-STN

18h 00m2 stops

06:25 - 15:04STN-YOW

13h 39m2 stops

£674

Find Deal

Sat, 4 Oct - Mon, 13 Oct

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

Tue 14/10

11:55-14:20

2 stops21h 25m

London Stansted

Mon 20/10

22:00-17:04

2 stops24h 04m

£469

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Tue 14/10

10:45-18:10

2 stops26h 25m

London Stansted

Tue 21/10

22:05-20:05

3 stops27h 00m

£520

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 10/10

10:30-11:25

3 stops19h 55m

London Stansted

Fri 17/10

22:20-20:17

3 stops26h 57m

£562

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 17/10

17:05-16:35

2 stops18h 30m

London Stansted

Mon 27/10

09:35-08:18

3 stops26h 43m

£576

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Tue 28/10

18:20-20:30

2 stops22h 10m

London Stansted

Tue 4/11

07:40-01:38

3 stops22h 58m

£585

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Tue 28/10

16:00-20:30

2 stops24h 30m

London Stansted

Tue 4/11

07:40-22:18

2 stops19h 38m

£595

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 29/10

05:45-19:40

3 stops33h 55m

London Stansted

Wed 5/11

20:40-19:18

3 stops27h 38m

£618

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 8/10

05:55-16:20

3 stops29h 25m

London Stansted

Wed 29/10

06:30-19:12

3 stops40h 42m

£619

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sat 4/10

17:05-16:05

2 stops18h 00m

London Stansted

Mon 13/10

06:25-15:04

2 stops13h 39m

£674

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Tue 14/10

14:20-18:10

2 stops22h 50m

£174

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 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.

Search flight deals

How far is Ottawa to London Stansted by plane?
The distance between Ottawa and London Stansted is about 3332.5 mi. 18h 00m 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

Luton

Milton Keynes

Maidstone

Gatwick

Slough

Canterbury

Southend-on-Sea

Ipswich

Ilford

Guildford

Colchester

Worthing

Chelmsford

Dover

Hayes

Dartford

Winchester

Hounslow

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.