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.

£206 Cheap Flights from Ottawa to London Stansted Airport in 2025

1 adult

0 bags

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Ottawa to London

Round-trip

One-way

Cheap return flights

18:40 - 16:05YOW-STN

16h 25m2 stops

06:25 - 13:51STN-YOW

12h 26m2 stops

£533

Find Deal

Mon, 15 Sep - Mon, 22 Sep

17:05 - 14:20YOW-STN

16h 15m2 stops

22:00 - 00:22STN-YOW

31h 22m3 stops

£537

Find Deal

Tue, 16 Sep - Mon, 22 Sep

05:55 - 18:10YOW-STN

31h 15m3 stops

22:00 - 00:22STN-YOW

31h 22m3 stops

£540

Find Deal

Tue, 16 Sep - Mon, 22 Sep

14:20 - 00:20YOW-STN

29h 00m2 stops

06:25 - 00:22STN-YOW

22h 57m2 stops

£540

Find Deal

Sat, 6 Sep - Mon, 8 Sep

17:55 - 14:20YOW-STN

15h 25m2 stops

22:00 - 19:04STN-YOW

26h 04m2 stops

£545

Find Deal

Tue, 16 Sep - Mon, 22 Sep

17:05 - 14:25YOW-STN

16h 20m2 stops

06:35 - 00:22STN-YOW

22h 47m2 stops

£554

Find Deal

Wed, 3 Sep - Sat, 13 Sep

14:20 - 00:20YOW-STN

29h 00m2 stops

06:25 - 00:22STN-YOW

22h 57m3 stops

£558

Find Deal

Sat, 6 Sep - Mon, 8 Sep

17:05 - 14:25YOW-STN

16h 20m2 stops

06:35 - 00:22STN-YOW

22h 47m3 stops

£571

Find Deal

Wed, 3 Sep - Sat, 13 Sep

05:55 - 15:30YOW-STN

28h 35m3 stops

22:00 - 00:22STN-YOW

31h 22m3 stops

£589

Find Deal

Sat, 27 Sep - Wed, 8 Oct

05:55 - 16:40YOW-STN

29h 45m3 stops

06:40 - 17:45STN-YOW

16h 05m2 stops

£598

Find Deal

Thu, 28 Aug - Thu, 4 Sep

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

Mon 15/9

18:40-16:05

2 stops16h 25m

London Stansted

Mon 22/9

06:25-13:51

2 stops12h 26m

£533

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Tue 16/9

17:05-14:20

2 stops16h 15m

London Stansted

Mon 22/9

22:00-00:22

3 stops31h 22m

£536

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Tue 16/9

05:55-18:10

3 stops31h 15m

London Stansted

Mon 22/9

22:00-00:22

3 stops31h 22m

£540

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sat 6/9

14:20-00:20

2 stops29h 00m

London Stansted

Mon 8/9

06:25-00:22

2 stops22h 57m

£540

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Tue 16/9

17:55-14:20

2 stops15h 25m

London Stansted

Mon 22/9

22:00-19:04

2 stops26h 04m

£545

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 3/9

17:05-14:25

2 stops16h 20m

London Stansted

Sat 13/9

06:35-00:22

2 stops22h 47m

£554

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sat 6/9

14:20-00:20

2 stops29h 00m

London Stansted

Mon 8/9

06:25-00:22

3 stops22h 57m

£558

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 3/9

17:05-14:25

2 stops16h 20m

London Stansted

Sat 13/9

06:35-00:22

3 stops22h 47m

£571

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sat 27/9

05:55-15:30

3 stops28h 35m

London Stansted

Wed 8/10

22:00-00:22

3 stops31h 22m

£589

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Thu 28/8

05:55-16:40

3 stops29h 45m

London Stansted

Thu 4/9

06:40-17:45

2 stops16h 05m

£598

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	£206
Fastest flight time	14h 20m
Direct flights	None

The best one-way flight to London Stansted Airport from Ottawa in the past 72 hours is £206. The best return flight deal from Ottawa to London Stansted Airport found on momondo in the last 72 hours is £533.

The fastest flight from Ottawa to London Stansted Airport takes 14h 20m

There are no direct flights from Ottawa to London Stansted Airport. Popular non-direct route for this connection is Ottawa Airport - 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. 15h 25m 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

Slough

Southend-on-Sea

Maidstone

Canterbury

Gatwick

Ipswich

Ilford

Dartford

Guildford

Colchester

Worthing

Hounslow

Dover

Winchester

Margate

Chelmsford

Bedford

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.