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Cheap flights from Ottawa to London from C$ 389

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ottawa to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:50 p.m. - 5:10 p.m.YOW  Ottawa-STN London Stansted
21h 20m2 stops Montreal Pierre Elliott Trudeau Intl Barcelona-El Prat
Multiple Airlines Logo
7:45 a.m. - 8:50 p.m.STN  London Stansted-YOW Ottawa
18h 05m3 stops Barcelona-El Prat Munich Franz Josef Strauss Montreal Pierre Elliott Trudeau Intl
C$ 924Multiple Airlines
Wed, 14 Oct - Wed, 21 Oct
Multiple Airlines Logo
10:50 a.m. - 7:05 p.m.YOW  Ottawa-STN London Stansted
27h 15m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl Lisbon Humberto Delgado
Multiple Airlines Logo
8:55 p.m. - 2:07 p.m.STN  London Stansted-YOW Ottawa
22h 12m2 stops Lisbon Humberto Delgado Montreal Pierre Elliott Trudeau Intl
C$ 949Multiple Airlines
Thu, 12 Nov - Wed, 18 Nov
Multiple Airlines Logo
5:40 p.m. - 11:55 p.m.YOW  Ottawa-STN London Stansted
25h 15m2 stops Montreal Pierre Elliott Trudeau Intl Lisbon Humberto Delgado
Multiple Airlines Logo
6:20 a.m. - 3:57 p.m.STN  London Stansted-YOW Ottawa
14h 37m2 stops Lisbon Humberto Delgado Montreal Pierre Elliott Trudeau Intl
C$ 1,036Multiple Airlines
Fri, 13 Nov - Sun, 22 Nov
Multiple Airlines Logo
9:00 a.m. - 11:25 a.m.YOW  Ottawa-STN London Stansted
22h 25m2 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas
Multiple Airlines Logo
6:15 p.m. - 2:07 p.m.STN  London Stansted-YOW Ottawa
24h 52m3 stops Madrid Barajas Frankfurt am Main Montreal Pierre Elliott Trudeau Intl
C$ 1,086Multiple Airlines
Sat, 31 Oct - Sat, 7 Nov
Multiple Airlines Logo
9:00 a.m. - 8:25 p.m.YOW  Ottawa-STN London Stansted
30h 25m2 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas
Multiple Airlines Logo
5:55 a.m. - 9:52 p.m.STN  London Stansted-YOW Ottawa
20h 57m3 stops Madrid Barajas Montreal Pierre Elliott Trudeau Intl Toronto Island
C$ 1,088Multiple Airlines
Fri, 6 Nov - Sat, 14 Nov
Multiple Airlines Logo
4:00 p.m. - 2:30 p.m.YOW  Ottawa-STN London Stansted
17h 30m2 stops Toronto Pearson Intl Dublin
Multiple Airlines Logo
10:45 p.m. - 3:10 p.m.STN  London Stansted-YOW Ottawa
21h 25m2 stops Dublin Toronto Pearson Intl
C$ 1,095Multiple Airlines
Sun, 4 Oct - Mon, 12 Oct
Multiple Airlines Logo
9:00 a.m. - 8:25 p.m.YOW  Ottawa-STN London Stansted
30h 25m2 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas
Multiple Airlines Logo
5:55 a.m. - 9:47 a.m.STN  London Stansted-YOW Ottawa
32h 52m2 stops Madrid Barajas Montreal Pierre Elliott Trudeau Intl
C$ 1,095Multiple Airlines
Fri, 6 Nov - Sat, 14 Nov
Multiple Airlines Logo
2:35 p.m. - 11:20 a.m.YOW  Ottawa-STN London Stansted
15h 45m2 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas
Multiple Airlines Logo
8:20 a.m. - 9:20 p.m.STN  London Stansted-YOW Ottawa
18h 00m2 stops Madrid Barajas Toronto Pearson Intl
C$ 1,138Multiple Airlines
Sun, 11 Oct - Wed, 21 Oct
Multiple Airlines Logo
6:00 p.m. - 7:25 p.m.YOW  Ottawa-STN London Stansted
20h 25m2 stops Toronto Pearson Intl Dublin
Multiple Airlines Logo
10:25 p.m. - 5:20 p.m.STN  London Stansted-YOW Ottawa
22h 55m2 stops Dublin Toronto Pearson Intl
C$ 1,189Multiple Airlines
Mon, 19 Oct - Fri, 30 Oct
Multiple Airlines Logo
10:00 a.m. - 5:35 p.m.YOW  Ottawa-STN London Stansted
26h 35m2 stops Toronto Pearson Intl Dublin
Multiple Airlines Logo
6:35 a.m. - 8:00 p.m.STN  London Stansted-YOW Ottawa
18h 25m2 stops Dublin Toronto Pearson Intl
C$ 1,223Multiple Airlines
Fri, 9 Oct - Fri, 16 Oct

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

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Route

Depart

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Price

Cheapest round-trip

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Wed 14/10

2:50 p.m.-5:10 p.m.

2 stops21h 20m

London Stansted

Wed 21/10

7:45 a.m.-8:50 p.m.

3 stops18h 05m

C$ 924

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Thu 12/11

10:50 a.m.-7:05 p.m.

3 stops27h 15m

London Stansted

Wed 18/11

8:55 p.m.-2:07 p.m.

2 stops22h 12m

C$ 949

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Fri 13/11

5:40 p.m.-11:55 p.m.

2 stops25h 15m

London Stansted

Sun 22/11

6:20 a.m.-3:57 p.m.

2 stops14h 37m

C$ 1,036

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Sat 31/10

9:00 a.m.-11:25 a.m.

2 stops22h 25m

London Stansted

Sat 7/11

6:15 p.m.-2:07 p.m.

3 stops24h 52m

C$ 1,086

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Fri 6/11

9:00 a.m.-8:25 p.m.

2 stops30h 25m

London Stansted

Sat 14/11

5:55 a.m.-9:52 p.m.

3 stops20h 57m

C$ 1,088

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Sun 4/10

4:00 p.m.-2:30 p.m.

2 stops17h 30m

London Stansted

Mon 12/10

10:45 p.m.-3:10 p.m.

2 stops21h 25m

C$ 1,095

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Fri 6/11

9:00 a.m.-8:25 p.m.

2 stops30h 25m

London Stansted

Sat 14/11

5:55 a.m.-9:47 a.m.

2 stops32h 52m

C$ 1,095
Quickest round-trip

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Sun 11/10

2:35 p.m.-11:20 a.m.

2 stops15h 45m

London Stansted

Wed 21/10

8:20 a.m.-9:20 p.m.

2 stops18h 00m

C$ 1,138

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Mon 19/10

6:00 p.m.-7:25 p.m.

2 stops20h 25m

London Stansted

Fri 30/10

10:25 p.m.-5:20 p.m.

2 stops22h 55m

C$ 1,189

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Fri 9/10

10:00 a.m.-5:35 p.m.

2 stops26h 35m

London Stansted

Fri 16/10

6:35 a.m.-8:00 p.m.

2 stops18h 25m

C$ 1,223

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 round-trip 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

C$ 389

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 C$ 389. The best round-trip flight deal from Ottawa to London Stansted Airport found on momondo in the last 72 hours is C$ 924.
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?

    There are 5363.2 km between Ottawa and London Stansted. A reasonable flight in good conditions will take 12h 35m.

  • 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 you'll need for your trip to London Stansted Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Stansted Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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?

    Confirm your travel details to search for the latest offers for flights from Ottawa to London Stansted Airport. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • 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.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Milton Keynes
Gatwick
Wembley
Crawley
Staines-upon-Thames
Slough
Banbury
Ramsgate
Cobham
Wokingham
Watford
Feltham
Dartford
Eastbourne
Ipswich
Ilford
Waterlooville
Croydon
Hayes

Why use momondo?

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

It is quick and easy to find Ottawa to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

Yes. momondo allows you to filter the results for Ottawa to London flights to just show those with flexible booking policies.

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

Once you have performed a search for Ottawa to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Ottawa to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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