Find flights
When to book
FAQs

Cheap flights from Ottawa to London Stansted Airport from C$ 396

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/3. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — STN
14 Mar — 21 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Stansted

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Stansted
Explore the most affordable flight options available from Ottawa to Stansted. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 February 2026.

Wed 8/45:40 a.m.
YOW
-
STN
2 stops34h 40m
Multiple Airlines
Wed 22/410:45 p.m.
STN
-
YOW
2 stops30h 54m
Multiple Airlines
Deal found 11/2C$ 790
Fri 22/56:25 p.m.
YOW
-
STN
2 stops23h 55m
Multiple Airlines
Sun 31/510:00 p.m.
STN
-
YOW
3 stops31h 20m
Multiple Airlines
Deal found 11/2C$ 837
Fri 1/56:25 p.m.
YOW
-
STN
2 stops21h 55m
Multiple Airlines
Mon 11/510:45 p.m.
STN
-
YOW
2 stops30h 35m
Multiple Airlines
Deal found 10/2C$ 839
Fri 17/45:40 a.m.
YOW
-
STN
2 stops32h 40m
Multiple Airlines
Sat 25/410:00 p.m.
STN
-
YOW
2 stops31h 20m
Multiple Airlines
Deal found 10/2C$ 848
Wed 8/45:40 a.m.
YOW
-
STN
2 stops34h 40m
Multiple Airlines
Thu 16/46:05 a.m.
STN
-
YOW
3 stops23h 34m
Multiple Airlines
Deal found 10/2C$ 867
Tue 26/55:55 a.m.
YOW
-
STN
2 stops26h 30m
Multiple Airlines
Thu 11/66:30 a.m.
STN
-
YOW
3 stops22h 50m
Multiple Airlines
Deal found 11/2C$ 868
Thu 7/56:25 p.m.
YOW
-
STN
2 stops23h 55m
Multiple Airlines
Fri 15/510:00 p.m.
STN
-
YOW
3 stops31h 20m
Multiple Airlines
Deal found 10/2C$ 893
Fri 22/56:25 p.m.
YOW
-
STN
2 stops23h 55m
Multiple Airlines
Fri 29/56:30 a.m.
STN
-
YOW
2 stops16h 05m
Multiple Airlines
Deal found 10/2C$ 904
Sat 2/56:25 p.m.
YOW
-
STN
2 stops23h 55m
Multiple Airlines
Tue 19/510:00 p.m.
STN
-
YOW
3 stops31h 20m
Multiple Airlines
Deal found 10/2C$ 908
Fri 29/56:25 p.m.
YOW
-
STN
2 stops23h 55m
Multiple Airlines
Sun 14/66:35 a.m.
STN
-
YOW
2 stops22h 45m
Multiple Airlines
Deal found 11/2C$ 920

Find flight deals from Ottawa to Stansted

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Stansted (STN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 February 2026.

Round-trip from

C$ 790

One-way from

C$ 396

Popular in

December

Cheapest in

January

Average price

C$ 902
8/4-22/4
  • 8/4-22/4
  • 4 total stops
  • 65h 34m total
  • Ottawa to London
Search Deals
20/3
  • 20/3
  • 2 total stops
  • 30h 55m total
  • Ottawa to London
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (C$ 9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ottawa to Stansted that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 12 February 2026.
Use the filters below to find and compare flights from Ottawa to London Stansted Airport that are best for you.

Fly from

Ottawa

Fly to

Stansted

Route

Depart

Return

Price

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 8/4

5:40 a.m.-9:20 p.m.

2 stops34h 40m

London Stansted

Wed 22/4

10:45 p.m.-12:39 a.m.

2 stops30h 54m

C$ 790

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 1/5

5:55 a.m.-9:20 p.m.

3 stops34h 25m

London Stansted

Mon 11/5

10:45 p.m.-5:35 p.m.

2 stops23h 50m

C$ 839

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 17/4

5:40 a.m.-7:20 p.m.

2 stops32h 40m

London Stansted

Sat 25/4

10:00 p.m.-12:20 a.m.

2 stops31h 20m

C$ 848

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Tue 26/5

5:55 a.m.-1:25 p.m.

2 stops26h 30m

London Stansted

Thu 11/6

6:30 a.m.-12:20 a.m.

3 stops22h 50m

C$ 868

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 8/4

5:40 a.m.-9:20 p.m.

2 stops34h 40m

London Stansted

Thu 16/4

6:30 a.m.-12:39 a.m.

2 stops23h 09m

C$ 890

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Thu 7/5

6:25 p.m.-11:20 p.m.

2 stops23h 55m

London Stansted

Fri 15/5

10:00 p.m.-12:20 a.m.

3 stops31h 20m

C$ 893

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 22/5

6:25 p.m.-11:20 p.m.

2 stops23h 55m

London Stansted

Fri 29/5

6:30 a.m.-5:35 p.m.

2 stops16h 05m

C$ 904

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sat 2/5

6:25 p.m.-11:20 p.m.

2 stops23h 55m

London Stansted

Tue 19/5

10:00 p.m.-12:20 a.m.

3 stops31h 20m

C$ 908

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 20/3

5:40 a.m.-4:35 p.m.

2 stops30h 55m

C$ 396

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Thu 21/5

6:25 p.m.-5:10 p.m.

2 stops17h 45m

C$ 400

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/2

Showing 1-10 of 17 results
1
2

Best time to book a flight from Ottawa to Stansted

Have a flexible travel schedule? Discover the best time to fly to Stansted from Ottawa with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Stansted. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ottawa to London Stansted?

    For a flight from Ottawa to London Stansted, you will be flying from Ottawa. Ottawa (YOW) is just 10.6 km from the centre of the city. Ottawa is the only Ottawa airport and it handles 0 outbound flights to London Stansted per day. 0 airlines have flights to London Stansted from Ottawa on a regular basis.

  • Can I find deals for flights from Ottawa to Stansted that include hotel bookings?

    Yes. In addition to deals on Ottawa to Stansted flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Stansted?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Stansted.

  • Can I find deals for business class flights from Ottawa to Stansted?

    Yes. Cheapflights offers flight deals from Ottawa to Stansted by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near London Stansted Airport?

Book flights to London Stansted Airport if you plan to visit one of these locations
Sutton
Twickenham
Gatwick
Slough
Marlow
Cobham
Milton Keynes
Romford
Watford
Bedford
Luton
High Wycombe
Hounslow

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ottawa to Stansted?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Stansted from Ottawa today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Stansted?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ottawa to Stansted for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ottawa to Stansted with no change fees?

Need flexible booking options for your flight to Stansted from Ottawa? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Ottawa to Stansted become cheaper?

Of course! You can now track prices for flights from Ottawa to Stansted and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.