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Cheap flights from Ottawa to London Stansted Airport from C$ 341

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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — STN
16 May — 23 May1
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 16 April 2026.

Mon 7/96:55 a.m.
YOW
-
STN
2 stops27h 20m
Multiple Airlines
Mon 21/96:30 a.m.
STN
-
YOW
2 stops22h 50m
Multiple Airlines
Deal found 15/4C$ 891
Fri 8/56:55 a.m.
YOW
-
STN
2 stops23h 00m
Multiple Airlines
Tue 12/56:30 a.m.
STN
-
YOW
2 stops16h 05m
Multiple Airlines
Deal found 11/4C$ 894
Mon 4/56:55 a.m.
YOW
-
STN
2 stops22h 45m
Multiple Airlines
Mon 11/510:00 p.m.
STN
-
YOW
2 stops31h 20m
Multiple Airlines
Deal found 13/4C$ 896
Fri 5/66:25 p.m.
YOW
-
STN
2 stops23h 40m
Multiple Airlines
Sun 7/610:00 p.m.
STN
-
YOW
3 stops31h 20m
Multiple Airlines
Deal found 14/4C$ 900
Thu 30/76:55 a.m.
YOW
-
STN
2 stops35h 25m
Multiple Airlines
Mon 17/86:30 a.m.
STN
-
YOW
3 stops16h 05m
Multiple Airlines
Deal found 14/4C$ 904
Wed 15/76:55 a.m.
YOW
-
STN
3 stops33h 25m
Multiple Airlines
Thu 30/76:30 a.m.
STN
-
YOW
3 stops22h 50m
Multiple Airlines
Deal found 13/4C$ 907
Sat 13/66:55 a.m.
YOW
-
STN
2 stops32h 55m
Multiple Airlines
Sat 27/66:35 a.m.
STN
-
YOW
2 stops16h 00m
Multiple Airlines
Deal found 11/4C$ 908
Thu 10/96:55 a.m.
YOW
-
STN
2 stops29h 40m
Multiple Airlines
Mon 21/96:30 a.m.
STN
-
YOW
2 stops22h 50m
Multiple Airlines
Deal found 13/4C$ 909
Thu 9/76:55 a.m.
YOW
-
STN
3 stops33h 25m
Multiple Airlines
Tue 21/76:30 a.m.
STN
-
YOW
3 stops22h 50m
Multiple Airlines
Deal found 14/4C$ 911

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 16 April 2026.

Round-trip from

C$ 891

One-way from

C$ 341

Popular in

December

Cheapest in

February

Average price

C$ 1,044
7/9-21/9
  • 7/9-21/9
  • 4 total stops
  • 50h 10m total
  • Ottawa to London
Search Deals
3/6
  • 3/6
  • 2 total stops
  • 32h 40m total
  • Ottawa to London
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 16 April 2026.
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 round-trip

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sun 11/10

2:35 p.m.-10:10 p.m.

2 stops26h 35m

London Stansted

Sun 18/10

6:55 a.m.-1:35 a.m.

2 stops23h 40m

C$ 2,072

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Mon 21/9

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

2 stops29h 10m

London Stansted

Wed 14/10

6:55 a.m.-9:24 a.m.

2 stops31h 29m

C$ 2,266

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 25/9

6:00 p.m.-10:10 p.m.

2 stops23h 10m

London Stansted

Fri 2/10

6:55 a.m.-8:15 a.m.

2 stops30h 20m

C$ 2,271

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 19/6

4:00 p.m.-10:10 p.m.

2 stops25h 10m

London Stansted

Sun 21/6

6:55 a.m.-9:24 a.m.

2 stops31h 29m

C$ 2,351

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sun 6/9

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

2 stops26h 00m

London Stansted

Sun 13/9

6:55 a.m.-9:24 a.m.

2 stops31h 29m

C$ 2,351

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sun 14/6

2:35 p.m.-10:10 p.m.

2 stops26h 35m

London Stansted

Sun 21/6

6:55 a.m.-9:24 a.m.

2 stops31h 29m

C$ 2,401

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Mon 12/10

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

2 stops29h 10m

London Stansted

Fri 23/10

6:55 a.m.-1:35 a.m.

2 stops23h 40m

C$ 2,456

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sun 26/7

2:35 p.m.-10:10 p.m.

2 stops26h 35m

London Stansted

Sat 22/8

5:45 p.m.-1:35 a.m.

2 stops36h 50m

C$ 2,472
Quickest round-trip

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 28/8

11:15 a.m.-4:50 p.m.

2 stops24h 35m

London Stansted

Sun 20/9

6:55 a.m.-10:10 p.m.

2 stops20h 15m

C$ 2,573

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 13/5

3:00 p.m.-10:10 p.m.

2 stops26h 10m

London Stansted

Wed 20/5

6:55 a.m.-10:36 a.m.

2 stops32h 41m

C$ 2,628

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/4

Showing 1-10 of 17 resultsSorted by cheapest first
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
Gatwick
Twickenham
Bromley
Sutton
Slough
Marlow
Cobham
Watford
Luton
High Wycombe
Hounslow

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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.

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