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Cheap flights from Ottawa to London Stansted Airport from C$ 342

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — STN
10 May — 17 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 10 April 2026.

Wed 24/66:55 a.m.
YOW
-
STN
2 stops32h 35m
Multiple Airlines
Tue 30/66:30 a.m.
STN
-
YOW
2 stops22h 50m
Multiple Airlines
Deal found 7/4C$ 898
Wed 10/66:55 a.m.
YOW
-
STN
3 stops33h 25m
Multiple Airlines
Thu 18/66:30 a.m.
STN
-
YOW
3 stops22h 50m
Multiple Airlines
Deal found 7/4C$ 902
Mon 11/56:55 a.m.
YOW
-
STN
2 stops22h 45m
Multiple Airlines
Fri 15/56:35 a.m.
STN
-
YOW
2 stops22h 45m
Multiple Airlines
Deal found 8/4C$ 903
Sun 17/56:55 a.m.
YOW
-
STN
3 stops35h 30m
Multiple Airlines
Mon 29/67:40 p.m.
STN
-
YOW
3 stops26h 55m
Multiple Airlines
Deal found 9/4C$ 906
Tue 1/96:25 p.m.
YOW
-
STN
2 stops23h 15m
Multiple Airlines
Tue 8/910:00 p.m.
STN
-
YOW
3 stops24h 35m
Multiple Airlines
Deal found 9/4C$ 908
Thu 4/66:25 p.m.
YOW
-
STN
2 stops21h 40m
Multiple Airlines
Sat 27/610:00 p.m.
STN
-
YOW
2 stops24h 35m
Multiple Airlines
Deal found 9/4C$ 909
Tue 30/66:25 p.m.
YOW
-
STN
2 stops23h 15m
Multiple Airlines
Tue 7/76:30 a.m.
STN
-
YOW
3 stops22h 50m
Multiple Airlines
Deal found 9/4C$ 914
Thu 4/66:25 p.m.
YOW
-
STN
2 stops21h 55m
Multiple Airlines
Sat 20/66:35 a.m.
STN
-
YOW
2 stops16h 00m
Multiple Airlines
Deal found 7/4C$ 917
Mon 11/56:55 a.m.
YOW
-
STN
2 stops22h 45m
Multiple Airlines
Mon 25/510:45 p.m.
STN
-
YOW
3 stops30h 35m
Multiple Airlines
Deal found 10/4C$ 919
Fri 22/56:55 a.m.
YOW
-
STN
3 stops33h 25m
Multiple Airlines
Sun 31/510:00 p.m.
STN
-
YOW
3 stops31h 20m
Multiple Airlines
Deal found 7/4C$ 924

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 10 April 2026.

Round-trip from

C$ 898

One-way from

C$ 342

Popular in

December

Cheapest in

February

Average price

C$ 1,046
24/6-30/6
  • 24/6-30/6
  • 4 total stops
  • 55h 25m total
  • Ottawa to London
Search Deals
9/6
  • 9/6
  • 2 total stops
  • 21h 05m 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$ 24 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 10 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 6/9

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

2 stops26h 35m

London Stansted

Sun 13/9

6:55 a.m.-12:45 a.m.

2 stops22h 50m

C$ 2,330

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 19/6

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

2 stops23h 10m

London Stansted

Sun 21/6

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

2 stops31h 29m

C$ 2,432

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sun 26/7

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

2 stops26h 00m

London Stansted

Sat 22/8

5:45 p.m.-12:45 a.m.

2 stops36h 00m

C$ 2,435
Quickest round-trip

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 24/4

2:50 p.m.-4:50 p.m.

2 stops21h 00m

London Stansted

Sun 17/5

6:55 a.m.-10:11 p.m.

2 stops20h 16m

C$ 2,512

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 8/7

11:15 a.m.-4:40 p.m.

2 stops24h 25m

London Stansted

Wed 22/7

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

2 stops20h 15m

C$ 2,558

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 29/5

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

2 stops25h 10m

London Stansted

Sun 14/6

6:55 a.m.-10:11 p.m.

2 stops20h 16m

C$ 2,558

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sun 26/4

2:05 p.m.-10:10 p.m.

2 stops27h 05m

London Stansted

Tue 5/5

5:35 p.m.-10:11 p.m.

2 stops33h 36m

C$ 2,565

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 1/5

3:00 p.m.-4:50 p.m.

2 stops20h 50m

London Stansted

Tue 5/5

5:35 p.m.-10:11 p.m.

2 stops33h 36m

C$ 2,587

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 29/5

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$ 2,612

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 1/5

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

2 stops26h 10m

London Stansted

Thu 7/5

5:35 p.m.-10:11 p.m.

2 stops33h 36m

C$ 2,623

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/4

Showing 1-10 of 15 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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