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Cheap flights from Ottawa to London Stansted Airport from C$ 351

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
30 Apr — 7 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 31 March 2026.

Fri 4/96:55 a.m.
YOW
-
STN
2 stops35h 10m
Multiple Airlines
Mon 14/96:30 a.m.
STN
-
YOW
3 stops22h 50m
Multiple Airlines
Deal found 30/3C$ 931
Sun 10/56:55 a.m.
YOW
-
STN
2 stops21h 40m
Multiple Airlines
Fri 22/510:50 p.m.
STN
-
YOW
3 stops30h 30m
Multiple Airlines
Deal found 26/3C$ 936
Mon 27/44:45 p.m.
YOW
-
STN
3 stops26h 35m
Multiple Airlines
Mon 4/56:30 a.m.
STN
-
YOW
3 stops22h 50m
Multiple Airlines
Deal found 30/3C$ 938
Fri 15/56:55 a.m.
YOW
-
STN
2 stops23h 00m
Multiple Airlines
Fri 22/56:35 a.m.
STN
-
YOW
2 stops22h 45m
Multiple Airlines
Deal found 27/3C$ 942
Mon 25/56:55 a.m.
YOW
-
STN
2 stops26h 45m
Multiple Airlines
Sat 30/56:35 a.m.
STN
-
YOW
2 stops16h 00m
Multiple Airlines
Deal found 29/3C$ 947
Wed 16/96:55 a.m.
YOW
-
STN
3 stops23h 40m
Multiple Airlines
Wed 23/96:30 a.m.
STN
-
YOW
2 stops16h 05m
Multiple Airlines
Deal found 30/3C$ 950
Tue 28/76:25 p.m.
YOW
-
STN
2 stops21h 55m
Multiple Airlines
Wed 12/810:45 p.m.
STN
-
YOW
3 stops30h 35m
Multiple Airlines
Deal found 31/3C$ 952
Sun 31/56:25 p.m.
YOW
-
STN
2 stops22h 30m
Multiple Airlines
Wed 3/66:30 a.m.
STN
-
YOW
2 stops16h 05m
Multiple Airlines
Deal found 28/3C$ 957
Wed 20/56:25 p.m.
YOW
-
STN
2 stops21h 05m
Multiple Airlines
Sun 24/510:00 p.m.
STN
-
YOW
3 stops31h 20m
Multiple Airlines
Deal found 30/3C$ 959
Sun 10/56:55 a.m.
YOW
-
STN
2 stops21h 40m
Multiple Airlines
Sun 17/56:35 a.m.
STN
-
YOW
2 stops22h 45m
Multiple Airlines
Deal found 26/3C$ 960

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 31 March 2026.

Round-trip from

C$ 931

One-way from

C$ 351

Popular in

December

Cheapest in

February

Average price

C$ 982
4/9-14/9
  • 4/9-14/9
  • 5 total stops
  • 58h 00m total
  • Ottawa to London
Search Deals
3/6
  • 3/6
  • 2 total stops
  • 21h 05m total
  • Ottawa to London
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (C$ 3 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 31 March 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 31/5

6:25 p.m.-9:55 p.m.

2 stops22h 30m

London Stansted

Wed 3/6

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

2 stops16h 05m

C$ 957
Quickest round-trip

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sun 23/8

4:00 p.m.-9:35 a.m.

2 stops12h 35m

London Stansted

Mon 31/8

6:30 a.m.-1:54 p.m.

2 stops12h 24m

C$ 1,713

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 24/4

10:55 a.m.-4:50 p.m.

2 stops24h 55m

London Stansted

Sun 17/5

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

2 stops20h 16m

C$ 2,154

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 29/5

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

2 stops23h 10m

London Stansted

Sun 14/6

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

2 stops20h 16m

C$ 2,227

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Mon 13/7

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

2 stops25h 10m

London Stansted

Sun 19/7

6:40 a.m.-1:35 a.m.

2 stops23h 55m

C$ 2,350

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sun 19/4

5:55 p.m.-10:10 p.m.

2 stops23h 15m

London Stansted

Thu 30/4

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

2 stops33h 36m

C$ 2,478

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 6/5

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

2 stops23h 10m

London Stansted

Wed 20/5

6:55 a.m.-9:15 a.m.

2 stops31h 20m

C$ 2,561

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Mon 27/4

4:15 p.m.-10:10 p.m.

2 stops24h 55m

London Stansted

Wed 6/5

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

2 stops20h 16m

C$ 2,691
Cheapest one-way

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 3/6

6:25 p.m.-9:20 p.m.

3 stops21h 55m

C$ 388

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 27/5

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

3 stops23h 55m

C$ 406

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/3

Showing 1-10 of 19 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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