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Cheap flights from Ottawa to London Stansted Airport from C$ 365

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — STN
6 Aug — 13 Aug1
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 7 July 2026.

Tue 18/86:55 a.m.
YOW
-
STN
3 stops31h 40m
Multiple Airlines
Tue 25/86:30 a.m.
STN
-
YOW
3 stops22h 50m
Multiple Airlines
Deal found 4/7C$ 778
Sun 6/96:25 p.m.
YOW
-
STN
2 stops22h 30m
Multiple Airlines
Sun 20/910:05 p.m.
STN
-
YOW
3 stops31h 15m
Multiple Airlines
Deal found 4/7C$ 795
Sun 13/96:25 p.m.
YOW
-
STN
2 stops22h 30m
Multiple Airlines
Fri 25/910:50 p.m.
STN
-
YOW
3 stops30h 30m
Multiple Airlines
Deal found 2/7C$ 807
Wed 26/86:25 p.m.
YOW
-
STN
2 stops20h 05m
Multiple Airlines
Mon 31/810:00 p.m.
STN
-
YOW
2 stops31h 20m
Multiple Airlines
Deal found 6/7C$ 812
Mon 24/86:55 a.m.
YOW
-
STN
2 stops26h 15m
Multiple Airlines
Tue 1/96:30 a.m.
STN
-
YOW
2 stops16h 05m
Multiple Airlines
Deal found 5/7C$ 816
Sun 13/96:25 p.m.
YOW
-
STN
2 stops22h 30m
Multiple Airlines
Fri 18/910:00 p.m.
STN
-
YOW
3 stops31h 20m
Multiple Airlines
Deal found 3/7C$ 819
Fri 21/86:55 a.m.
YOW
-
STN
2 stops35h 00m
Multiple Airlines
Fri 28/86:35 a.m.
STN
-
YOW
2 stops22h 45m
Multiple Airlines
Deal found 3/7C$ 824
Wed 19/86:55 a.m.
YOW
-
STN
3 stops31h 35m
Multiple Airlines
Wed 26/86:30 a.m.
STN
-
YOW
2 stops16h 05m
Multiple Airlines
Deal found 5/7C$ 829
Thu 6/86:55 a.m.
YOW
-
STN
3 stops33h 25m
Multiple Airlines
Thu 27/810:00 p.m.
STN
-
YOW
2 stops24h 35m
Multiple Airlines
Deal found 3/7C$ 830
Sun 6/96:55 a.m.
YOW
-
STN
2 stops34h 00m
Multiple Airlines
Sun 13/910:10 p.m.
STN
-
YOW
2 stops31h 10m
Multiple Airlines
Deal found 4/7C$ 840

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 7 July 2026.

Round-trip from

C$ 778

One-way from

C$ 365

Popular in

December

Cheapest in

February

Average price

C$ 1,230
18/8-25/8
  • 18/8-25/8
  • 6 total stops
  • 54h 30m total
  • Ottawa to London
Search Deals
15/9
  • 15/9
  • 2 total stops
  • 23h 15m 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$ 26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 7 July 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

Thu 27/8

6:55 a.m.-9:20 p.m.

3 stops33h 25m

London Stansted

Thu 3/9

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

3 stops16h 05m

C$ 878

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 23/10

6:55 a.m.-4:15 p.m.

2 stops28h 20m

London Stansted

Wed 28/10

7:55 a.m.-12:42 a.m.

3 stops44h 47m

C$ 1,143

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 6/11

9:00 a.m.-4:20 p.m.

2 stops26h 20m

London Stansted

Sun 6/12

5:20 p.m.-9:50 p.m.

2 stops33h 30m

C$ 1,997
Quickest round-trip

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 18/9

2:35 p.m.-4:50 p.m.

2 stops21h 15m

London Stansted

Sun 27/9

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

2 stops20h 15m

C$ 2,094

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Tue 6/10

2:35 p.m.-4:50 p.m.

2 stops21h 15m

London Stansted

Tue 13/10

6:55 a.m.-10:33 a.m.

2 stops32h 38m

C$ 2,095

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 25/9

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

2 stops25h 10m

London Stansted

Fri 2/10

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

2 stops23h 40m

C$ 2,162

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 11/9

2:35 p.m.-4:50 p.m.

2 stops21h 15m

London Stansted

Fri 18/9

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

2 stops31h 20m

C$ 2,217

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 11/9

2:35 p.m.-4:50 p.m.

2 stops21h 15m

London Stansted

Sat 26/9

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

2 stops33h 25m

C$ 2,239

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.-10:10 p.m.

2 stops20h 15m

C$ 2,266
Cheapest one-way

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sun 2/8

6:25 p.m.-11:40 p.m.

2 stops24h 15m

C$ 394

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Showing 1-10 of 19 resultsSorted by cheapest first
1
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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
Romford
Twickenham
Ilford
Bromley
Sutton
Luton
Hounslow
Slough
Marlow
Cobham
Watford
High Wycombe

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