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Cheap flights from Ottawa to London Stansted Airport from C$ 418

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — STN
26 Dec — 2 Jan1
1 adult
1 adult, Economy, 0 bags

Find 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 26 November 2025.

Sat 29/112:50 p.m.YOW - STN
3 stops25h 50mMultiple Airlines
Sat 6/128:25 p.m.STN - YOW
3 stops33h 17mMultiple Airlines
Deal found 24/11C$ 1,336
Thu 27/116:20 p.m.YOW - STN
2 stops16h 45mMultiple Airlines
Mon 1/126:45 p.m.STN - YOW
3 stops34h 57mMultiple Airlines
Deal found 24/11C$ 1,446
Thu 27/116:20 p.m.YOW - STN
2 stops18h 15mMultiple Airlines
Sun 30/118:45 a.m.STN - YOW
3 stops20h 54mMultiple Airlines
Deal found 25/11C$ 1,569
Sat 27/129:25 a.m.YOW - STN
3 stops19h 25mMultiple Airlines
Sun 4/18:30 a.m.STN - YOW
3 stops45h 12mMultiple Airlines
Deal found 25/11C$ 2,178

Cheap 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 26 November 2025.

Round-trip from

C$ 920

One-way from

C$ 418

Popular in

December

Cheapest in

February

Average price

C$ 995
6/3-14/3
  • 6/3-14/3
  • 4 total stops
  • 54h 14m total
  • Ottawa to London
Search Deals
2/3
  • 2/3
  • 2 total stops
  • 27h 40m total
  • Ottawa to London
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 48 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 November 2025
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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 26 November 2025.
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

Fri 6/3

10:00 a.m.-11:05 p.m.

2 stops32h 05m

London Stansted

Sat 14/3

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

2 stops22h 09m

C$ 920

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Tue 5/5

5:55 a.m.-2:45 p.m.

3 stops27h 50m

London Stansted

Tue 19/5

10:00 p.m.-12:22 a.m.

3 stops31h 22m

C$ 928

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sun 26/4

5:55 a.m.-12:55 p.m.

3 stops26h 00m

London Stansted

Sun 3/5

10:00 p.m.-12:22 a.m.

3 stops31h 22m

C$ 942

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Mon 27/4

5:55 a.m.-2:40 p.m.

2 stops27h 45m

London Stansted

Sun 3/5

10:00 p.m.-12:22 a.m.

3 stops31h 22m

C$ 942

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 6/3

3:05 p.m.-11:05 p.m.

2 stops27h 00m

London Stansted

Fri 13/3

3:55 p.m.-12:39 a.m.

3 stops36h 44m

C$ 954

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 3/4

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

2 stops34h 40m

London Stansted

Sat 11/4

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

2 stops23h 09m

C$ 966

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 1/5

5:55 a.m.-7:20 p.m.

3 stops32h 25m

London Stansted

Sun 3/5

10:00 p.m.-12:22 a.m.

3 stops31h 22m

C$ 969

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 27/2

10:20 a.m.-11:55 p.m.

2 stops32h 35m

London Stansted

Sun 8/3

6:15 a.m.-7:18 a.m.

2 stops30h 03m

C$ 974

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Thu 7/5

5:55 a.m.-2:35 p.m.

2 stops27h 40m

London Stansted

Sun 10/5

10:00 p.m.-12:22 a.m.

2 stops31h 22m

C$ 992

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Mon 2/3

5:40 a.m.-2:20 p.m.

2 stops27h 40m

C$ 418

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/11

Showing 1-10 of 17 results
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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
Sutton
Twickenham
Slough
Marlow
Milton Keynes
Romford
Watford
Bedford
Luton
Gatwick
Hounslow

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