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Cheap flights from Ottawa to London Stansted Airport from C$ 396

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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — STN
4 Feb — 11 Feb1
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 5 January 2026.

Mon 9/36:55 p.m.YOW - STN
2 stops15h 25mMultiple Airlines
Tue 17/36:30 a.m.STN - YOW
2 stops22h 09mMultiple Airlines
Deal found 5/1C$ 889
Thu 19/22:05 p.m.YOW - STN
3 stops18h 25mMultiple Airlines
Thu 26/28:05 p.m.STN - YOW
3 stops23h 02mMultiple Airlines
Deal found 5/1C$ 951
Tue 17/22:05 p.m.YOW - STN
3 stops23h 35mMultiple Airlines
Tue 24/25:55 a.m.STN - YOW
2 stops15h 28mMultiple Airlines
Deal found 3/1C$ 987
Sun 1/212:00 p.m.YOW - STN
3 stops31h 50mMultiple Airlines
Sun 8/26:15 a.m.STN - YOW
2 stops31h 03mMultiple Airlines
Deal found 4/1C$ 1,012
Wed 1/45:40 a.m.YOW - STN
2 stops27h 55mMultiple Airlines
Wed 22/47:35 p.m.STN - YOW
3 stops34h 04mMultiple Airlines
Deal found 3/1C$ 1,016
Wed 29/45:55 a.m.YOW - STN
2 stops25h 55mMultiple Airlines
Thu 7/56:30 a.m.STN - YOW
3 stops22h 52mMultiple Airlines
Deal found 4/1C$ 1,024
Wed 20/55:55 a.m.YOW - STN
2 stops33h 35mMultiple Airlines
Wed 27/58:30 a.m.STN - YOW
2 stops20h 52mMultiple Airlines
Deal found 3/1C$ 1,028
Fri 27/35:40 a.m.YOW - STN
2 stops32h 40mMultiple Airlines
Mon 6/410:45 p.m.STN - YOW
2 stops30h 54mMultiple Airlines
Deal found 4/1C$ 1,038
Fri 10/45:40 a.m.YOW - STN
2 stops34h 40mMultiple Airlines
Sat 18/46:35 a.m.STN - YOW
2 stops23h 04mMultiple Airlines
Deal found 4/1C$ 1,041
Mon 23/35:40 a.m.YOW - STN
2 stops32h 40mMultiple Airlines
Wed 1/410:45 p.m.STN - YOW
2 stops30h 54mMultiple Airlines
Deal found 3/1C$ 1,042
Wed 27/55:55 a.m.YOW - STN
2 stops33h 35mMultiple Airlines
Sat 13/67:25 a.m.STN - YOW
2 stops21h 57mMultiple Airlines
Deal found 5/1C$ 1,045

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 5 January 2026.

Round-trip from

C$ 889

One-way from

C$ 396

Popular in

December

Cheapest in

February

Average price

C$ 976
9/3-17/3
  • 9/3-17/3
  • 4 total stops
  • 37h 34m total
  • Ottawa to London
Search Deals
6/3
  • 6/3
  • 2 total stops
  • 29h 55m total
  • Ottawa to London
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 37 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 January 2026
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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 5 January 2026.
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

Mon 9/3

6:55 p.m.-2:20 p.m.

2 stops15h 25m

London Stansted

Tue 17/3

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

2 stops22h 09m

C$ 889

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Thu 19/2

2:05 p.m.-1:30 p.m.

3 stops18h 25m

London Stansted

Thu 26/2

8:05 p.m.-2:07 p.m.

3 stops23h 02m

C$ 951

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Tue 17/2

7:55 p.m.-6:40 p.m.

2 stops17h 45m

London Stansted

Tue 24/2

5:55 a.m.-4:23 p.m.

2 stops15h 28m

C$ 987

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sun 1/2

12:00 p.m.-12:50 a.m.

3 stops31h 50m

London Stansted

Sun 8/2

6:15 a.m.-8:18 a.m.

2 stops31h 03m

C$ 1,012

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 1/4

5:40 a.m.-2:35 p.m.

2 stops27h 55m

London Stansted

Wed 22/4

7:35 p.m.-12:39 a.m.

3 stops34h 04m

C$ 1,016

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 29/4

5:55 a.m.-12:50 p.m.

2 stops25h 55m

London Stansted

Thu 7/5

6:30 a.m.-12:22 a.m.

3 stops22h 52m

C$ 1,024

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 20/5

5:55 a.m.-8:30 p.m.

2 stops33h 35m

London Stansted

Wed 27/5

8:30 a.m.-12:22 a.m.

2 stops20h 52m

C$ 1,028

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 27/5

5:55 a.m.-8:30 p.m.

2 stops33h 35m

London Stansted

Wed 3/6

7:35 p.m.-12:22 a.m.

3 stops33h 47m

C$ 1,041

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 10/4

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

2 stops34h 40m

London Stansted

Sat 18/4

6:35 a.m.-12:39 a.m.

2 stops23h 04m

C$ 1,041

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 24/4

5:40 a.m.-5:35 p.m.

2 stops30h 55m

London Stansted

Fri 1/5

6:30 a.m.-12:22 a.m.

2 stops22h 52m

C$ 1,053

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 21 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
Gatwick
Slough
Marlow
Milton Keynes
Romford
Watford
Bedford
Luton
Hounslow

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Alternative routes for Ottawa to Stansted

See prices for flight routes from nearby airports that may be better suited for you.
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