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

YOW — STN
18 Sep — 25 Sep1
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

Sat 24/108:40 a.m. -
2 stops24h 05m
Sat 31/108:25 p.m. -
2 stops33h 25m
Deal found 14/8C$ 865
Wed 11/1112:30 p.m. -
3 stops22h 05m
Tue 17/116:05 a.m. -
2 stops21h 27m
Deal found 16/8C$ 893
Thu 1/106:25 p.m. -
2 stops21h 55m
Thu 8/106:30 a.m. -
3 stops22h 50m
Deal found 17/8C$ 901
Tue 10/116:10 p.m. -
2 stops21h 20m
Tue 17/116:05 a.m. -
2 stops18h 47m
Deal found 18/8C$ 906
Mon 21/93:10 p.m. -
2 stops18h 35m
Mon 28/96:40 a.m. -
2 stops31h 44m
Deal found 17/8C$ 934
Wed 30/96:25 p.m. -
2 stops23h 25m
Sun 6/124:10 p.m. -
3 stops37h 32m
Deal found 14/8C$ 937
Sat 5/122:00 p.m. -
3 stops18h 40m
Thu 10/126:20 a.m. -
2 stops18h 32m
Deal found 17/8C$ 951
Sun 18/106:25 p.m. -
2 stops15h 55m
Sun 29/114:10 p.m. -
3 stops37h 34m
Deal found 16/8C$ 972

Find flight deals from Ottawa to Stansted

Round-trip from

C$ 865

One-way from

C$ 365

Popular in

December

Cheapest in

February

Average price

C$ 1,077
24/10-31/10
  • 24/10-31/10
  • 4 total stops
  • 57h 30m total
  • Ottawa to London
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15/9
  • 15/9
  • 2 total stops
  • 23h 15m total
  • Ottawa to London
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 23 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 28 potential savings vs. average RT price).
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Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
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 Ottawa - STN London Stansted

YOWSTN

Ottawa

Wed 11/11

9:00 a.m.-3:35 p.m.

2 stops25h 35m

London Stansted

Tue 17/11

6:05 a.m.-9:47 a.m.

2 stops32h 42m

C$ 902

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Thu 8/10

8:40 a.m.-10:25 p.m.

2 stops32h 45m

London Stansted

Mon 12/10

8:20 p.m.-5:35 p.m.

2 stops26h 15m

C$ 1,069

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Thu 5/11

10:20 a.m.-7:05 p.m.

2 stops27h 45m

London Stansted

Thu 12/11

4:05 p.m.-12:44 a.m.

3 stops37h 39m

C$ 1,251
Quickest round-trip

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Thu 19/11

2:55 p.m.-4:20 p.m.

2 stops20h 25m

London Stansted

Thu 26/11

5:20 p.m.-10:32 p.m.

2 stops34h 12m

C$ 1,974

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Fri 6/11

10:50 a.m.-4:20 p.m.

2 stops24h 30m

London Stansted

Sun 6/12

5:20 p.m.-10:32 p.m.

2 stops34h 12m

C$ 1,981

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Tue 13/10

11:15 a.m.-4:50 p.m.

2 stops24h 35m

London Stansted

Thu 22/10

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

2 stops33h 35m

C$ 2,074
Cheapest one-way

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Tue 15/9

6:25 p.m.-10:40 p.m.

2 stops23h 15m

C$ 365

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Mon 21/9

6:55 a.m.-7:50 a.m.

2 stops43h 55m

C$ 429

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Sun 20/9

6:25 p.m.-10:20 p.m.

2 stops22h 55m

C$ 434

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Mon 14/9

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

2 stops42h 35m

C$ 437

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/8

Showing 1-10 of 17 resultsSorted by cheapest first
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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

Related info for your journey

  • 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
Slough
Marlow
Cobham
Hounslow
Watford
High Wycombe

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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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