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Cheap flights from Ottawa to London Stansted Airport from £183

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
18 May — 25 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 18 April 2026.

Mon 7/906:55
YOW
-
STN
2 stops27h 20m
Multiple Airlines
Mon 21/906:30
STN
-
YOW
2 stops22h 50m
Multiple Airlines
Deal found 15/4£479
Tue 30/618:25
YOW
-
STN
2 stops23h 15m
Multiple Airlines
Mon 13/722:45
STN
-
YOW
2 stops30h 35m
Multiple Airlines
Deal found 18/4£480
Mon 4/506:55
YOW
-
STN
2 stops22h 45m
Multiple Airlines
Mon 11/522:00
STN
-
YOW
2 stops31h 20m
Multiple Airlines
Deal found 13/4£481
Fri 5/618:25
YOW
-
STN
2 stops23h 40m
Multiple Airlines
Sun 7/622:00
STN
-
YOW
3 stops31h 20m
Multiple Airlines
Deal found 14/4£483
Sun 28/606:55
YOW
-
STN
2 stops34h 00m
Multiple Airlines
Mon 13/722:45
STN
-
YOW
2 stops30h 35m
Multiple Airlines
Deal found 17/4£484
Thu 30/706:55
YOW
-
STN
2 stops35h 25m
Multiple Airlines
Mon 17/806:30
STN
-
YOW
3 stops16h 05m
Multiple Airlines
Deal found 14/4£485
Wed 15/706:55
YOW
-
STN
3 stops33h 25m
Multiple Airlines
Thu 30/706:30
STN
-
YOW
3 stops22h 50m
Multiple Airlines
Deal found 13/4£487
Tue 7/706:55
YOW
-
STN
2 stops34h 45m
Multiple Airlines
Sun 26/722:00
STN
-
YOW
2 stops24h 35m
Multiple Airlines
Deal found 17/4£488
Thu 9/706:55
YOW
-
STN
3 stops33h 25m
Multiple Airlines
Tue 21/706:30
STN
-
YOW
3 stops22h 50m
Multiple Airlines
Deal found 14/4£489
Wed 17/606:55
YOW
-
STN
2 stops32h 35m
Multiple Airlines
Mon 13/720:20
STN
-
YOW
3 stops26h 15m
Multiple Airlines
Deal found 17/4£490

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 18 April 2026.

Round-trip from

£479

One-way from

£183

Popular in

December

Cheapest in

February

Average price

£561
7/9-21/9
  • 7/9-21/9
  • 4 total stops
  • 50h 10m total
  • Ottawa to London
Search Deals
3/6
  • 3/6
  • 2 total stops
  • 32h 40m total
  • Ottawa to London
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 18 April 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 return flight

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Sat 5/9

06:55-21:35

2 stops33h 40m

London Stansted

Wed 16/9

22:00-17:35

2 stops24h 35m

£509

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 19/6

18:00-22:10

2 stops23h 10m

London Stansted

Sun 21/6

06:55-09:24

2 stops31h 29m

£1,081
Fastest return journey

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 13/5

14:40-16:40

2 stops21h 00m

London Stansted

Wed 20/5

06:55-22:11

2 stops20h 16m

£1,115

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 8/5

14:40-22:10

2 stops26h 30m

London Stansted

Sun 10/5

06:55-09:41

2 stops31h 46m

£1,117

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Mon 25/5

18:30-22:10

2 stops22h 40m

London Stansted

Sun 7/6

06:55-22:11

2 stops20h 16m

£1,134

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Wed 30/9

15:10-16:40

2 stops20h 30m

London Stansted

Sat 10/10

17:45-00:45

2 stops36h 00m

£1,147

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 3/7

15:10-22:10

2 stops26h 00m

London Stansted

Sat 11/7

17:45-22:10

2 stops33h 25m

£1,173

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Mon 21/9

12:00-22:10

2 stops29h 10m

London Stansted

Wed 14/10

06:55-09:24

2 stops31h 29m

£1,217

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Mon 13/7

12:00-22:10

2 stops29h 10m

London Stansted

Sun 19/7

06:40-09:24

2 stops31h 44m

£1,240

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Mon 12/10

12:00-22:10

2 stops29h 10m

London Stansted

Fri 23/10

06:55-01:35

2 stops23h 40m

£1,319

Flights are sorted by cheapest return flights first.

Deals found on 13/4

Showing 1-10 of 20 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 return 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?

    If you book a flight to London Stansted from Ottawa, you will be flying from Ottawa, which is the city’s only airport. Ottawa (YOW) is located 6.6 mi from the center of Ottawa. There are 0 flights from Ottawa to London Stansted per day from 0 different airlines.

  • 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 holiday 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
Milton Keynes
Wembley
Croydon
Hounslow
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Romford
Eastbourne
Chelmsford
Ipswich
Southend-on-Sea
Guildford
Bishop's Stortford

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How does Cheapflights help users find flights from Ottawa to Stansted?

Deals for Ottawa to Stansted flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Stansted?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ottawa to Stansted for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ottawa to Stansted with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ottawa to Stansted flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ottawa to Stansted become cheaper?

Yes! Start tracking prices for Ottawa to Stansted flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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