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Cheap flights from Ottawa to London Stansted Airport from £243

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 20/4. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — STN
7 Dec — 14 Dec1
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 7 November 2025.

Fri 28/1109:15YOW - STN
2 stops33h 40mMultiple Airlines
Sun 7/1206:15STN - YOW
2 stops16h 03mMultiple Airlines
Deal found 4/11£587
Mon 17/1118:20YOW - STN
2 stops21h 35mMultiple Airlines
Thu 20/1112:25STN - YOW
3 stops34h 15mMultiple Airlines
Deal found 5/11£629
Mon 10/1118:20YOW - STN
2 stops21h 35mMultiple Airlines
Mon 17/1113:55STN - YOW
3 stops33h 43mMultiple Airlines
Deal found 3/11£674
Sat 27/1206:00YOW - STN
3 stops22h 50mMultiple Airlines
Sat 10/117:40STN - YOW
3 stops36h 01mMultiple Airlines
Deal found 5/11£835
Thu 13/1110:50YOW - STN
3 stops32h 50mMultiple Airlines
Sat 15/1120:00STN - YOW
2 stops28h 18mMultiple Airlines
Deal found 5/11£839
Fri 7/1114:50YOW - STN
3 stops20h 40mMultiple Airlines
Fri 14/1105:55STN - YOW
3 stops23h 47mMultiple Airlines
Deal found 5/11£1,094
Fri 19/1209:10YOW - STN
2 stops23h 25mMultiple Airlines
Sun 21/1206:15STN - YOW
3 stops23h 27mMultiple Airlines
Deal found 6/11£1,143
Sat 27/1206:00YOW - STN
3 stops22h 50mMultiple Airlines
Sat 3/120:25STN - YOW
3 stops33h 16mMultiple Airlines
Deal found 4/11£1,308

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 7 November 2025.

Round-trip from

£496

One-way from

£243

Popular in

December

Cheapest in

February

Average price

£578
12/4-27/4
  • 12/4-27/4
  • 4 total stops
  • 57h 32m total
  • Ottawa to London
Search Deals
20/4
  • 20/4
  • 2 total stops
  • 32h 45m total
  • Ottawa to London
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£23 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 7 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

Sun 12/4

05:40-21:20

2 stops34h 40m

London Stansted

Mon 27/4

06:30-00:22

2 stops22h 52m

£496

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Tue 5/5

05:55-14:45

2 stops27h 50m

London Stansted

Tue 19/5

22:00-00:22

2 stops31h 22m

£511

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Mon 13/4

09:00-19:25

2 stops29h 25m

London Stansted

Tue 28/4

22:00-00:22

2 stops31h 22m

£512

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Mon 13/4

09:00-21:20

2 stops31h 20m

London Stansted

Thu 30/4

22:00-00:22

2 stops31h 22m

£522

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Tue 5/5

05:55-14:45

2 stops27h 50m

London Stansted

Tue 26/5

22:00-00:22

3 stops31h 22m

£530

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 27/2

09:15-23:55

2 stops33h 40m

London Stansted

Thu 5/3

20:05-17:18

2 stops26h 13m

£530

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Mon 13/4

09:00-21:20

2 stops31h 20m

London Stansted

Fri 1/5

22:00-00:22

2 stops31h 22m

£553

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Fri 1/5

05:55-21:20

2 stops34h 25m

London Stansted

Thu 21/5

22:00-00:22

2 stops31h 22m

£577

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Mon 17/11

10:30-20:55

3 stops29h 25m

London Stansted

Thu 20/11

12:25-17:40

3 stops34h 15m

£632

OttawaLondon

YOW - STN

YOWSTN

Ottawa

Tue 3/2

06:45-20:30

3 stops32h 45m

London Stansted

Tue 24/2

19:45-18:26

2 stops27h 41m

£718

Flights are sorted by cheapest return flights first.

Deals found on 4/11

Showing 1-10 of 19 results
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
Croydon
Slough
Gatwick
Hounslow
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Crawley
Brentford
Romford
Chichester
Ipswich
Bedford
Eastbourne

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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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