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Cheap flights from Ottawa to London Stansted Airport from £194

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — STN
16 Sep — 23 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
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 17 August 2026.

Tue 25/806:55 -
2 stops34h 45m
Thu 3/922:00 -
2 stops31h 20m
Deal found 12/8£445
Sat 24/1007:00 -
2 stops25h 45m
Sat 31/1020:25 -
2 stops33h 25m
Deal found 13/8£459
Mon 12/1016:00 -
2 stops15h 05m
Mon 19/1008:10 -
2 stops18h 05m
Deal found 13/8£464
Tue 8/912:00 -
2 stops19h 00m
Mon 28/906:40 -
3 stops20h 12m
Deal found 12/8£468
Wed 11/1112:30 -
3 stops22h 05m
Tue 17/1106:05 -
2 stops21h 27m
Deal found 16/8£475
Tue 13/1011:15 -
2 stops30h 50m
Wed 28/1020:55 -
2 stops23h 02m
Deal found 13/8£476
Tue 10/1118:10 -
2 stops21h 20m
Sun 15/1106:20 -
3 stops20h 32m
Deal found 13/8£489
Fri 23/1011:15 -
2 stops19h 45m
Wed 28/1015:05 -
3 stops28h 52m
Deal found 12/8£493

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 17 August 2026.

Round-trip from

£459

One-way from

£194

Popular in

December

Cheapest in

February

Average price

£573
24/10-31/10
  • 24/10-31/10
  • 4 total stops
  • 59h 10m total
  • Ottawa to London
Search Deals
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 (£6 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 17 August 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 Ottawa - STN London Stansted

YOWSTN

Ottawa

Wed 11/11

09:00-15:35

2 stops25h 35m

London Stansted

Tue 17/11

06:05-09:47

2 stops32h 42m

£480

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Tue 10/11

09:10-20:30

2 stops30h 20m

London Stansted

Sun 15/11

06:20-15:57

2 stops14h 37m

£495

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Sun 18/10

18:25-15:20

2 stops15h 55m

London Stansted

Sun 29/11

16:10-00:44

3 stops37h 34m

£517

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Thu 5/11

10:20-19:05

2 stops27h 45m

London Stansted

Thu 12/11

16:05-00:44

3 stops37h 39m

£666
Fastest return journey

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Fri 25/9

20:55-14:15

2 stops12h 20m

London Stansted

Sat 17/10

08:05-17:35

2 stops14h 30m

£680

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Thu 19/11

10:50-16:20

2 stops24h 30m

London Stansted

Thu 26/11

17:20-22:32

2 stops34h 12m

£1,050

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Fri 6/11

10:50-16:20

2 stops24h 30m

London Stansted

Sun 6/12

17:20-22:32

2 stops34h 12m

£1,051

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Wed 11/11

09:00-16:20

2 stops26h 20m

London Stansted

Sun 15/11

17:20-23:55

2 stops35h 35m

£1,054
Cheapest one-way

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Mon 14/9

06:55-15:15

2 stops27h 20m

£204
Fastest single journey

OttawaLondon

YOW Ottawa - STN London Stansted

YOWSTN

Ottawa

Tue 8/9

18:25-21:35

3 stops22h 10m

£236

Flights are sorted by cheapest return flights first.

Deals found on 14/8

Showing 1-10 of 15 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
Hounslow
Milton Keynes
Luton
Wembley
Gatwick
Slough
Ilford
Hayes
Croydon
Colchester
Eastbourne
Brentford
Southend-on-Sea
Barnet
Enfield
Kingston upon Thames
Southall
Watford
Dover
Romford

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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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