When did momondo last update prices for flights from London Stansted Airport to Ottawa Airport?

Prices for flights from London Stansted Airport to Ottawa Airport are updated daily.

How old do you have to be to fly from London Stansted Airport to Ottawa Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Stansted Airport to Ottawa Airport.

What documentation or ID do you need to fly to Ottawa Airport?

The travel and health documents required for your trip to Ottawa Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ottawa Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 346 Cheap Flights from London Stansted Airport to Ottawa in 2026

1 adult

Find the cheapest flights from London Stansted Airport to Ottawa

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:00 p.m. - 5:35 p.m.

STN

YOW

24h 35m

3 stops

6:55 a.m. - 8:30 p.m.

YOW

STN

32h 35m

2 stops

C$ 693Multiple Airlines

Tue, 19 May - Wed, 27 May

6:30 a.m. - 12:20 a.m.

STN

YOW

22h 50m

3 stops

6:55 a.m. - 8:30 p.m.

YOW

STN

32h 35m

2 stops

C$ 697Multiple Airlines

Mon, 8 Jun - Wed, 17 Jun

10:00 p.m. - 12:20 a.m.

STN

YOW

31h 20m

3 stops

6:25 p.m. - 11:20 p.m.

YOW

STN

23h 55m

3 stops

C$ 727Multiple Airlines

Tue, 19 May - Wed, 27 May

6:30 a.m. - 12:20 a.m.

STN

YOW

22h 50m

3 stops

6:55 a.m. - 7:25 p.m.

YOW

STN

31h 30m

2 stops

C$ 760Multiple Airlines

Thu, 21 May - Mon, 25 May

10:45 p.m. - 5:35 p.m.

STN

YOW

23h 50m

2 stops

6:25 p.m. - 8:30 p.m.

YOW

STN

21h 05m

2 stops

C$ 767Multiple Airlines

Mon, 8 Jun - Wed, 17 Jun

10:50 p.m. - 12:20 a.m.

STN

YOW

30h 30m

3 stops

6:55 a.m. - 11:25 p.m.

YOW

STN

35h 30m

3 stops

C$ 769Multiple Airlines

Fri, 15 May - Sun, 24 May

10:00 p.m. - 12:20 a.m.

STN

YOW

31h 20m

3 stops

6:55 a.m. - 9:20 p.m.

YOW

STN

33h 25m

3 stops

C$ 776Multiple Airlines

Tue, 9 Jun - Thu, 11 Jun

10:00 p.m. - 12:20 a.m.

STN

YOW

31h 20m

3 stops

8:40 a.m. - 9:20 p.m.

YOW

STN

31h 40m

3 stops

C$ 799Multiple Airlines

Tue, 9 Jun - Tue, 16 Jun

6:30 a.m. - 12:20 a.m.

STN

YOW

22h 50m

3 stops

6:25 p.m. - 8:30 p.m.

YOW

STN

21h 05m

2 stops

C$ 813Multiple Airlines

Wed, 3 Jun - Wed, 17 Jun

10:50 p.m. - 12:20 a.m.

STN

YOW

30h 30m

3 stops

6:25 p.m. - 5:35 p.m.

YOW

STN

18h 10m

2 stops

C$ 814Multiple Airlines

Fri, 15 May - Fri, 22 May

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Use the filters below to find and compare flights from London Stansted Airport to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonOttawa

STN - YOW

STNYOW

London Stansted

Tue 19/5

10:00 p.m.-5:35 p.m.

3 stops24h 35m

Ottawa

Wed 27/5

6:55 a.m.-8:30 p.m.

2 stops32h 35m

C$ 693

LondonOttawa

STN - YOW

STNYOW

London Stansted

Mon 8/6

6:30 a.m.-12:20 a.m.

3 stops22h 50m

Ottawa

Wed 17/6

6:55 a.m.-8:30 p.m.

2 stops32h 35m

C$ 697

LondonOttawa

STN - YOW

STNYOW

London Stansted

Tue 19/5

10:00 p.m.-12:20 a.m.

3 stops31h 20m

Ottawa

Wed 27/5

6:25 p.m.-11:20 p.m.

3 stops23h 55m

C$ 727

LondonOttawa

STN - YOW

STNYOW

London Stansted

Thu 21/5

6:30 a.m.-12:20 a.m.

3 stops22h 50m

Ottawa

Mon 25/5

6:55 a.m.-7:25 p.m.

2 stops31h 30m

C$ 760

LondonOttawa

STN - YOW

STNYOW

London Stansted

Mon 8/6

10:45 p.m.-5:35 p.m.

2 stops23h 50m

Ottawa

Wed 17/6

6:25 p.m.-8:30 p.m.

2 stops21h 05m

C$ 767

LondonOttawa

STN - YOW

STNYOW

London Stansted

Fri 15/5

10:50 p.m.-12:20 a.m.

3 stops30h 30m

Ottawa

Sun 24/5

6:55 a.m.-11:25 p.m.

3 stops35h 30m

C$ 769

LondonOttawa

STN - YOW

STNYOW

London Stansted

Tue 9/6

10:00 p.m.-12:20 a.m.

3 stops31h 20m

Ottawa

Thu 11/6

6:55 a.m.-9:20 p.m.

3 stops33h 25m

C$ 776

LondonOttawa

STN - YOW

STNYOW

London Stansted

Tue 9/6

10:00 p.m.-12:20 a.m.

3 stops31h 20m

Ottawa

Tue 16/6

8:40 a.m.-9:20 p.m.

3 stops31h 40m

C$ 799

Quickest round-trip

LondonOttawa

STN - YOW

STNYOW

London Stansted

Wed 3/6

6:30 a.m.-12:20 a.m.

3 stops22h 50m

Ottawa

Wed 17/6

6:25 p.m.-8:30 p.m.

2 stops21h 05m

C$ 813

LondonOttawa

STN - YOW

STNYOW

London Stansted

Fri 15/5

10:50 p.m.-12:20 a.m.

3 stops30h 30m

Ottawa

Fri 22/5

6:25 p.m.-5:35 p.m.

2 stops18h 10m

C$ 814

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Stansted Airport to Ottawa

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Ottawa?

Our data shows that Sunday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 886. Flights from London Stansted Airport to Ottawa on a Monday will generally be more expensive and average around C$ 1,149. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ottawa?

Our most recent data shows that the best time of day to fly to Ottawa is in the morning. Flights from London Stansted Airport to Ottawa during this time can be as low as C$ 993. At noon is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 1,113 per ticket.

When to book flights from London Stansted Airport to Ottawa

Are you open to changing your travel dates? Check out the ideal times to fly from London Stansted Airport to Ottawa according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap London Stansted Airport to Ottawa (STN to YOW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Stansted Airport to Ottawa

Fastest flight time	16h 00m
Direct flights	None

The fastest flight from London Stansted Airport to Ottawa takes 16h 00m

There are no direct flights from London Stansted Airport to Ottawa. There are no popular flight routes from London Stansted Airport to Ottawa.

Search flight deals

Frequently asked questions about flying from London Stansted Airport to Ottawa

How far is London Stansted to Ottawa by plane?
A flight from London Stansted to Ottawa will travel around 5363.2 km. Typically, this will take 16h 00m by plane in normal conditions.
When did momondo last update prices for flights from London Stansted Airport to Ottawa Airport?
Prices for flights from London Stansted Airport to Ottawa Airport are updated daily.
How old do you have to be to fly from London Stansted Airport to Ottawa Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Stansted Airport to Ottawa Airport.
What documentation or ID do you need to fly to Ottawa Airport?
The travel and health documents required for your trip to Ottawa Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ottawa Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Gatineau

Brockville

Pembroke

Perth

Smiths Falls

Prescott

Wakefield

Petawawa

Calabogie

Why use momondo?

Why should I use momondo to find a flight deal from London to Ottawa?

It is quick and easy to find London to Ottawa flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ottawa that suits you.

Can I find flights from London to Ottawa with flexible booking policies on momondo?

Yes. All flights to Ottawa from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Ottawa?

Once all potential London to Ottawa flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to Ottawa right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ottawa from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.