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$ 534 Cheap Flights from London Stansted Airport to Ottawa in 2026

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.

8:30 a.m. - 8:00 p.m.STN London Stansted-YOW Ottawa

16h 30m2 stops Dublin Toronto Pearson Intl

2:00 p.m. - 12:45 p.m.YOW Ottawa-STN London Stansted

17h 45m2 stops Calgary Edinburgh Turnhouse

C$ 1,205Multiple Airlines

Sun, 18 Oct - Wed, 21 Oct

8:30 a.m. - 8:00 p.m.STN London Stansted-YOW Ottawa

16h 30m2 stops Dublin Toronto Pearson Intl

2:00 p.m. - 12:45 p.m.YOW Ottawa-STN London Stansted

17h 45m2 stops Calgary Edinburgh Turnhouse

C$ 1,207Multiple Airlines

Wed, 23 Sep - Wed, 14 Oct

8:30 a.m. - 8:00 p.m.STN London Stansted-YOW Ottawa

16h 30m2 stops Dublin Toronto Pearson Intl

8:55 p.m. - 2:35 p.m.YOW Ottawa-STN London Stansted

12h 40m2 stops Toronto Pearson Intl Dublin

C$ 1,246Multiple Airlines

Wed, 23 Sep - Thu, 8 Oct

7:55 a.m. - 11:55 p.m.STN London Stansted-YOW Ottawa

21h 00m3 stops Stockholm Arlanda Frankfurt am Main Toronto Pearson Intl

12:15 p.m. - 1:50 p.m.YOW Ottawa-STN London Stansted

20h 35m3 stops Halifax Intl Frankfurt am Main Stockholm Arlanda

C$ 1,254Multiple Airlines

Sat, 14 Nov - Thu, 19 Nov

6:35 a.m. - 3:10 p.m.STN London Stansted-YOW Ottawa

13h 35m2 stops Dublin Toronto Pearson Intl

6:25 p.m. - 2:35 p.m.YOW Ottawa-STN London Stansted

15h 10m2 stops Toronto Pearson Intl Dublin

C$ 1,336Multiple Airlines

Sun, 11 Oct - Thu, 15 Oct

6:35 a.m. - 3:10 p.m.STN London Stansted-YOW Ottawa

13h 35m2 stops Dublin Toronto Pearson Intl

6:25 p.m. - 3:20 p.m.YOW Ottawa-STN London Stansted

15h 55m2 stops Toronto Pearson Intl Edinburgh Turnhouse

C$ 1,383Multiple Airlines

Sun, 18 Oct - Sun, 18 Oct

8:30 a.m. - 8:05 p.m.STN London Stansted-YOW Ottawa

16h 35m2 stops Dublin Toronto Pearson Intl

8:55 p.m. - 2:30 p.m.YOW Ottawa-STN London Stansted

12h 35m2 stops Toronto Pearson Intl Dublin

C$ 1,531Multiple Airlines

Mon, 5 Oct - Sun, 11 Oct

5:30 p.m. - 2:12 p.m.STN London Stansted-YOW Ottawa

25h 42m3 stops Kastrup Copenhagen Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

2:00 p.m. - 10:50 p.m.YOW Ottawa-STN London Stansted

27h 50m2 stops Toronto Pearson Intl Kastrup Copenhagen

C$ 1,594Multiple Airlines

Mon, 14 Dec - Sat, 2 Jan

6:35 a.m. - 3:10 p.m.STN London Stansted-YOW Ottawa

13h 35m2 stops Dublin Toronto Pearson Intl

8:55 p.m. - 2:30 p.m.YOW Ottawa-STN London Stansted

12h 35m2 stops Toronto Pearson Intl Dublin

C$ 1,741Multiple Airlines

Sun, 4 Oct - Sun, 11 Oct

6:30 a.m. - 1:58 p.m.STN London Stansted-YOW Ottawa

12h 28m2 stops Dublin Montreal Pierre Elliott Trudeau Intl

4:00 p.m. - 11:40 a.m.YOW Ottawa-STN London Stansted

14h 40m2 stops Toronto Pearson Intl Madrid Barajas

C$ 1,805Multiple Airlines

Tue, 29 Sep - Tue, 6 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

6:30 a.m. - 12:20 a.m.STN London Stansted-YOW Ottawa

22h 50m3 stops Dublin Halifax Intl Toronto Pearson Intl

6:55 a.m. - 11:20 p.m.YOW Ottawa-STN London Stansted

35h 25m2 stops Toronto Pearson Intl Dublin

C$ 1,384Multiple Airlines

Wed, 16 Sep - Fri, 18 Sep

6:05 a.m. - 5:35 p.m.STN London Stansted-YOW Ottawa

16h 30m2 stops Glasgow Intl Toronto Pearson Intl

2:55 p.m. - 11:25 a.m.YOW Ottawa-STN London Stansted

16h 30m2 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas

C$ 1,444Multiple Airlines

Thu, 17 Sep - Sat, 31 Oct

8:30 a.m. - 8:00 p.m.STN London Stansted-YOW Ottawa

16h 30m2 stops Dublin Toronto Pearson Intl

6:25 p.m. - 2:30 p.m.YOW Ottawa-STN London Stansted

15h 05m2 stops Toronto Pearson Intl Dublin

C$ 1,520Multiple Airlines

Sat, 19 Sep - Sat, 26 Sep

6:35 a.m. - 8:00 p.m.STN London Stansted-YOW Ottawa

18h 25m2 stops Dublin Toronto Pearson Intl

6:25 p.m. - 11:20 p.m.YOW Ottawa-STN London Stansted

23h 55m2 stops Toronto Pearson Intl Dublin

C$ 1,567Multiple Airlines

Fri, 18 Sep - Fri, 25 Sep

8:30 a.m. - 8:00 p.m.STN London Stansted-YOW Ottawa

16h 30m2 stops Dublin Toronto Pearson Intl

6:25 p.m. - 2:30 p.m.YOW Ottawa-STN London Stansted

15h 05m2 stops Toronto Pearson Intl Dublin

C$ 1,738Multiple Airlines

Sat, 19 Sep - Sat, 26 Sep

6:30 a.m. - 1:58 p.m.STN London Stansted-YOW Ottawa

12h 28m2 stops Dublin Montreal Pierre Elliott Trudeau Intl

2:55 p.m. - 11:25 a.m.YOW Ottawa-STN London Stansted

16h 30m2 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas

C$ 1,995Multiple Airlines

Tue, 15 Sep - Sat, 31 Oct

6:55 a.m. - 10:10 p.m.STN London Stansted-YOW Ottawa

20h 15m2 stops Istanbul Montreal Pierre Elliott Trudeau Intl

2:45 p.m. - 4:50 p.m.YOW Ottawa-STN London Stansted

21h 05m2 stops Montreal Pierre Elliott Trudeau Intl Istanbul

C$ 3,920Multiple Airlines

Tue, 15 Sep - Tue, 29 Sep

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

momondo Fare Finder

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 London Stansted - YOW Ottawa

STNYOW

London Stansted

Sun 18/10

8:30 a.m.-8:00 p.m.

2 stops16h 30m

Ottawa

Wed 21/10

2:00 p.m.-12:45 p.m.

2 stops17h 45m

C$ 1,205

LondonOttawa

STN London Stansted - YOW Ottawa

STNYOW

London Stansted

Wed 23/9

8:30 a.m.-8:00 p.m.

2 stops16h 30m

Ottawa

Wed 14/10

2:00 p.m.-12:45 p.m.

2 stops17h 45m

C$ 1,207

LondonOttawa

STN London Stansted - YOW Ottawa

STNYOW

London Stansted

Wed 23/9

8:30 a.m.-8:00 p.m.

2 stops16h 30m

Ottawa

Thu 8/10

8:55 p.m.-2:35 p.m.

2 stops12h 40m

C$ 1,246

LondonOttawa

STN London Stansted - YOW Ottawa

STNYOW

London Stansted

Sat 14/11

7:55 a.m.-11:55 p.m.

3 stops21h 00m

Ottawa

Thu 19/11

12:15 p.m.-1:50 p.m.

3 stops20h 35m

C$ 1,254

LondonOttawa

STN London Stansted - YOW Ottawa

STNYOW

London Stansted

Sun 11/10

6:35 a.m.-3:10 p.m.

2 stops13h 35m

Ottawa

Thu 15/10

6:25 p.m.-2:35 p.m.

2 stops15h 10m

C$ 1,336

LondonOttawa

STN London Stansted - YOW Ottawa

STNYOW

London Stansted

Sun 18/10

6:35 a.m.-3:10 p.m.

2 stops13h 35m

Ottawa

Sun 18/10

6:25 p.m.-3:20 p.m.

2 stops15h 55m

C$ 1,383

LondonOttawa

STN London Stansted - YOW Ottawa

STNYOW

London Stansted

Mon 5/10

8:30 a.m.-8:05 p.m.

2 stops16h 35m

Ottawa

Sun 11/10

8:55 p.m.-2:30 p.m.

2 stops12h 35m

C$ 1,531

LondonOttawa

STN London Stansted - YOW Ottawa

STNYOW

London Stansted

Mon 14/12

5:30 p.m.-2:12 p.m.

3 stops25h 42m

Ottawa

Sat 2/1

2:00 p.m.-10:50 p.m.

2 stops27h 50m

C$ 1,594

Quickest round-trip

LondonOttawa

STN London Stansted - YOW Ottawa

STNYOW

London Stansted

Sun 4/10

6:35 a.m.-3:10 p.m.

2 stops13h 35m

Ottawa

Sun 11/10

8:55 p.m.-2:30 p.m.

2 stops12h 35m

C$ 1,741

LondonOttawa

STN London Stansted - YOW Ottawa

STNYOW

London Stansted

Tue 29/9

6:30 a.m.-1:58 p.m.

2 stops12h 28m

Ottawa

Tue 6/10

4:00 p.m.-11:40 a.m.

2 stops14h 40m

C$ 1,805

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$ 983. Flights from London Stansted Airport to Ottawa on a Thursday will generally be more expensive and average around C$ 1,213. 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$ 1,044. At noon is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 1,118 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

Best price found	C$ 534
Fastest flight time	18h 25m
Direct flights	None

The best one-way flight to Ottawa from London Stansted Airport in the past 72 hours is C$ 534. The best round-trip flight deal from London Stansted Airport to Ottawa found on momondo in the last 72 hours is C$ 1,205.

The fastest flight from London Stansted Airport to Ottawa takes 18h 25m

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 18h 25m 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

Smiths Falls

Perth

Calabogie

Prescott

Wakefield

Petawawa

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.