£310 Cheap flights to Ottawa
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Ottawa departing on 30/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Fly from
Route
Depart
Return
LondonOttawa
LGW London Gatwick - YOW Ottawa
LGWYOW
London Gatwick
Fri 6/11
11:55-00:44
2 stops17h 49m
Ottawa
Sun 22/11
05:30-10:55
2 stops24h 25m
LondonOttawa
LHR London Heathrow - YOW Ottawa
LHRYOW
London Heathrow
Fri 16/10
17:50-00:20
1 stop11h 30m
Ottawa
Mon 19/10
17:10-07:55
1 stop9h 45m
LondonOttawa
LGW London Gatwick - YOW Ottawa
LGWYOW
London Gatwick
Fri 16/10
11:35-12:52
2 stops30h 17m
Ottawa
Fri 23/10
19:40-07:55
Nonstop7h 15m
ManchesterOttawa
MAN Manchester - YOW Ottawa
MANYOW
Manchester
Wed 4/11
06:00-15:00
1 stop14h 00m
Ottawa
Sun 8/11
17:10-10:05
1 stop11h 55m
LondonOttawa
LGW London Gatwick - YOW Ottawa
LGWYOW
London Gatwick
Fri 16/10
11:35-12:52
2 stops30h 17m
Ottawa
Fri 23/10
19:40-07:55
Nonstop7h 15m
ManchesterOttawa
MAN Manchester - YOW Ottawa
MANYOW
Manchester
Wed 4/11
10:55-00:44
2 stops18h 49m
Ottawa
Sun 8/11
17:10-12:45
2 stops14h 35m
ManchesterOttawa
MAN Manchester - YOW Ottawa
MANYOW
Manchester
Thu 29/10
17:05-16:05
1 stop27h 00m
Ottawa
Fri 13/11
17:10-10:05
1 stop11h 55m
LondonOttawa
LHR London Heathrow - YOW Ottawa
LHRYOW
London Heathrow
Thu 29/10
08:55-16:00
1 stop11h 05m
Ottawa
Tue 3/11
17:10-07:55
1 stop9h 45m
LondonOttawa
LHR London Heathrow - YOW Ottawa
LHRYOW
London Heathrow
Fri 16/10
17:50-00:20
1 stop11h 30m
Ottawa
Wed 21/10
17:10-13:50
2 stops15h 40m
LondonOttawa
LHR London Heathrow - YOW Ottawa
LHRYOW
London Heathrow
Fri 30/10
08:55-16:05
1 stop11h 10m
Ottawa
Fri 6/11
17:10-10:30
1 stop12h 20m
See travel insights to Ottawa from
Ottawa flights insights and trends
Explore insights for your Ottawa flight to craft the best travel plan
What is the cheapest month to fly to Ottawa?
In general, June is the cheapest month to fly from United Kingdom to Ottawa. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £421. If you aren’t able to travel during the month of June, then book flights to Ottawa from United Kingdom during September instead. Flights to Ottawa in September, while not as cheap as those in June, still average around £460.
What is the absolute cheapest flight to Ottawa?
Users booking trips to Ottawa from Toronto found flights 81% cheaper than the average price of flights to Ottawa. To find the cheapest price to Ottawa from your area, use momondo’s Airport-to-Airport Pricing Tool.
See prices from:
What is the cheapest day to depart on your flight to Ottawa?
The cheapest day to depart on your flight to Ottawa is on a Friday when prices can be found for as low as £526. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around £612. These prices are subject to change though, so be sure to set up a Price Alert for flights to Ottawa.
What is the cheapest time of day to depart on your flight to Ottawa?
Flying to Ottawa from United Kingdom in the morning is the least expensive time of day to depart. momondo users have found prices as low as £547 when looking at flights departing in the morning. At midday is when there is more demand to fly to Ottawa, so prices are often more expensive at around £610 per ticket.
Cheapest flights to Ottawa
Find the cheapest flights to Ottawa from your nearest city or airport
| CHEAPEST MONTH TO FLY TO OTTAWA FROM LONDON HEATHROW AIRPORT | May | 30% cheaper | Flying from London Heathrow Airport to Ottawa costs on average just £393 in May |
| MOST EXPENSIVE MONTH TO FLY TO OTTAWA FROM LONDON HEATHROW AIRPORT | December | 20% more expensive | It costs about £669 for flights to Ottawa from London Heathrow Airport in December |
| MOST POPULAR MONTH TO FLY TO OTTAWA FROM LONDON HEATHROW AIRPORT | August | 391% more users visited | More momondo users searched in flights to Ottawa from London Heathrow Airport in August than any other month |
Cheap Ottawa flight deals and tips
Summary info about Ottawa flight prices, duration and airlines
Best One-Way Price | £307 |
|---|---|
Best Round-Trip Price | £435 |
Fastest flight time | 23h 28m |
Popular in | December |
Frequently asked questions about flying to Ottawa
How far in advance should I book a flight to Ottawa?
The best time to book a flight to Ottawa from United Kingdom is 54 days out, which is when prices tend to be around £550. Keep in mind that you might be able to find cheaper flights to Ottawa at any time. In fact, our users found flights for as low as £365 in the past 72 hours.
Is there an alternative airport near Ottawa?
Finding an alternative and possibly cheaper destination airport near Ottawa is possible. If you are planning a flight to Ottawa, consider booking flights to Ottawa Airport (7 mi from Ottawa city centre), Mont Tremblant Intl Airport (82 mi from Ottawa city centre) or Kingston Airport (93 mi from Ottawa city centre).
Is there a cheaper alternative to flying into Ottawa?
You can find deals at Ottawa Airport for £615 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.
When did momondo last update prices for flights to Ottawa Airport?
Prices for flights to Ottawa Airport are refreshed on a daily basis.
How many operators does momondo search for flights to Ottawa Airport?
The number of operators available for flights to Ottawa Airport is 7 as of October 2026.
How old do you have to be to fly to Ottawa Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Ottawa Airport.
What documentation or ID do you need to fly to Ottawa Airport?
The necessary travel and health documents for your Ottawa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Travelling to a place near Ottawa?
Book flights to Ottawa if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal to Ottawa?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ottawa.
Can I find flights to Ottawa with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Ottawa with this policy.
How can momondo help me find flights to Ottawa?
momondo helps you find the best flight to Ottawa by providing filters to narrow your choice of flights to those matching your criteria. You can select fights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight to Ottawa right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Ottawa, momondo offers a useful price alert feature which will track prices for flights to Ottawa and alert you when they change.