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£134+ Cheap flights from Ottawa

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 17/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
YOW — LHR
24 Apr — 1 May1
1 adult
1 adult, Economy, 0 bags

Find flights from Ottawa within your budget

 
Find flights departing from Ottawa that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 25 March 2026. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

OttawaVancouver

YOW - YVR

YOWYVR

Ottawa

Mon 20/4

09:15-20:59

2 stops14h 44m

Vancouver Intl

Tue 21/4

08:30-00:41

2 stops13h 11m

£272

OttawaVancouver

YOW - YVR

YOWYVR

Ottawa

Tue 21/4

07:55-20:59

2 stops16h 04m

Vancouver Intl

Tue 28/4

08:30-00:41

2 stops13h 11m

£272

OttawaVancouver

YOW - YVR

YOWYVR

Ottawa

Mon 27/4

09:15-20:59

2 stops14h 44m

Vancouver Intl

Tue 5/5

08:00-00:25

2 stops13h 25m

£290

OttawaVancouver

YOW - YVR

YOWYVR

Ottawa

Fri 17/4

18:45-21:11

Nonstop5h 26m

Vancouver Intl

Fri 24/4

08:30-22:29

2 stops10h 59m

£292

OttawaVancouver

YOW - YVR

YOWYVR

Ottawa

Sat 18/4

12:10-20:40

2 stops11h 30m

Vancouver Intl

Thu 23/4

07:00-18:26

1 stop8h 26m

£298

OttawaVancouver

YOW - YVR

YOWYVR

Ottawa

Thu 16/4

11:00-20:40

2 stops12h 40m

Vancouver Intl

Mon 20/4

07:00-18:26

1 stop8h 26m

£298

OttawaVancouver

YOW - YVR

YOWYVR

Ottawa

Fri 5/6

08:40-12:59

1 stop7h 19m

Vancouver Intl

Sat 6/6

12:15-20:00

Nonstop4h 45m

£299

OttawaVancouver

YOW - YVR

YOWYVR

Ottawa

Wed 15/4

18:45-21:11

Nonstop5h 26m

Vancouver Intl

Wed 22/4

08:30-00:41

2 stops13h 11m

£301

OttawaVancouver

YOW - YVR

YOWYVR

Ottawa

Mon 13/4

13:20-20:40

2 stops10h 20m

Vancouver Intl

Fri 24/4

08:30-22:29

2 stops10h 59m

£304

OttawaVancouver

YOW - YVR

YOWYVR

Ottawa

Thu 18/6

08:35-00:04

2 stops18h 29m

Vancouver Intl

Wed 24/6

12:15-20:00

Nonstop4h 45m

£304

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Ottawa

Have a flexible travel schedule? Discover the best time to fly 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.

Travel insights for flights from Ottawa

Get recent, data-driven insights about flights from Ottawa including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Ottawa?

Use this chart to determine the optimal time to book a return flight from Ottawa to Heathrow. Price data was last updated on 13 March 2026.

Booking 45 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ottawa. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Ottawa?

Currently, November is the cheapest month in which you can book a flight from Ottawa (average of £334). Flying from Ottawa in July will prove the most costly (average of £502). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Ottawa?

Only one airline operates round-trip flights from Ottawa: Air Canada. This airline flies to the following popular destinations: London.

Air Canada
Air Canada
From £380
Air France
Air France
From £719
Air Transat
Air Transat
From £406

What are popular destinations to fly to from Ottawa?

If you’re flying from Ottawa, these routes are more frequently taken by airlines Toronto (902 flights per day), Montreal (208 flights per day) and Chicago (168 flights per day).

Toronto
Toronto
From £119
Moncton Intl
Moncton Intl
From £177
London
London
From £523

What is the cheapest place to fly to from Ottawa?

The cheapest city to fly to from Ottawa is Toronto, with prices starting at £119. Explore other affordable destinations below.

Toronto
Toronto
From £119
Moncton Intl
Moncton Intl
From £177
London
London
From £523

Airline reviews for flights from Ottawa

Get insights into the airlines that provide service from Ottawa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Ottawa. In the last 7 days, Cheapflights users made a total of 858,174 searches.
See what other customers who have flown with Air Canada from Ottawa have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,838 reviews
Check prices

Entertainment

6.8

Overall

7.1

Food

6.3

Comfort

7.1

Boarding

7.3

Crew

7.8

Reviews

1 / 20
4.0
Okay

Sugith,Jan 2026

YSB - YYZ

Left 2 hours late. Stuck on plane for an hour after boarding before take off.
Air Canada
7.1
Good
10,838 reviews
Air Canada
7.1
Good
10,838 reviews
Check prices

Entertainment

6.8

Overall

7.1

Food

6.3

Comfort

7.1

Boarding

7.3

Crew

7.8

Reviews

1 / 20
4.0
Okay

Sugith,Jan 2026

YSB - YYZ

Left 2 hours late. Stuck on plane for an hour after boarding before take off.

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Direct flights from Canada

Book a direct flight from one of these other cities located in Canada.
Direct flights from London
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Direct flights from Timmins

Related info for your journey

Access useful and relevant information related to your journey from Ottawa. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 25 March 2026.

  • What are the most popular destinations to fly to from Ottawa?

    This month, the top selected destinations from Ottawa are Fort Lauderdale, Cancún, New Delhi. Throughout the year, Fort Lauderdale, Cancún, New Delhi are some of the top choices made by users flying from Ottawa.

  • What is the cheapest flight from Ottawa to anywhere?

    Users have flown out of Ottawa for as low as £118 to Edmonton (prices may vary depending on the airline and departure time). On average, users have booked flights for £473 to fly from Ottawa.

  • What are the cheapest airlines flying from Ottawa to anywhere?

    Over the past few days, we've found that Air Canada, Air Transat, and Air France have the cheapest prices from Ottawa. Air Canada flights from Ottawa to Brussels Bruxelles-National (£380), Air Transat flights from Ottawa to London (£406), and Air France flights from Ottawa to Marrakech Menara (£719).

  • What is the cheapest premium economy flight from Ottawa?

    Here are some of the cheapest offers we have found for the cheapest premium economy flights from Ottawa.
    Ottawa to Montreal Pierre Elliott Trudeau Intl Airport from £1,112
    Ottawa to Paris Charles de Gaulle Airport from £1,271

  • What is the cheapest month to fly from Ottawa?

    At the present moment the cheapest month to fly from Ottawa is currently November; with July being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from Ottawa?

    Check out the cheapest flights from Ottawa to embark to:
    Travel from Ottawa to London from £473 round trip

  • How does Cheapflights help users find flights from Ottawa?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ottawa. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

  • Why should you use Cheapflights to find cheap flight tickets from Ottawa?

    By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Ottawa.

  • Can Cheapflights find flights from Ottawa with no change fees?

    Yes, we can. To see specific flights from Ottawa with no change fees, users can toggle flexible booking options after using the search form above to find flights.

  • Can Cheapflights notify me if prices for flights from Ottawa become cheaper?

    Yes, Cheapflights offers price alerts on flights from Ottawa so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

See more FAQs

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ottawa?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ottawa. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ottawa?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Ottawa.

Can Cheapflights find flights from Ottawa with no change fees?

Yes, we can. To see specific flights from Ottawa with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ottawa become cheaper?

Yes, Cheapflights offers price alerts on flights from Ottawa so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

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