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£111+ Cheap flights from Ottawa

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/5. 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
15 May — 22 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 15 April 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

Tue 26/5

16:15-21:40

1 stop8h 25m

Vancouver Intl

Tue 2/6

18:40-05:35

1 stop7h 55m

£213

OttawaVancouver

YOW - YVR

YOWYVR

Ottawa

Thu 4/6

08:40-12:59

1 stop7h 19m

Vancouver Intl

Sun 7/6

21:59-05:44

Nonstop4h 45m

£284

OttawaVancouver

YOW - YVR

YOWYVR

Ottawa

Mon 1/6

07:00-11:09

1 stop7h 09m

Vancouver Intl

Thu 11/6

13:55-00:25

1 stop7h 30m

£292

OttawaVancouver

YOW - YVR

YOWYVR

Ottawa

Tue 30/6

14:00-22:35

2 stops11h 35m

Vancouver Intl

Sat 4/7

07:00-19:39

2 stops9h 39m

£302

OttawaVancouver

YOW - YVR

YOWYVR

Ottawa

Tue 5/5

08:40-12:59

1 stop7h 19m

Vancouver Intl

Wed 13/5

12:15-00:25

1 stop9h 10m

£332

OttawaVancouver

YOW - YVR

YOWYVR

Ottawa

Wed 1/7

08:35-22:35

2 stops17h 00m

Vancouver Intl

Sun 5/7

07:00-21:44

2 stops11h 44m

£338

OttawaVancouver

YOW - YVR

YOWYVR

Ottawa

Thu 28/5

08:40-12:59

1 stop7h 19m

Vancouver Intl

Mon 8/6

21:59-05:44

Nonstop4h 45m

£339

OttawaVancouver

YOW - YVR

YOWYVR

Ottawa

Tue 2/6

19:10-11:09

2 stops18h 59m

Vancouver Intl

Tue 9/6

08:00-00:25

2 stops13h 25m

£362

OttawaChicago

YOW - ORD

YOWORD

Ottawa

Fri 17/7

10:44-12:11

Nonstop2h 27m

Chicago O'Hare Intl

Tue 21/7

16:00-23:54

1 stop6h 54m

£464

OttawaChicago

YOW - ORD

YOWORD

Ottawa

Fri 2/10

06:52-08:00

Nonstop2h 08m

Chicago O'Hare Intl

Sun 4/10

15:40-21:56

1 stop5h 16m

£464

Flights are sorted by cheapest return flights first.

Deals found on 14/4

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 10 April 2026.

Booking 68 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 £330). Flying from Ottawa in July will prove the most costly (average of £496). 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 £477
Air France
Air France
From £711
Air Transat
Air Transat
From £389

What are popular destinations to fly to from Ottawa?

If you’re flying from Ottawa, these routes are more frequently taken by airlines Toronto (790 flights per day), Montreal (204 flights per day) and Chicago (182 flights per day).

Toronto
Toronto
From £179
Moncton Intl
Moncton Intl
From £175
Paris
Paris
From £634

What is the cheapest place to fly to from Ottawa?

The cheapest city to fly to from Ottawa is Moncton Intl, with prices starting at £175. Explore other affordable destinations below.

Moncton Intl
Moncton Intl
From £175
Toronto
Toronto
From £179
Paris
Paris
From £634

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
10,926 reviews
Check prices

Comfort

7.1

Overall

7.1

Food

6.3

Crew

7.8

Boarding

7.3

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Thomas,Apr 2026

YYZ - LHR

Food is sub par. I travel a lot and AC food is not good
Air Canada
7.1
Good
10,926 reviews
Air Canada
7.1
Good
10,926 reviews
Check prices

Comfort

7.1

Overall

7.1

Food

6.3

Crew

7.8

Boarding

7.3

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Thomas,Apr 2026

YYZ - LHR

Food is sub par. I travel a lot and AC food is not good

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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 Sudbury
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 15 April 2026.

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

    This month, the top selected destinations from Ottawa are Fort Lauderdale, Cancún, Paris Charles de Gaulle Airport. 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 £117 to Edmonton (prices may vary depending on the airline and departure time). On average, users have booked flights for £474 to fly from Ottawa.

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

    Over the past few days, we've found that Air Transat, Air Canada, and Air France have the cheapest prices from Ottawa. Air Transat flights from Ottawa to London (£389), Air Canada flights from Ottawa to London Heathrow (£477), and Air France flights from Ottawa to Marrakech Menara (£711).

  • 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 £1,100
    Ottawa to Paris Charles de Gaulle Airport from £1,256

  • 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 £399 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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