What’s the fastest layover option from London, Ontario to Ottawa?

Flights via Toronto (YYZ) have the shortest average one-way travel time for 1-stop routes: 3h 25m.

What’s the cheapest layover airport for flights from London, Ontario to Ottawa?

Calgary (YYC) is the most affordable 1-stop option, with an average round-trip price of C$ 689.

What’s the top layover airport for flights from London, Ontario to Ottawa?

Toronto (YYZ) – chosen by Cheapflights users on 92% of one-stop itineraries from London, Ontario to Ottawa on Cheapflights.

Which airport typically offers the quickest layover for flights from London, Ontario to Ottawa?

Flights via Toronto (YYZ) offer the fastest connection on this route, with an average layover time of 1h 26m.

How long is the flight from London, Ontario to Ottawa?

WestJet can get you from London, Ontario to Ottawa in just under 21h 25m. Your travel time can differ by up to . The distance between London, Ontario and Ottawa is about 505 km.

What is the cheapest airline to fly from London, Ontario to Ottawa round-trip?

Air Canada, at C$ 536, was found to be the cheapest airline from London, Ontario to Ottawa.. Air Canada is priced at 39% lower than the current average price of a flight leaving 3 months from now.

In terms of precipitation, rainfall in Ottawa ranges from 50.0 - 93.0 mm per month. June is typically the wettest month, when rainfall can reach 93.0 mm. February is typically the driest time to visit Ottawa when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Ottawa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -10.0 C).

What is the cheapest time of day to fly from YXU to YOW?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London, Ontario to Ottawa as you normally would.

Can I find deals for flights from London to Ottawa that include hotel bookings?

Yes. In addition to deals on London to Ottawa flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from London to Ottawa?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Ottawa.

Can I find deals for business class flights from London to Ottawa?

Yes. Cheapflights offers flight deals from London to Ottawa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 322+ Cheap Flights from London, ON to Ottawa

Cheap flight deals from London to Ottawa

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from London to Ottawa
Explore the most affordable flight options available from London to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 March 2026.

Fri 15/55:55 p.m.

YXU

YOW

1 stop21h 25m

WestJet

Sat 16/56:25 p.m.

YOW

YXU

2 stops19h 25m

WestJet

Deal found 12/3C$ 604

Fri 22/52:40 p.m.

YXU

YOW

2 stops9h 40m

WestJet

Tue 26/54:15 p.m.

YOW

YXU

1 stop13h 05m

WestJet

Deal found 13/3C$ 645

Sun 31/56:10 a.m.

YXU

YOW

1 stop9h 10m

WestJet

Thu 4/612:25 p.m.

YOW

YXU

1 stop25h 25m

WestJet

Deal found 10/3C$ 671

Fri 26/62:40 p.m.

YXU

YOW

1 stop20h 55m

WestJet

Tue 30/67:20 a.m.

YOW

YXU

1 stop9h 25m

WestJet

Deal found 14/3C$ 680

Sat 16/56:10 a.m.

YXU

YOW

1 stop11h 05m

WestJet

Sat 23/512:25 p.m.

YOW

YXU

1 stop25h 25m

WestJet

Deal found 14/3C$ 683

Fri 26/62:40 p.m.

YXU

YOW

1 stop20h 55m

WestJet

Wed 1/78:15 p.m.

YOW

YXU

1 stop9h 05m

WestJet

Deal found 12/3C$ 685

Fri 24/45:40 p.m.

YXU

YOW

1 stop3h 36m

Air Canada

Fri 1/57:00 a.m.

YOW

YXU

1 stop4h 43m

Air Canada

Deal found 10/3C$ 701

Find flight deals from London to Ottawa

Round-trip from	C$ 604
One-way from	C$ 322
Popular in	December
Cheapest in	February
Average price	C$ 1,029

WestJet
15/5-16/5
3 total stops
40h 50m total
London to Ottawa

Search Deals

30/4
1 total stop
30h 48m total
London to Ottawa

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (C$ 97 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (C$ 47 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonOttawa

YXU - YOW

YXUYOW

London

Fri 15/5

5:55 p.m.-3:20 p.m.

1 stop21h 25m

Ottawa

Sat 16/5

6:25 p.m.-1:50 p.m.

2 stops19h 25m

C$ 604

LondonOttawa

YXU - YOW

YXUYOW

London

Sun 31/5

6:10 a.m.-3:20 p.m.

1 stop9h 10m

Ottawa

Thu 4/6

12:25 p.m.-1:50 p.m.

1 stop25h 25m

C$ 671

LondonOttawa

YXU - YOW

YXUYOW

London

Fri 1/5

6:10 a.m.-3:20 p.m.

1 stop9h 10m

Ottawa

Tue 5/5

7:20 a.m.-4:45 p.m.

1 stop9h 25m

C$ 705

LondonOttawa

YXU - YOW

YXUYOW

London

Fri 1/5

6:10 a.m.-5:40 p.m.

2 stops11h 30m

Ottawa

Tue 5/5

1:20 p.m.-5:20 a.m.

1 stop16h 00m

C$ 719

Quickest round-trip

LondonOttawa

YXU - YOW

YXUYOW

London

Wed 8/4

5:40 p.m.-9:16 p.m.

1 stop3h 36m

Ottawa

Fri 10/4

5:00 a.m.-8:44 a.m.

1 stop3h 44m

C$ 777

LondonOttawa

YXU - YOW

YXUYOW

London

Wed 22/4

5:10 a.m.-9:21 a.m.

1 stop4h 11m

Ottawa

Wed 22/4

2:00 p.m.-9:19 p.m.

1 stop7h 19m

C$ 798

LondonOttawa

YXU - YOW

YXUYOW

London

Thu 9/7

8:40 p.m.-5:35 a.m.

1 stop8h 55m

Ottawa

Sat 11/7

6:25 p.m.-1:50 p.m.

2 stops19h 25m

C$ 798

Cheapest one-way

LondonOttawa

YXU - YOW

YXUYOW

London

Fri 1/5

6:10 a.m.-8:00 p.m.

3 stops13h 50m

C$ 347

LondonOttawa

YXU - YOW

YXUYOW

London

Wed 22/4

5:10 a.m.-8:16 a.m.

1 stop3h 06m

C$ 353

Quickest one-way

LondonOttawa

YXU - YOW

YXUYOW

London

Wed 20/5

12:20 p.m.-3:11 p.m.

1 stop2h 51m

C$ 353

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 12 resultsSorted by cheapest first

Best time to book a flight from London to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from London with our price prediction graph.

YXU-YOW

Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from London to Ottawa

Prices

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

Currently, February is the cheapest month in which you can book a flight from London, Ontario to Ottawa (average of C$ 118). Flying from London, Ontario to Ottawa in August is currently the most expensive (average of C$ 191). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Ottawa

Get a feel of what it's like to fly with WestJet and Air Canada from London to Ottawa by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

WestJet

7.2

Good

3,295 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Janice,Mar 2026

TQO - YYZ

I had a very happy experience with fast boarding, an early flight and landing, and a quick baggage claim.

WestJet

7.2

Good

3,295 reviews

WestJet

7.2

Good

3,295 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Janice,Mar 2026

TQO - YYZ

I had a very happy experience with fast boarding, an early flight and landing, and a quick baggage claim.

Air Canada

7.1

Good

10,801 reviews

WestJet

7.2

Good

3,295 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Janice,Mar 2026

TQO - YYZ

I had a very happy experience with fast boarding, an early flight and landing, and a quick baggage claim.

Related info for your journey

How long is the flight from London, Ontario to Ottawa?
WestJet can get you from London, Ontario to Ottawa in just under 21h 25m. Your travel time can differ by up to . The distance between London, Ontario and Ottawa is about 505 km.
What is the cheapest airline to fly from London, Ontario to Ottawa round-trip?
Air Canada, at C$ 536, was found to be the cheapest airline from London, Ontario to Ottawa.. Air Canada is priced at 39% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from London to Ottawa that include hotel bookings?
Yes. In addition to deals on London to Ottawa flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from London to Ottawa?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Ottawa.
Can I find deals for business class flights from London to Ottawa?
Yes. Cheapflights offers flight deals from London to Ottawa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London, Ontario to Ottawa?
Currently, February is the cheapest month in which you can book a flight from London, Ontario to Ottawa (average of C$ 118). Flying from London, Ontario to Ottawa in August is currently the most expensive (average of C$ 191). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Gatineau

Brockville

Perth

Wakefield

Pembroke

Smiths Falls

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Alternative routes for London to Ottawa

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Top airline flying from London to Ottawa

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 536	AverageC$ 904	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

Fly with Cheapflights

How does Cheapflights help users find flights from London to Ottawa?

Deals for London to Ottawa flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights helps you find that perfect flight to Ottawa from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from London to Ottawa with no change fees?

Certainly. Search results for flights to Ottawa from London shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from London to Ottawa on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from London, ON to Ottawa from C$ 322

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 30/4. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Ottawa

Cheapest flights from London to OttawaExplore the most affordable flight options available from London to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 March 2026.

Explore the most affordable flight options available from London to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 March 2026.

Best flights from London to OttawaDiscover carefully curated flight deals from London to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 15 March 2026.

Discover carefully curated flight deals from London to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 15 March 2026.

Last-minute flights from London to OttawaDiscover last-minute flight deals from London to Ottawa. Data last updated 15 March 2026 and is based on user searches.

Discover last-minute flight deals from London to Ottawa. Data last updated 15 March 2026 and is based on user searches.

One-way flights from London to OttawaSearch for one-way flight options from London to Ottawa. Find affordable one-way fares based on user searches. Data last updated 15 March 2026.

Search for one-way flight options from London to Ottawa. Find affordable one-way fares based on user searches. Data last updated 15 March 2026.

Find flight deals from London to Ottawa

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

Best time to book a flight from London to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from London with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London to Ottawa

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

What’s the top layover airport for flights from London, Ontario to Ottawa?

What’s the cheapest layover airport for flights from London, Ontario to Ottawa?

What’s the fastest layover option from London, Ontario to Ottawa?

Which airport typically offers the quickest layover for flights from London, Ontario to Ottawa?

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ottawa. Reviews last updated 15 March 2026.

Get a feel of what it's like to fly with WestJet and Air Canada from London to Ottawa by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from London to Ottawa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from London, Ontario to Ottawa?

What is the cheapest airline to fly from London, Ontario to Ottawa round-trip?

Can I find deals for flights from London to Ottawa that include hotel bookings?

How can I find direct flights from London to Ottawa?

Can I find deals for business class flights from London to Ottawa?

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

Travelling to a place near Ottawa?

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Alternative routes for London to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Ottawa by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Ontario

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Search flights from London to Ottawa by cabin class

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London and Ottawa flights

Browse other London and Ottawa flight options. Last updated on 15 March 2026.

Other flights from London

Browse through other flights departing from London. Flights are based on user searches made on Cheapflights and were last updated on 15 March 2026.

Other flights to Ottawa

Explore flights to Ottawa departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 15 March 2026.

Popular flight searches

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Top airline flying from London to Ottawa

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How does Cheapflights help users find flights from London to Ottawa?

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

Can Cheapflights find flights from London to Ottawa with no change fees?

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

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Cheapest flights from London to Ottawa
Explore the most affordable flight options available from London to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 March 2026.

Best flights from London to Ottawa
Discover carefully curated flight deals from London to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 15 March 2026.

Last-minute flights from London to Ottawa
Discover last-minute flight deals from London to Ottawa. Data last updated 15 March 2026 and is based on user searches.

One-way flights from London to Ottawa
Search for one-way flight options from London to Ottawa. Find affordable one-way fares based on user searches. Data last updated 15 March 2026.