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 18m.

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.

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

Toronto (YYZ) – chosen by Cheapflights users on 95% of one-stop itineraries from London, Ontario to Ottawa on Cheapflights.

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$ 627.

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

WestJet can get you from London, Ontario to Ottawa in just under 10h 45m. Your travel time can differ by up to . The distance between London, Ontario and Ottawa is about 505 km.

What are the cheapest airlines flying from London, Ontario to Ottawa round-trip?

WestJet, at C$ 396, was found to be the cheapest airline from London, Ontario to Ottawa. An alternate airline flying to your destination would be Air Canada. WestJet is priced at 58% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest day to fly from London, Ontario to Ottawa?

Travelers seeking maximum savings on their London, Ontario to Ottawa flight should consider departing on Thursday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 day to fly round-trip from London, Ontario to Ottawa?

Travellers have found that booking a Wednesday departure is the best way to save up to 29% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

How far in advance should I book a flight from London, Ontario to Ottawa?

Find a great deal and save up to 131% by booking at least 34 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from London, Ontario to Ottawa within the next two weeks, with the cheapest ticket starting at C$ 951.

What is the cheapest month to fly from London, Ontario to Ottawa?

October can be a great time to fly to Ottawa from London, Ontario with a flight ticket averaging about C$ 963. Cheapflights users have found deals in the month of October for as cheap as C$ 496. The most expensive prices can be found in the month of April.

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$ 213+ Flights from London, ON to Ottawa

Cheapflights Tip: The best prices from London to Ottawa are usually found in October or March, booked 75 days in advance, depart on a Thursday or Tuesday and return on a Thursday

Cheap flight deals from London to Ottawa

Round-trip from	C$ 456
One-way from	C$ 213
Popular in	April
Cheapest in	October
Average price	C$ 973

WestJet
2/10-6/10
2 total stops
20h 42m total
London to Ottawa

Search Deals

WestJet
5/10
1 total stop
10h 45m total
London to Ottawa

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (C$ 42 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 33 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from London to Ottawa

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 11 September 2025.

Thu 2/108:00 p.m.YXU - YOW

1 stop10h 45mWestJet

Mon 6/107:15 p.m.YOW - YXU

1 stop9h 57mWestJet

Deal found 9/9C$ 456

Mon 17/118:00 p.m.YXU - YOW

1 stop18h 27mMultiple Airlines

Thu 20/116:00 a.m.YOW - YXU

1 stop13h 12mMultiple Airlines

Deal found 10/9C$ 457

Fri 24/108:00 p.m.YXU - YOW

1 stop18h 56mWestJet

Fri 31/105:40 a.m.YOW - YXU

2 stops13h 32mWestJet

Deal found 10/9C$ 467

Fri 17/108:00 p.m.YXU - YOW

2 stops12h 05mMultiple Airlines

Sun 19/106:50 p.m.YOW - YXU

1 stop24h 17mMultiple Airlines

Deal found 10/9C$ 479

Mon 1/128:00 p.m.YXU - YOW

1 stop18h 27mMultiple Airlines

Thu 4/126:00 a.m.YOW - YXU

1 stop13h 12mMultiple Airlines

Deal found 11/9C$ 481

Tue 7/108:00 p.m.YXU - YOW

1 stop10h 45mWestJet

Fri 10/107:15 p.m.YOW - YXU

1 stop9h 57mWestJet

Deal found 9/9C$ 489

Mon 10/118:00 p.m.YXU - YOW

1 stop18h 27mMultiple Airlines

Fri 14/115:40 a.m.YOW - YXU

2 stops13h 32mMultiple Airlines

Deal found 11/9C$ 496

Wed 8/106:00 a.m.YXU - YOW

1 stop18h 40mWestJet

Wed 15/107:15 p.m.YOW - YXU

1 stop9h 57mWestJet

Deal found 10/9C$ 510

Thu 2/108:00 p.m.YXU - YOW

1 stop10h 45mMultiple Airlines

Mon 6/108:45 a.m.YOW - YXU

3 stops20h 27mMultiple Airlines

Deal found 9/9C$ 522

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 11 September 2025.

Thu 2/108:00 p.m.YXU - YOW

1 stop10h 45mWestJet

Mon 6/107:15 p.m.YOW - YXU

1 stop9h 57mWestJet

Deal found 9/9C$ 456

Fri 17/108:00 p.m.YXU - YOW

2 stops12h 05mMultiple Airlines

Sun 19/106:50 p.m.YOW - YXU

1 stop24h 17mMultiple Airlines

Deal found 10/9C$ 479

Fri 24/108:00 p.m.YXU - YOW

1 stop18h 56mWestJet

Fri 31/105:40 a.m.YOW - YXU

2 stops13h 32mWestJet

Deal found 10/9C$ 467

Mon 1/128:00 p.m.YXU - YOW

1 stop18h 27mMultiple Airlines

Thu 4/126:00 a.m.YOW - YXU

1 stop13h 12mMultiple Airlines

Deal found 11/9C$ 481

Tue 7/108:00 p.m.YXU - YOW

1 stop10h 45mWestJet

Fri 10/107:15 p.m.YOW - YXU

1 stop9h 57mWestJet

Deal found 9/9C$ 489

Mon 10/118:00 p.m.YXU - YOW

1 stop18h 27mMultiple Airlines

Fri 14/115:40 a.m.YOW - YXU

2 stops13h 32mMultiple Airlines

Deal found 11/9C$ 496

Wed 8/106:00 a.m.YXU - YOW

1 stop18h 40mWestJet

Wed 15/107:15 p.m.YOW - YXU

1 stop9h 57mWestJet

Deal found 10/9C$ 510

Thu 2/108:00 p.m.YXU - YOW

1 stop10h 45mMultiple Airlines

Mon 6/108:45 a.m.YOW - YXU

3 stops20h 27mMultiple Airlines

Deal found 9/9C$ 522

Last-minute flights from London to Ottawa
Discover last-minute flight deals from London to Ottawa. Data last updated 11 September 2025 and is based on user searches.

Thu 2/108:00 p.m.YXU - YOW

1 stop10h 45mWestJet

Mon 6/107:15 p.m.YOW - YXU

1 stop9h 57mWestJet

Deal found 9/9C$ 456

Thu 2/108:00 p.m.YXU - YOW

1 stop10h 45mMultiple Airlines

Mon 6/108:45 a.m.YOW - YXU

3 stops20h 27mMultiple Airlines

Deal found 9/9C$ 522

Tue 7/108:00 p.m.YXU - YOW

1 stop10h 45mWestJet

Fri 10/107:15 p.m.YOW - YXU

1 stop9h 57mWestJet

Deal found 9/9C$ 489

Wed 8/106:00 a.m.YXU - YOW

1 stop18h 40mWestJet

Wed 15/107:15 p.m.YOW - YXU

1 stop9h 57mWestJet

Deal found 10/9C$ 510

Fri 17/108:00 p.m.YXU - YOW

2 stops12h 05mMultiple Airlines

Sun 19/106:50 p.m.YOW - YXU

1 stop24h 17mMultiple Airlines

Deal found 10/9C$ 479

Fri 17/108:00 p.m.YXU - YOW

1 stop28h 40mWestJet

Fri 24/107:15 p.m.YOW - YXU

1 stop9h 57mWestJet

Deal found 11/9C$ 556

Fri 24/108:00 p.m.YXU - YOW

1 stop18h 56mWestJet

Fri 31/105:40 a.m.YOW - YXU

2 stops13h 32mWestJet

Deal found 10/9C$ 467

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 11 September 2025.

Sun 5/108:00 p.m.YXU - YOW

1 stop10h 45mWestJet

Deal found 9/9C$ 213

Mon 27/108:00 p.m.YXU - YOW

1 stop18h 27mMultiple Airlines

Deal found 11/9C$ 231

Wed 15/108:00 p.m.YXU - YOW

2 stops20h 19mWestJet

Deal found 10/9C$ 248

Wed 15/108:00 p.m.YXU - YOW

1 stop17h 00mMultiple Airlines

Deal found 10/9C$ 266

Sun 5/106:00 a.m.YXU - YOW

3 stops18h 21mMultiple Airlines

Deal found 9/9C$ 298

Thu 25/96:00 a.m.YXU - YOW

1 stop8h 56mWestJet

Deal found 10/9C$ 373

Fly from

Fly to

Route

Depart

Return

Price

LondonOttawa

YXU - YOW

YXUYOW

London

Thu 2/10

8:00 p.m.-6:45 a.m.

1 stop10h 45m

Ottawa

Mon 6/10

7:15 p.m.-5:12 a.m.

1 stop9h 57m

C$ 456

LondonOttawa

YXU - YOW

YXUYOW

London

Fri 24/10

8:00 p.m.-2:56 p.m.

1 stop18h 56m

Ottawa

Fri 31/10

5:40 a.m.-7:12 p.m.

2 stops13h 32m

C$ 467

LondonOttawa

YXU - YOW

YXUYOW

London

Fri 17/10

8:00 p.m.-8:05 a.m.

2 stops12h 05m

Ottawa

Sun 19/10

6:50 p.m.-7:07 p.m.

1 stop24h 17m

C$ 479

LondonOttawa

YXU - YOW

YXUYOW

London

Mon 1/12

8:00 p.m.-2:27 p.m.

1 stop18h 27m

Ottawa

Thu 4/12

6:00 a.m.-7:12 p.m.

1 stop13h 12m

C$ 481

LondonOttawa

YXU - YOW

YXUYOW

London

Tue 7/10

8:00 p.m.-6:45 a.m.

1 stop10h 45m

Ottawa

Fri 10/10

7:15 p.m.-5:12 a.m.

1 stop9h 57m

C$ 489

LondonOttawa

YXU - YOW

YXUYOW

London

Mon 10/11

8:00 p.m.-2:27 p.m.

1 stop18h 27m

Ottawa

Fri 14/11

5:40 a.m.-7:12 p.m.

2 stops13h 32m

C$ 496

LondonOttawa

YXU - YOW

YXUYOW

London

Wed 8/10

6:00 a.m.-12:40 a.m.

1 stop18h 40m

Ottawa

Wed 15/10

7:15 p.m.-5:12 a.m.

1 stop9h 57m

C$ 510

LondonOttawa

YXU - YOW

YXUYOW

London

Thu 2/10

8:00 p.m.-6:45 a.m.

1 stop10h 45m

Ottawa

Mon 6/10

8:45 a.m.-5:12 a.m.

3 stops20h 27m

C$ 522

LondonOttawa

YXU - YOW

YXUYOW

London

Sun 5/10

8:00 p.m.-6:45 a.m.

1 stop10h 45m

C$ 213

LondonOttawa

YXU - YOW

YXUYOW

London

Mon 27/10

8:00 p.m.-2:27 p.m.

1 stop18h 27m

C$ 231

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 14 results

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.

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

How far ahead should I book a flight from London, Ontario to Ottawa?

The best time to book flights from London, Ontario to Ottawa is 73 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from London, Ontario to Ottawa (average of C$ 224). Flying from London, Ontario to Ottawa in December is currently the most expensive (average of C$ 326). 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.

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

It’s optimal to fly from London, Ontario to Ottawa in the morning. By choosing this option you can save up to 7% on the cost of your flight, compared to a flight at noon.

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

3,091 reviews

Check prices

Reviews

1 / 20

6.0

Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight

WestJet

7.2

Good

3,091 reviews

WestJet

7.2

Good

3,091 reviews

Check prices

Reviews

1 / 20

6.0

Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight

Air Canada

7.1

Good

10,000 reviews

WestJet

7.2

Good

3,091 reviews

Check prices

Reviews

1 / 20

6.0

Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight

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 10h 45m. Your travel time can differ by up to . The distance between London, Ontario and Ottawa is about 505 km.
What are the cheapest airlines flying from London, Ontario to Ottawa round-trip?
WestJet, at C$ 396, was found to be the cheapest airline from London, Ontario to Ottawa. An alternate airline flying to your destination would be Air Canada. WestJet is priced at 58% 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, October is the cheapest month in which you can book a flight from London, Ontario to Ottawa (average of C$ 224). Flying from London, Ontario to Ottawa in December is currently the most expensive (average of C$ 326). 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

Smiths Falls

Perth

Prescott

Pembroke

Wakefield

Browse thousands of different options on Cheapflights for your next trip

Other flights to Ottawa

Top 2 airlines flying from London to Ottawa

Airline	Cheapest	Average	Flexibility	On-time
WestJet	CheapestC$ 396	AverageC$ 561	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Air Canada	CheapestC$ 521	AverageC$ 998	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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from London, ON to Ottawa from C$ 213

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from London to Ottawa are usually found in October or March, booked 75 days in advance, depart on a Thursday or Tuesday and return on a Thursday

Cheap flight deals from London to Ottawa

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find 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 11 September 2025.

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 11 September 2025.

Cheapflights Fare Finder

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

How far ahead should I book a flight from London, Ontario to Ottawa?

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

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

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

What’s the fastest layover option 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 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 are the cheapest airlines flying 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?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to Ottawa

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

Top 2 airlines flying from London to Ottawa

Fly with Cheapflights

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

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?

100% Free

Book with Flexibility

Travel Smart

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 11 September 2025.