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Cheap flights from London to Ottawa from C$ 440

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 3/6. 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.
LON — YOW
12 May — 19 May1
1 adult
Sun 12/5
Sun 19/5

The best prices from London to Ottawa are usually found in November or January, booked 71 days in advance, depart on a Thursday or Monday and return on a Monday

Cheap flight deals from London to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Ottawa (YOW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 7 May 2024.

Popular in

July

Cheapest in

November

Average price

C$ 979

Round-trip from

C$ 276
High demand for flights, 28% potential price rise
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Best time to find cheap flights, 22% potential price drop
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Average for round-trip flights in May 2024
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From London (LON) to Ottawa
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What is the cheapest day to fly round-trip from London to Ottawa?

Flying to your destination on a Saturday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Ottawa. Check prices with Cheapflights to find a great deal for your trip.

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

Travellers have found it’s best to book a flight 36 days in advance to save up to 48% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 36 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from London to Ottawa 1-2 weeks in advance for as low as C$ 943, or C$ 1,255 for flights within the next 24 hours.

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

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, November can be a great choice for travel to Ottawa. Flights to Ottawa from London in November are about C$ 1,036 on average during November, but can be found for as low as C$ 640.

When is the cheapest time to fly from London to Ottawa (LON - YOW)?

A simple way to save on the total cost of your ticket is to fly from London to Ottawa in the morning. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight at noon.

Cheap Air Transat flights from London to Ottawa

Explore cheap flight options specifically provided by Air Transat for the route between London and Ottawa. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 446,632 searches. Data last updated 7 May 2024.
Peruse some of the lowest-priced Air Transat flights we've found from London to Ottawa. Come back soon if you're not finding the exact deal you're looking for.
Wed 11/912:40 p.m.LGW - YOW
1 stop24h 32mAir Transat
Wed 25/98:00 p.m.YOW - LGW
1 stop31h 10mAir Transat
Deal found 6/5C$ 838
Wed 12/69:40 a.m.LGW - YOW
1 stop16h 48mAir Transat
Fri 5/78:05 a.m.YOW - LGW
1 stop18h 50mAir Transat
Deal found 6/5C$ 908
Tue 14/59:40 a.m.LGW - YOW
1 stop19h 48mAir Transat
Sat 25/54:10 p.m.YOW - LGW
1 stop13h 35mAir Transat
Deal found 7/5C$ 916
Wed 12/69:40 a.m.LGW - YOW
1 stop16h 48mAir Transat
Wed 3/78:05 a.m.YOW - LGW
1 stop18h 50mAir Transat
Deal found 6/5C$ 961
Tue 28/59:40 a.m.LGW - YOW
1 stop19h 48mAir Transat
Tue 4/67:20 a.m.YOW - LGW
1 stop22h 25mAir Transat
Deal found 6/5C$ 964
Wed 28/811:35 a.m.LGW - YOW
2 stops17h 52mAir Transat
Mon 2/92:35 p.m.YOW - LGW
1 stop11h 45mAir Transat
Deal found 6/5C$ 967
Wed 5/612:40 p.m.LGW - YOW
1 stop13h 48mAir Transat
Sat 22/64:05 p.m.YOW - LGW
1 stop10h 50mAir Transat
Deal found 6/5C$ 1,006
Tue 28/512:40 p.m.LGW - YOW
1 stop11h 38mAir Transat
Tue 4/67:55 p.m.YOW - LGW
1 stop9h 50mAir Transat
Deal found 6/5C$ 1,113
Mon 20/512:40 p.m.LGW - YOW
1 stop11h 38mAir Transat
Sat 1/67:20 a.m.YOW - LGW
1 stop22h 25mAir Transat
Deal found 6/5C$ 1,310

Cheap SWISS flights from London to Ottawa

Explore cheap flight options specifically provided by SWISS for the route between London and Ottawa. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 446,632 searches. Data last updated 7 May 2024.
To aid your search, here are some of the cheapest SWISS flights we've found from London to Ottawa. Deals frequently update to provide users with more options.
Tue 4/67:15 p.m.LHR - YOW
2 stops27h 25mSWISS
Tue 11/61:25 p.m.YOW - LHR
2 stops19h 15mSWISS
Deal found 6/5C$ 1,069
Tue 4/68:05 p.m.LHR - YOW
2 stops26h 35mSWISS
Tue 11/61:25 p.m.YOW - LHR
2 stops27h 05mSWISS
Deal found 7/5C$ 1,070
Tue 14/58:40 a.m.LHR - YOW
2 stops15h 37mSWISS
Sat 25/58:10 a.m.YOW - LHR
2 stops32h 20mSWISS
Deal found 7/5C$ 1,109
Mon 3/66:40 p.m.LHR - YOW
2 stops28h 00mSWISS
Mon 10/61:25 p.m.YOW - LHR
2 stops27h 05mSWISS
Deal found 5/5C$ 1,159
Mon 24/68:05 p.m.LHR - YOW
2 stops28h 08mSWISS
Sun 7/76:40 p.m.YOW - LHR
2 stops42h 15mSWISS
Deal found 7/5C$ 1,169

Cheap London to Ottawa flights in May & June 2024

Find cheap flight options from London to Ottawa specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 446,632 searches. Prices were last updated on 7 May 2024.
These are some of the most attractive deals on flights from London to Ottawa in 2024. Check back regularly for other flight deals.
Thu 27/66:15 a.m.LHR - YOW
1 stop13h 35mAir France
Thu 11/75:00 p.m.YOW - LHR
1 stop15h 45mAir France
Deal found 6/5C$ 720
Thu 27/66:30 a.m.LHR - YOW
2 stops13h 20mMultiple Airlines
Thu 11/75:00 p.m.YOW - LHR
1 stop18h 35mMultiple Airlines
Deal found 6/5C$ 755
Mon 24/66:15 a.m.LHR - YOW
1 stop13h 35mAir France
Sun 7/75:00 p.m.YOW - LHR
1 stop23h 25mAir France
Deal found 6/5C$ 818
Mon 10/612:40 p.m.LHR - YOW
1 stop9h 59mAir Canada
Sat 29/68:55 p.m.YOW - LHR
1 stop28h 35mAir Canada
Deal found 5/5C$ 820
Mon 24/66:15 a.m.LHR - YOW
1 stop13h 35mAir France
Sun 7/75:00 p.m.YOW - LHR
1 stop23h 25mAir France
Deal found 7/5C$ 834
Tue 21/59:30 a.m.LHR - YOW
1 stop17h 36mAir Canada
Sat 1/69:00 p.m.YOW - LHR
2 stops19h 00mAir Canada
Deal found 6/5C$ 837
Sat 15/69:40 a.m.LGW - YOW
1 stop16h 48mAir Transat
Sat 20/78:05 a.m.YOW - LGW
1 stop21h 40mAir Transat
Deal found 7/5C$ 846
Sat 15/69:40 a.m.LGW - YOW
1 stop19h 48mAir Transat
Sat 20/711:55 a.m.YOW - LGW
2 stops16h 55mAir Transat
Deal found 7/5C$ 848
Mon 24/66:30 a.m.LHR - YOW
2 stops13h 20mMultiple Airlines
Sun 7/75:00 p.m.YOW - LHR
1 stop23h 25mMultiple Airlines
Deal found 6/5C$ 852

London to Ottawa 2024 flight deals

Discover exclusive flight deals for travel between London and Ottawa in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 446,632 searches. Data last updated 7 May 2024.
These are some of the most attractive deals on flights from London to Ottawa in 2024. Check back regularly for other flight deals.
Fri 8/116:20 a.m.LHR - YOW
1 stop13h 45mVirgin Atlantic
Sat 16/115:15 p.m.YOW - LHR
1 stop12h 15mVirgin Atlantic
Deal found 7/5C$ 674
Thu 27/66:15 a.m.LHR - YOW
1 stop13h 35mAir France
Thu 11/75:00 p.m.YOW - LHR
1 stop15h 45mAir France
Deal found 6/5C$ 720
Fri 8/116:30 a.m.LHR - YOW
2 stops13h 35mMultiple Airlines
Sat 16/115:15 p.m.YOW - LHR
1 stop18h 20mMultiple Airlines
Deal found 7/5C$ 738
Thu 27/66:30 a.m.LHR - YOW
2 stops13h 20mMultiple Airlines
Thu 11/75:00 p.m.YOW - LHR
1 stop18h 35mMultiple Airlines
Deal found 6/5C$ 755
Fri 8/116:30 a.m.LHR - YOW
2 stops13h 35mKLM
Sat 16/115:15 p.m.YOW - LHR
2 stops12h 30mKLM
Deal found 7/5C$ 772
Mon 24/66:15 a.m.LHR - YOW
1 stop13h 35mAir France
Sun 7/75:00 p.m.YOW - LHR
1 stop23h 25mAir France
Deal found 6/5C$ 818
Mon 10/612:40 p.m.LHR - YOW
1 stop9h 59mAir Canada
Sat 29/68:55 p.m.YOW - LHR
1 stop28h 35mAir Canada
Deal found 5/5C$ 820
Mon 24/66:15 a.m.LHR - YOW
1 stop13h 35mAir France
Sun 7/75:00 p.m.YOW - LHR
1 stop23h 25mAir France
Deal found 7/5C$ 834
Tue 21/59:30 a.m.LHR - YOW
1 stop17h 36mAir Canada
Sat 1/69:00 p.m.YOW - LHR
2 stops19h 00mAir Canada
Deal found 6/5C$ 837

London to Ottawa flights leaving soon

Find last-minute flight options from London to Ottawa for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 446,632 searches. Data last updated 7 May 2024.
Book one of these great deals on flights from London to Ottawa. To prevent any unwanted surprises, users should verify their flight info before booking.
Tue 14/59:40 a.m.LGW - YOW
1 stop19h 48mAir Transat
Sat 25/54:10 p.m.YOW - LGW
1 stop13h 35mAir Transat
Deal found 7/5C$ 916
Mon 13/58:30 a.m.LHR - YOW
1 stop15h 47mAir Canada
Mon 20/511:00 a.m.YOW - LHR
1 stop14h 30mAir Canada
Deal found 6/5C$ 983
Thu 16/59:30 a.m.LHR - YOW
1 stop13h 10mAir Canada
Mon 20/51:25 p.m.YOW - LHR
1 stop12h 05mAir Canada
Deal found 6/5C$ 1,027
Thu 16/59:30 a.m.LHR - YOW
1 stop13h 10mAir Canada
Mon 20/511:00 a.m.YOW - LHR
1 stop14h 30mAir Canada
Deal found 7/5C$ 1,028
Mon 13/56:50 a.m.LHR - YOW
2 stops14h 47mUnited Airlines
Mon 20/55:55 p.m.YOW - LHR
1 stop11h 15mUnited Airlines
Deal found 6/5C$ 1,032
Mon 13/56:50 a.m.LHR - YOW
2 stops14h 47mUnited Airlines
Mon 20/52:47 p.m.YOW - LHR
2 stops14h 28mUnited Airlines
Deal found 6/5C$ 1,065
Tue 14/512:40 p.m.LHR - YOW
1 stop9h 59mAir Canada
Sat 25/51:25 p.m.YOW - LHR
1 stop12h 05mAir Canada
Deal found 7/5C$ 1,070
Thu 16/56:50 a.m.LHR - YOW
2 stops14h 47mUnited Airlines
Mon 20/51:30 p.m.YOW - LHR
1 stop11h 50mUnited Airlines
Deal found 6/5C$ 1,084
Tue 14/58:40 a.m.LHR - YOW
2 stops15h 37mSWISS
Sat 25/58:10 a.m.YOW - LHR
2 stops32h 20mSWISS
Deal found 7/5C$ 1,109

One-way flights to Ottawa from London

Search for one-way flight options from London to Ottawa. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 446,632 searches. Data last updated 7 May 2024.
Users travelling one-way from London to Ottawa can select one of these great deals. Users can also find round-trip London to Ottawa flights by using the search form above.
Mon 3/68:15 p.m.LGW - YOW
2 stops44h 27mMultiple Airlines
Deal found 6/5C$ 440
Tue 21/51:10 p.m.LHR - YOW
2 stops35h 57mMultiple Airlines
Deal found 6/5C$ 457
Tue 28/55:25 p.m.STN - YOW
3 stops51h 27mMultiple Airlines
Deal found 6/5C$ 458
Fri 30/810:25 p.m.LHR - YOW
2 stops38h 47mMultiple Airlines
Deal found 6/5C$ 477
Tue 28/56:40 p.m.LGW - YOW
2 stops50h 12mMultiple Airlines
Deal found 6/5C$ 485
Tue 21/58:50 p.m.LHR - YOW
3 stops52h 17mMultiple Airlines
Deal found 6/5C$ 487
Tue 28/59:45 p.m.LGW - YOW
3 stops42h 57mMultiple Airlines
Deal found 6/5C$ 500
Wed 21/88:30 p.m.LCY - YOW
2 stops32h 57mMultiple Airlines
Deal found 6/5C$ 514
Mon 3/68:40 p.m.LGW - YOW
1 stop20h 02mMultiple Airlines
Deal found 6/5C$ 532

Find flights from London to Ottawa within your budget

Customize your flight search to find flights from London to Ottawa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 446,632 searches. Data last updated 7 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

C$ 720 - C$ 1,472

Route

Depart

Return

Price

London HeathrowOttawa

LHR - YOW

LHRYOW

London Heathrow

Thu 27/6

1 stop13h 35m

Ottawa

Thu 11/7

1 stop15h 45m

C$ 720

London HeathrowOttawa

LHR - YOW

LHRYOW

London Heathrow

Thu 27/6

2 stops13h 20m

Ottawa

Thu 11/7

1 stop18h 35m

C$ 755

London HeathrowOttawa

LHR - YOW

LHRYOW

London Heathrow

Mon 10/6

1 stop9h 59m

Ottawa

Sat 29/6

1 stop28h 35m

C$ 820

London GatwickOttawa

LGW - YOW

LGWYOW

London Gatwick

Wed 11/9

1 stop24h 32m

Ottawa

Wed 25/9

1 stop31h 10m

C$ 838

London HeathrowOttawa

LHR - YOW

LHRYOW

London Heathrow

Thu 27/6

2 stops13h 20m

Ottawa

Thu 11/7

2 stops12h 45m

C$ 958

London HeathrowOttawa

LHR - YOW

LHRYOW

London Heathrow

Tue 4/6

2 stops27h 25m

Ottawa

Tue 11/6

2 stops19h 15m

C$ 1,069

London HeathrowOttawa

LHR - YOW

LHRYOW

London Heathrow

Tue 4/6

2 stops22h 05m

Ottawa

Tue 11/6

1 stop12h 10m

C$ 1,076

London HeathrowOttawa

LHR - YOW

LHRYOW

London Heathrow

Wed 28/8

1 stop15h 43m

Ottawa

Mon 2/9

1 stop28h 35m

C$ 1,107

London HeathrowOttawa

LHR - YOW

LHRYOW

London Heathrow

Tue 16/7

2 stops18h 43m

Ottawa

Mon 12/8

2 stops21h 00m

C$ 1,472

Flights are sorted by cheapest first

Deals found on 6/5

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

Use this chart to determine the optimal time to book a round-trip flight from London to Ottawa. Price data was last updated on 3 May 2024.
The price you pay for your flight from London to Ottawa may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

When is the cheapest time to fly from London to Ottawa?

Use this chart to determine the cheapest time to fly round-trip from London to Ottawa. Price data was last updated on 28 April 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their London to Ottawa flight should consider departing on Monday mornings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Ottawa by month

Plan your trip from London to Ottawa by taking into account the cheapest months to travel. The average price of a one-way flight from London to Ottawa is currently C$ 483 while a round-trip flight costs C$ 980. Price data was last updated on 28 April 2024.

Currently, September is the cheapest month in which you can book a flight from London to Ottawa (average of C$ 202). Flying from London to Ottawa in March is currently the most expensive (average of C$ 355). 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.

January

C$ 368

February

C$ 380

March

C$ 485

April

C$ 425

May

C$ 357

June

C$ 338

July

C$ 362

August

C$ 357

September

C$ 276

October

C$ 294

November

C$ 380

December

C$ 414

Temperature and rainfall in Ottawa by month

Plan your trip to Ottawa by taking into account the average temperature and rainfall totals by month.

YOW

Temperature

-10 - 21 °C

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 7 May 2024.
Peruse reviews from past customers who have flown with Air Transat, SWISS and United Airlines from London to Ottawa to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.9
Good
1,602 reviews
Check prices

Overall

7.9

Boarding

7.8

Entertainment

7.2

Food

7.3

Crew

8.4

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

KLM
7.9
Good
1,602 reviews
KLM
7.9
Good
1,602 reviews
Check prices

Overall

7.9

Boarding

7.8

Entertainment

7.2

Food

7.3

Crew

8.4

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

SWISS
7.8
Good
2,013 reviews
KLM
7.9
Good
1,602 reviews
Check prices

Overall

7.9

Boarding

7.8

Entertainment

7.2

Food

7.3

Crew

8.4

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Air Transat
7.6
Good
485 reviews
KLM
7.9
Good
1,602 reviews
Check prices

Overall

7.9

Boarding

7.8

Entertainment

7.2

Food

7.3

Crew

8.4

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

WestJet
7.6
Good
2,948 reviews
KLM
7.9
Good
1,602 reviews
Check prices

Overall

7.9

Boarding

7.8

Entertainment

7.2

Food

7.3

Crew

8.4

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Air France
7.5
Good
1,783 reviews
KLM
7.9
Good
1,602 reviews
Check prices

Overall

7.9

Boarding

7.8

Entertainment

7.2

Food

7.3

Crew

8.4

Comfort

7.6

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

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.

  • What airport do you fly into for flights to Ottawa from London?

    Ottawa (YOW), located 10.6 km from the city centre, is the airport you fly into when you book flights from London to Ottawa. 5 airlines have flights to Ottawa from London on a regular basis. Booking flights from London to Ottawa should not be difficult; the airport handles an average of 0 inbound flights from London per day.

  • Can I find flights from London to Ottawa for under C$ 800 on Cheapflights?

    Yes, there are multiple flights from London to Ottawa for under C$ 800. The cheapest flight booked recently is on Air France for just C$ 720, but on average you can expect to pay C$ 878.

  • Are there last-minute flights available from London to Ottawa for under C$ 1,000?

    There are currently 16+ open flights from London to Ottawa within the next 7 days for less than C$ 1,000.

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

    Our cheapest airline available from London to Ottawa is Air France. Our recent data shows that you can find tickets from as low as C$ 720 on this airline. Additional options worth looking into are Air Canada and Air Transat, starting at C$ 820 and C$ 838 round-trip. These flights start at 30% lower than the current average price 3 months from now.

  • What are the most popular routes from London to Ottawa?

    When deciding which route to take from London to Ottawa consider London Heathrow - Ottawa, London Gatwick - Ottawa or London City - Ottawa as they are the most popular.

  • What are the most popular airlines that fly from London to Ottawa?

    When booking a flight from London to Ottawa, you may want to consider flying on Air Canada, Air France or Lufthansa as they are the most popular for this route.

  • What does LHR to YOW mean?

    This is defined as London Heathrow Airport (LHR) and Ottawa Airport (YOW). Codes like Ottawa Airport are often used to just call airports uniquely. London Gatwick Airport (LGW), London Stansted Airport (STN), London Luton Airport (LTN), London City Airport (LCY), London Southend Airport (SEN) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from London to Ottawa that include extra baggage allowance?

    The amount of baggage you can bring on your London to Ottawa flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from London to Ottawa with specific airlines?

    Yes, Cheapflights allows you to browse and filter London to Ottawa flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from London to Ottawa that allow pets onboard?

    Many airlines flying from London to Ottawa offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from London to Ottawa?

    Yes, you can often find last-minute deals on London to Ottawa flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the London to Ottawa flight deals updated?

    The London to Ottawa flight deals you see on this page were last updated on 7/5.

See more FAQs

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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.

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Top 5 airlines flying from London to Ottawa

Discover the top 5 airlines that operate flights from London to Ottawa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 446,632 searches. Data last updated 7 May 2024.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapestC$ 484AverageC$ 891FlexibilityNo cancel feeOn-time77%
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When you search for this flight from London to Ottawa, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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