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$567+ Cheap flights from Boston (BOS) to London, ON (YXU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YXU
Jan 21 — Jan 281
Tue 1/21
Tue 1/28
1 adult, Economy
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Find cheap flights from Boston to London with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
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Cheap flight deals from Boston to London

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to London (YXU). 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 January 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$567
(Mytrip)
Provider with most accurate pricing for Boston Logan Intl-London flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-London flights.
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From Boston Logan Intl to London
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Find flight deals from Boston to London

Cheapest flights from Boston to London
Explore the most affordable flight options available from Boston to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2025.

This Mytrip deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1212:02 pmBOS - YXU
3 stops25h 23mMultiple Airlines
Mon 2/1712:20 pmYXU - BOS
2 stops20h 53mMultiple Airlines
Deal found 1/15$567
This Air Canada deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1210:25 amBOS - YXU
1 stop4h 25mAir Canada
Mon 2/175:45 amYXU - BOS
1 stop6h 27mAir Canada
Deal found 1/15$665

Find flights from Boston to London within your budget

Customize your flight search to find flights from Boston to London 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 2,558,603 searches. Data last updated January 16, 2025.

Fly from

Any airport

Fly to

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Route

Depart

Return

Price

BostonLondon

BOS - YXU

BOSYXU

Boston Logan Intl

Wed 2/12

12:02 pm-1:25 pm

3 stops25h 23m

London

Mon 2/17

12:20 pm-9:13 am

2 stops20h 53m

$567

BostonLondon

BOS - YXU

BOSYXU

Boston Logan Intl

Wed 2/12

10:25 am-2:50 pm

1 stop4h 25m

London

Mon 2/17

5:45 am-12:12 pm

1 stop6h 27m

$665

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Compare providers for flights from Boston to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to London in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-London, Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-London, Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-London, Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-London, Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-London, Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to London

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

Travel insights for flights from Boston to London

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

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

Find hourly flight availability from Boston to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 16, 2025.

It’s optimal to fly from Boston to London, Ontario in the morning. By choosing this option you can save up to 20% on the cost of your flight, compared to a flight at noon.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London, Ontario ranges from 2.8 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. March is typically the driest time to visit London, Ontario when rainfall is around 2.8 in.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, Ontario, 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 68.0 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated January 16, 2025.
Air Canada
7.0
Good
8,587 reviews

Overall

7.0

Boarding

7.3

Food

6.2

Crew

7.8

Entertainment

6.8

Comfort

7.0

Reviews

1 / 10

The video streaming system or the internet were completely down, we couldn't work with the LCD at all, because everything was down during the trip, so it was a frustrating trip.

Air Canada
7.0
Good
8,587 reviews
Air Canada
7.0
Good
8,587 reviews

Overall

7.0

Boarding

7.3

Food

6.2

Crew

7.8

Entertainment

6.8

Comfort

7.0

Reviews

1 / 10

The video streaming system or the internet were completely down, we couldn't work with the LCD at all, because everything was down during the trip, so it was a frustrating trip.

Related info for your journey

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

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

    According to our current data, Air Canada ($665), offers the cheapest pricing from Boston to London, Ontario.

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

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

  • How can I find direct flights from Boston to London?

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

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

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

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Top airline flying from Boston to London

Discover the top airline that operate flights from Boston to London. 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 2,558,603 searches. Data last updated January 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$250Average$570FlexibilityNo cancel feeOn-time67%
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