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$522+ Cheap flights from Massachusetts 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 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YXU
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheap flight deals from Massachusetts to London

Keep the following information in mind while searching for Massachusetts to London flight deals. Data was last updated April 24, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$569
(Mytrip)

Popular in

October

Cheapest in

April

Average price

$321
Provider with most accurate pricing for Boston Logan Intl-London flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-London flights.
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From Massachusetts to London
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($208 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($58 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Massachusetts to London

Cheapest flights from Massachusetts to London
Explore the most affordable flight options available from Massachusetts to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This Air Canada deal was found by Cheapflights users on 4/23. 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.
Sat 12/1310:40 amBOS - YXU
1 stop4h 25mAir Canada
Sun 1/119:45 amYXU - BOS
1 stop6h 12mAir Canada
Deal found 4/23$522
This Mytrip deal was found by Cheapflights users on 4/23. 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.
Sat 6/711:38 amBOS - YXU
3 stops41h 36mMultiple Airlines
Sat 6/148:00 pmYXU - BOS
3 stops22h 10mMultiple Airlines
Deal found 4/23$569
This United Airlines deal was found by Cheapflights users on 4/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/79:30 amBOS - YXU
2 stops29h 28mUnited Airlines
Sat 6/146:15 amYXU - BOS
2 stops23h 46mUnited Airlines
Deal found 4/23$570
This Trip.com deal was found by Cheapflights users on 4/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/135:40 amBOS - YXU
3 stops37h 32mWestJet
Sun 1/118:00 pmYXU - BOS
3 stops25h 27mWestJet
Deal found 4/23$1,441

Cheapflights Fare Finder

Customize your flight search to find flights from Massachusetts 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 April 24, 2025.
Use the filters below to find and compare flights from Massachusetts to London that are best for you.

Fly from

Massachusetts

Fly to

London

Route

Depart

Return

Price

BostonLondon

BOS - YXU

BOSYXU

Boston Logan Intl

Sat 6/7

11:38 am-5:14 am

3 stops41h 36m

London

Sat 6/14

8:00 pm-6:10 pm

3 stops22h 10m

$569

BostonLondon

BOS - YXU

BOSYXU

Boston Logan Intl

Sat 6/7

9:30 am-2:58 pm

2 stops29h 28m

London

Sat 6/14

6:15 am-6:01 am

2 stops23h 46m

$570

BostonLondon

BOS - YXU

BOSYXU

Boston Logan Intl

Sat 6/7

5:50 am-2:58 pm

2 stops9h 08m

London

Sat 6/14

6:15 am-9:55 am

1 stop3h 40m

$595

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Best time to book a flight from Massachusetts to London

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

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

Find hourly flight availability from Massachusetts 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 April 24, 2025.

When flying from Massachusetts to London, Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 April 24, 2025.
United Airlines
7.4
Good
8,685 reviews

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,685 reviews
United Airlines
7.4
Good
8,685 reviews

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.0
Good
9,195 reviews
United Airlines
7.4
Good
8,685 reviews

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Massachusetts to London. 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 London from Massachusetts?

    London (YXU) is the airport you will fly into if you book a flight from Massachusetts to London. It is only a 5.3 mi journey from London (YXU) to London’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Massachusetts 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.

See more FAQs

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Alternative routes for Massachusetts to London

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Top airline flying from Massachusetts to London

Discover the top airline that operate flights from Massachusetts 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$329Average$587FlexibilityNo cancel feeOn-time67%

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