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Find cheap British Airways flights to Boston

SEA — BOS
26 Aug — 2 Sep1
1 adult
1 adult, Economy, 0 bags

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Cheapest British Airways flights from United Kingdom to Boston
Explore the most affordable British Airways flight options available from United Kingdom to Boston. Find the lowest fares with prices last updated on 27 July 2026.

Mon 10/820:10
LHR
-
BOS
Nonstop7h 25m
British Airways
Fri 21/821:50
BOS
-
LHR
Nonstop6h 45m
British Airways
Deal found 24/7£444
Thu 6/820:10
LHR
-
BOS
Nonstop7h 25m
British Airways
Tue 18/819:35
BOS
-
LHR
Nonstop6h 35m
British Airways
Deal found 23/7£463
Tue 11/814:25
LHR
-
BOS
Nonstop7h 30m
British Airways
Wed 19/807:25
BOS
-
LHR
Nonstop6h 30m
British Airways
Deal found 23/7£474

Flights to Boston with British Airways at a glance

Find detailed information about British Airways flights from United Kingdom to Boston. Explore the options provided by British Airways to plan your journey from United Kingdom to Boston. Data last updated 27 July 2026.

Popular in

June

Cheapest in

February

Average price

£505

Return from

£444

One-way from

£302
Highest demand for flights to Boston with British Airways; 9% potential price increase.
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Best time to find cheap flights to Boston with British Airways; 2% potential price drop.
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Average price for flights to Boston with British Airways (return).
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British Airways
  • British Airways
  • 10/8-21/8
  • Nonstop
  • 14h 10m total
  • United Kingdom to Boston
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British Airways
  • British Airways
  • 16/9
  • 1 total stop
  • 12h 30m total
  • United Kingdom to Boston
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Cheapflights Insights

Find cheap British Airways flights to Boston

How long is the flight to Boston with British Airways?

On average, British Airways flights from the United Kingdom to Boston take 9 hours 30 minutes. Flights to Boston from other popular cities in the United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

British Airways weekly flight availability to Boston

The most flights to Boston operated by British Airways are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

When is the best time to book a flight to Boston with British Airways?

The best time to book a flight to Boston with British Airways is 43 days before departure. On average, fares are higher if you book 3 days before departure.

When is the cheapest time to fly to Boston with British Airways?

Users looking for the cheapest British Airways fares to Boston should consider flying on Wednesday at midday, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday evenings, when prices are usually at their highest.

FAQs about flights to Boston with British Airways

  • Which airport do British Airways flights arrive at when travelling to Boston?

    British Airways flights on this route tend to land at Boston Logan Intl Airport.

  • Is British Airways the cheapest airline for a flight to Boston?

    Flight prices will depend on factors like date, time, and cabin class, so it is worth comparing flights before booking. Based on Cheapflights data, the cheapest average return price for flights to Boston tends to be with Ryanair.

  • Are there alternative airlines other than British Airways that fly to Boston?

    Virgin Atlantic, Aer Lingus and JetBlue all fly to Boston and offer an alternative to British Airways.

  • How much is a British Airways flight to Boston?

    The average price for a return flight with British Airways is £554, while a one-way flight costs around £450.

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Reviews of British Airways

See what Cheapflights users have to say about their British Airways experience.
British Airways
6.7
Okay
8,130 reviews
Check prices
Overview

Entertainment

6.5

Food

6.4

Crew

7.7

Boarding

7.0

Comfort

6.8

Popular British Airways flights

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Fly your favorite airline to Logan Intl. Flight routes are based on user searches made on Cheapflights and were last updated on 27 July 2026.
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