What percentage of Boston to London flights are direct?

In the trailing 90 days, approximately 19.1% of flights from Boston to London have been direct. For flights that include stopovers, the median number of stopovers has been 2. This means that while direct options are available, a significant portion of flights on this route involve at least one connection.

What's the flight time from Boston to London?

The direct flight time from Boston to London is typically 6 hours and 40 minutes, covering a distance of 5271 kilometers. Flights with one stopover generally have a median duration of 12 hours and 30 minutes. Travelers should account for this difference in travel time when planning their journey.

How often do cheap flights from Boston to London come up?

Historically, cheap flights from Boston to London come up frequently. This route is classified as having frequent availability for deals. Travelers can often find good opportunities to book flights at competitive prices, based on trends observed over a 30-day period.

Flights From Boston

To London

Cheap Flights from Boston to London

Browse current best options from Boston. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Boston

RatePunk searches hundreds of travel sites at once for deals on flights to London

Prices updated 1 day ago

461 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Sep 14, 2026.)

Today’s best flight deals from Boston to London

Explore current cheapest deals departing from Boston to London

2026-10-12 – 2026-10-19
BOS - London
79% AI deal score
$518
$446
Round trip
2026-10-14 – 2026-10-19
BOS - London
80% AI deal score
$530
$449
Round trip
2026-10-21 – 2026-10-30
BOS - London
77% AI deal score
$493
$450
Round trip
2026-11-18 – 2026-11-24
BOS - London
79% AI deal score
$527
$454
Round trip
2026-10-12 – 2026-10-21
BOS - London
77% AI deal score
$496
$455
Round trip
2026-11-11 – 2026-11-17
BOS - London
79% AI deal score
$524
$456
Round trip
2026-10-14 – 2026-10-21
BOS - London
78% AI deal score
$518
$457
Round trip
2026-11-11 – 2026-11-18
BOS - London
79% AI deal score
$524
$457
Round trip
2026-09-22 – 2026-09-29
BOS - London
85% AI deal score
$574
$458
Round trip
2026-11-10 – 2026-11-17
BOS - London
78% AI deal score
$524
$458
Round trip

Boston to London: Overview

Insights for flights from Boston to London

For travelers looking for cheap flights from Boston to London, the data indicates that December is typically the cheapest month to fly, with a median fare of $331. Other cost-effective options include February, with a median fare of $466, and April, where the median fare is $561. Planning your trip around these months could result in significant savings.

Fares for flights from Boston to London typically range from $785 to $1167, with a median of $929. Right now, current fares are near the typical level for this route. Only about 3% of recent fares were classified as a good price, suggesting that finding exceptionally low prices can be challenging. New deals appear almost daily, so setting up a price alert could be beneficial for tracking fare changes.

When flying from Boston to London, most itineraries connect at least once, as only 19.1% of recent fares were for direct flights. For connecting flights, the typical number of connections is 2 stopovers. This means you should generally expect your journey to include at least one layover.

A typical journey from Boston to London, including connections, takes approximately 6h 40m. While the non-stop flight time is also 6h 40m, the median connecting flight time is significantly longer at 15h 20m. This route covers a distance of 5271 kilometers, classifying it as a long-haul flight.

How much is a round trip from Boston to London

Regular price: $470 - $1,062

Prices for flights from Boston to London are currently below the regular range.

The regular price range for flights from Boston to London is $470 to $1062. The current lowest deal is $428 with Icelandair, for travel from Nov 15-Nov 20.

now $428

Low $470

High $1,062

The cheapest time to fly from Boston to London

The cheapest month to fly from Boston to London is September, with a median price of $799. The most expensive month is December, with a median price of $1192. Prices are generally lower from January to November.

September

Cheapest

Flights from $799

December

Most Expensive

Flights from $1,192

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Boston to London

JetBlue Airways

Last-minute flights going from Boston to London

Tue, Sep 22

⌛ Last-Minute

BOS - London

Boston (BOS) - London (STN)

Iberia Airlines

$574

$458

One-way

Wed, Sep 23

⌛ Last-Minute

BOS - London

Boston (BOS) - London (STN)

Iberia Airlines

$577

$474

One-way

Thu, Sep 24

⌛ Last-Minute

BOS - London

Boston (BOS) - London (LGW)

Allegro

$605

$484

One-way

Thu, Sep 24

⌛ Last-Minute

BOS - London

Boston (BOS) - London (LGW)

Allegro

$628

$491

One-way

Sun, Oct 11

⌛ Last-Minute

BOS - London

Boston (BOS) - London (STN)

Iberia Airlines

$499

$486

One-way

Mon, Oct 12

⌛ Last-Minute

BOS - London

Boston (BOS) - London (STN)

Iberia Airlines

$518

$446

One-way

Biggest price drops on these dates for flights from Boston to London

3 nights

Mar 26 - Mar 29

$768 → $627

18%

5 nights

Sep 24 - Sep 29

$628 → $491

22%

9 nights

Dec 2 - Dec 11

$611 → $478

22%

10 nights

Dec 1 - Dec 11

$598 → $470

21%

Popular Airports to fly from Boston to London

Boston - London route insights

💸 Price insights

Recent fares are near the typical level

Recent fares from Boston to London are near the typical level of $929.

📅 Best time to fly

December is historically cheapest at $331

Historically, December is the cheapest month to fly from Boston to London, with a median price of $331.

⏱️ Flight duration

Direct flights average 6h 40m

Direct flights to London from Boston typically take 6 hours and 40 minutes.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights make up 80.9% of recent deals, with a median of 2 stopovers.

🏆 Airline highlight

JetBlue Airways offers direct flights

JetBlue Airways has recently offered direct flights from Boston to London.

🎯 Booking tip

Deals appear frequently

Deals for flights from Boston to London appear frequently, typically within a 30-day window.

Boston main airports to depart from

Logan International (BOS)

Cheapest

Logan International Airport is a convenient option for flights from Boston to London.

📍 ~4 km from Boston city center (reachable by car or public transport)

💸 Flights from ~$477

London main airports to arrive at

Gatwick (LGW)

Cheapest

Gatwick Airport is a convenient option for flights from Boston to London, offering competitive prices.

📍 ~40 km from city center (reachable by car, train)

💸 Flights from ~$479

Airports nearby London used as alternative

Birmingham (BHX)

Birmingham Airport is a major international hub with excellent rail connectivity to London Euston.

📍 ~160 km from London (reachable by train)

💸 Flights from ~$591

Business & First Class Flight Deals to London

Discover luxury on the budget with premium cabin class on flights from Boston to London.

Elite

Best Elite deals to London

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From BOS

Elite

Oct 21

London, United Kingdom

94% AI deal score

$4,627

$2,258

Save $2,369

Icelandair, +1

Business Class

From BOS

Elite

Dec 07

London, United Kingdom

92% AI deal score

$3,439

$2,126

Save $1,313

Icelandair

Business Class

From BOS

London, United Kingdom

91% AI deal score

$19,426

$9,470

Save $9,956

Frequently Asked Questions About Flights to London

Historically, the best time to book flights from Boston to London is typically 14-27 days before departure. During this period, the average price for a flight has been around $830. Booking within 0-6 days of departure generally sees higher prices, averaging about $929. Similarly, booking 7-13 days out has shown an average price of $1041, indicating that last-minute bookings often come with increased costs.

Across the trailing quarter, a good price for a flight from Boston to London is considered to be $785 or less. The median price for this route has been $929. Flights priced at $1167 or more fall into the higher end of the spectrum. These figures are based on pricing trends observed over a 90-day period.

Historically, December has been the cheapest month to fly from Boston to London, with a median price of $331. February also offers competitive prices, with a median of $466. April has shown a median price of $561, making it another relatively affordable option. The annual median price for this route is $929, indicating that certain months offer significant savings.

Boston to London: Overview

Insights for flights from Boston to London

How much is a round trip from Boston to London

Regular price: $470 - $1,062

Prices for flights from Boston to London are currently below the regular range.

The regular price range for flights from Boston to London is $470 to $1062. The current lowest deal is $428 with Icelandair, for travel from Nov 15-Nov 20.

now $428

Low $470

High $1,062

The cheapest time to fly from Boston to London

September

Cheapest

Flights from $799

December

Most Expensive

Flights from $1,192

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec