What percentage of Boston to London flights are direct?

Across the trailing quarter, approximately 19.1% of flights from Boston to London have been direct. For travelers who opt for connecting flights, the median number of stopovers has been 2. This indicates that while direct options are available, a significant portion of routes involve at least one stop. Travelers should consider this when planning their journey.

What's the flight time from Boston to London?

The median direct flight time from Boston to London is approximately 6 hours and 40 minutes. For flights with one stop, the median duration increases significantly to about 12 hours and 30 minutes. The distance covered on this route is 5271 kilometers. Travelers should account for these differences in flight duration when choosing between direct and connecting options.

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 one with frequent deal availability. Travelers can typically find favorable prices with regularity. This consistent availability makes it easier to find good value for this particular route.

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 2 days ago

405 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Jul 26, 2026.)

Today’s best flight deals from Boston to London

Explore current cheapest deals departing from Boston to London

2026-10-13 – 2026-10-20
BOS - London
80% AI deal score
$488
$440
Round trip
2026-10-16 – 2026-10-21
BOS - London
80% AI deal score
$505
$444
Round trip
2026-10-21 – 2026-10-28
BOS - London
79% AI deal score
$494
$450
Round trip
2026-10-25 – 2026-10-30
BOS - London
80% AI deal score
$507
$450
Round trip
2026-10-15 – 2026-10-30
BOS - London
76% AI deal score
$454
$468
Round trip
2026-10-14 – 2026-10-20
BOS - London
77% AI deal score
$490
$468
Round trip
2026-10-03 – 2026-10-08
BOS - London
78% AI deal score
$500
$469
Round trip
2026-10-26 – 2026-10-31
BOS - London
78% AI deal score
$507
$469
Round trip
2026-10-01 – 2026-10-23
BOS - London
76% AI deal score
$446
$470
Round trip
2026-10-18 – 2026-10-21
BOS - London
75% AI deal score
$565
$471
Round trip

Boston to London: Overview

Insights for flights from Boston to London

For travelers seeking cheap flights from Boston to London, December stands out as the most affordable month, with a median fare of just $331. Other cost-effective options include February, where the median fare is $466, and April, with a median of $561. Planning your trip during these months can lead to significant savings.

Fares for flights from Boston to London typically range from $785 to $1167, with a median price of $929. Right now, current fares are near the typical level. Only 3% of recent fares were classified as a good price, indicating that finding exceptional deals can be challenging, though new deals appear almost daily.

When flying from Boston to London, most itineraries connect at least once, as only 19.1% of recent fares were for direct flights from Boston to London. For itineraries that include connections, the typical number of stopovers is 2.

A typical journey from Boston to London takes about 6h 40m, including connections. For non-stop flights, the median duration is also 6h 40m, while connecting flights have a significantly longer median journey time of 15h 20m.

The route from Boston to London covers a distance of 5271 kilometers, classifying it as a long-haul flight. This distance typically involves a substantial amount of time in the air, often with layovers.

How much is a round trip from Boston to London

Regular price: $427 - $1,012

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

The regular price range for flights from Boston to London is between $427 and $1012. The current lowest deal is $440 with Icelandair, for travel from Oct 13-Oct 20.

now $440

Low $427

High $1,012

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

KLM

Last-minute flights going from Boston to London

Sat, Jul 25

⌛ Last-Minute

BOS - London

Boston (BOS) - London (LHR)

$1,103

$892

One-way

Sun, Jul 26

⌛ Last-Minute

BOS - London

Boston (BOS) - London (LHR)

Lufthansa

$1,103

$839

One-way

Sun, Jul 26

⌛ Last-Minute

BOS - London

Boston (BOS) - London (LHR)

Air Canada

$995

$912

One-way

Sun, Jul 26

⌛ Last-Minute

BOS - London

Boston (BOS) - London (LHR)

Air Canada

$1,085

$913

One-way

Mon, Jul 27

⌛ Last-Minute

BOS - London

Boston (BOS) - London (LHR)

Lufthansa

$1,103

$862

One-way

Mon, Jul 27

⌛ Last-Minute

BOS - London

Boston (BOS) - London (LHR)

Alitalia

$1,092

$887

One-way

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

2 nights

Jul 26 - Jul 28

$1,103 → $839

24%

2 nights

Jul 27 - Jul 29

$1,103 → $862

22%

2 nights

Jul 25 - Jul 27

$1,103 → $892

19%

2 nights

Jul 28 - Jul 30

$1,098 → $889

19%

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, with a median price of $929.

📅 Best time to fly

Fly in September for prices below the typical level

Historically, September is the cheapest month to fly, with a median price of $799.

⏱️ Flight duration

Direct flights take 6h 40m

Direct flights from Boston to London typically take 6h 40m, while connecting flights average 15h 20m.

✈️ Airlines & availability

Connecting flights are dominant

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

🏆 Airline highlight

Icelandair offers a recent deal

Icelandair recently offered a flight for $440 from Boston to London Gatwick for October 13-20.

🎯 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

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

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

💸 Flights from ~$437

London main airports to arrive at

Gatwick (LGW)

Cheapest

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

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

💸 Flights from ~$468

Airports nearby London used as alternative

Birmingham (BHX)

Cheapest

Birmingham Airport is a major international hub with excellent rail connectivity, useful when London airports are congested.

📍 ~160 km from London (reachable by train)

💸 Flights from ~$548

Business & First Class Flight Deals to London

93% AI deal score

$4,484

$2,377

Save $2,107

Frequently Asked Questions About Flights to London

Historically, the optimal 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 prices rise to approximately $929, while booking 7-13 days out can result in an average price of $1041. Planning ahead by booking 14-27 days in advance tends to offer more favorable pricing across the trailing quarter.

Based on historical data from the trailing 90 days, 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. Prices can range, with 75% of flights costing $1167 or less. Therefore, aiming for a ticket under $785 would be considered a favorable deal.

Historically, December has been the cheapest month to fly from Boston to London, with a median price of $331. February also offers competitive pricing, with a median of $466. April, while still offering a relatively lower median of $561 compared to the annual median of $929, has been observed as the most expensive month among the cheapest options. Travelers looking for the lowest fares should consider flights in December or February.

Boston to London: Overview

Insights for flights from Boston to London

How much is a round trip from Boston to London

Regular price: $427 - $1,012

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

The regular price range for flights from Boston to London is between $427 and $1012. The current lowest deal is $440 with Icelandair, for travel from Oct 13-Oct 20.

now $440

Low $427

High $1,012

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