Cheap flights from Boston to London

Logan
BOS
London
LON

Flight deals from Boston to London

Below you can see the best deals on flights Boston — London for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 19 September, from $249.

Top 10 cheap flights from Boston to London

UA
UA
$ 290

Boston — London

06:00—20:40
12 Sep 2026
9 h 40 m
1 stop
UA
UA
$ 290

Boston — London

19:00—10:25
12 Sep 2026
10 h 25 m
1 stop
UA
UA
$ 290

Boston — London

19:23—10:40
12 Sep 2026
10 h 17 m
1 stop
UA
UA
$ 292

Boston — London

07:30—21:35
14 Sep 2026
9 h 5 m
1 stop
UA
UA
$ 292

Boston — London

06:00—20:40
14 Sep 2026
9 h 40 m
1 stop
UA
UA
$ 292

Boston — London

19:23—10:40
14 Sep 2026
10 h 17 m
1 stop
UA
UA
$ 292

Boston — London

14:28—06:55
14 Sep 2026
11 h 27 m
1 stop
UA
UA
$ 292

Boston — London

06:00—20:40
13 Sep 2026
9 h 40 m
1 stop
UA
UA
$ 292

Boston — London

18:00—09:20
13 Sep 2026
10 h 20 m
1 stop
UA
UA
$ 292

Boston — London

19:23—10:40
13 Sep 2026
10 h 17 m
1 stop

Prices were found in the last 72 hours and may change — check the exact price when you continue.

When is the best time to book a flight from Boston to London?

The price of a flight from Boston to London changes depending on how far ahead you book. For the best chance of a lower fare, book around 8 days before departure, when the average ticket costs about $569. Fares also tend to climb as the departure date gets closer.

About the Boston — London flight

Looking for cheap flights from Boston to London? Compare fares from different airlines, check the flight schedule and travel time — and book your Boston — London ticket online at the best price.

The route has direct flights — around 167 flights per week, flights are operated by British Airways, Aer Lingus, Virgin Atlantic, JetBlue and 4 more airlines, a nonstop flight takes about 6 h 30 min, the distance between the cities is around 5,279 km.

Planning your trip? You may find our London travel guide, how to get from the airport into town and London weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $228Min. price
NovemberCheapest
AugustPeak season
YesDirect flights
5,279 kmDistance
6 h 30 minTravel time
8Airlines
167 / wkFlights

Flight schedule from Boston to London

The table shows direct flights from Boston to London on the selected date. The flight takes approximately 6 h 30 min. Regular flights are operated by British Airways, Aer Lingus, Virgin Atlantic and JetBlue. Departures from Logan International Airport airports, arrivals at Heathrow Airport, London Gatwick Airport and Stansted Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 14 Aug 2026

Flight ticket prices by day: Boston — London

Below is a calendar of the lowest flight ticket prices for Boston — London by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $228 in November, and the most expensive are around $391 in August. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Boston to London by month. Tickets are usually cheapest in January (around $319) and priciest in June (about $464) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$319lowMay$396mediumSep$367medium
Feb$329lowJun$464highOct$338low
Mar$348lowJul$435highNov$329low
Apr$367mediumAug$406mediumDec$416high

Some values are estimated based on seasonality.

When to fly

Weather in London: it is warmest in July (up to 22 °C on average) and coolest in January (around 7 °C). The driest month is June.

Tickets are usually cheapest in November and most expensive in August. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · London

Dry and wet days · London

Wind speed and direction · London

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How to get the best deal on a Boston — London ticket

  • Book ahead: fares for Boston — London are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • The cheapest month to fly to London is usually November — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Boston — London route are operated by 8 airlines; British Airways runs the most flights (around 25% of all flights). Compare carriers, flight shares and schedules below.

  • British AirwaysBA
    14x/week
    WebsiteFleet: 29243M pax/year
    • Direct flight BOS → LHR14x/week
      Duration
      6h 32m
      Days
      MTWTFSS
    25.1%Open →
  • Aer LingusEI
    13x/week
    WebsiteFleet: 5710.7M pax/year
    • Direct flight BOS → LHR13x/week
      Duration
      6h 33m
      Days
      MTWTFSS
    23.4%Open →
  • Virgin AtlanticVS
    9x/week
    WebsiteFleet: 415.3M pax/year
    • Direct flight BOS → LHR9x/week
    16.8%Open →
  • JetBlueB6
    9x/week
    WebsiteFleet: 30742.5M pax/year
    • Direct flight BOS → LGW5x/week
    • Direct flight BOS → LHR5x/week
      Duration
      6h 51m
      Days
      MTWTFSS
    16.8%Open →
  • American AirlinesAA
    5x/week
    WebsiteFleet: 965211M pax/year
    • Direct flight BOS → LHR5x/week
      Duration
      6h 55m
      Days
      MTWTFSS
    8.4%Open →
  • DeltaDL
    5x/week
    WebsiteFleet: 986190M pax/year
    • Direct flight BOS → LHR5x/week
      Duration
      6h 35m
      Days
      MTWTFSS
    8.4%Open →
  • TAP PortugalTP
    1x/week
    WebsiteFleet: 9415.9M pax/year
    • Direct flight BOS → LGW1x/week
    0.6%Open →
  • IberiaIB
    1x/week
    WebsiteFleet: 9224M pax/year
    • Direct flight BOS → LHR1x/week
    0.6%Open →

Cities and airports on the Boston — London route

Flights Boston — London depart from Logan International Airport and arrive at Heathrow Airport, London Gatwick Airport, Stansted Airport and London Luton Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Boston

BOS
United States
About the cityHow to get thereWeatherAll about the country United States
Arrival

London

LON
United Kingdom
About the cityHow to get thereWeatherAll about the country United Kingdom
Departure airports
Arrival airports

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Frequently asked questions about the Boston — London flight

How long is the flight from Boston to London?

A nonstop Boston — London flight takes about 6 h 30 min — the distance between the cities is around 5,279 km.

How far is it from Boston to London?

The distance from Boston to London is about 5,279 km, which a nonstop flight covers in around 6 h 30 min.

Are there direct flights from Boston to London?

Yes, there are nonstop flights Boston — London — around 167 flights per week.

Which airlines fly from Boston to London?

Airlines operating Boston — London include British Airways, Aer Lingus, Virgin Atlantic, JetBlue, American Airlines. See the full list with schedules in the "Airlines" section on this page.

Which airports do Boston — London flights use?

Flights from Boston depart from Logan International Airport, and arrive at Heathrow Airport, London Gatwick Airport, Stansted Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Boston to London?

The price of a Boston — London ticket depends on your travel date, season and demand: it is usually cheapest to fly in November, and most expensive in August. Tickets typically cost between $228 and $391. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Boston — London?

Flights Boston — London are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is November. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Boston to London?

To catch a low fare Boston — London, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually November.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Boston

See all
New York CityWashington, D.C.ChicagoTorontoSan FranciscoAtlantaSeattleLos AngelesPhiladelphiaNantucketDallasOrlandoDenverFort LauderdaleDetroitCharlotteRaleighMontrealNashvilleMarthas VineyardMiamiMinneapolisBuffaloSan DiegoPhoenixMadridTampaPittsburghClevelandBarcelonaIndianapolisSan JuanDublinHoustonParisLas VegasAustinRichmondCincinnatiAmsterdam

Where else you can fly from London

See all
New York CityAmsterdamMadridBarcelonaDublinParisFrankfurt am MainMilanPalmaMalagaEdinburghIstanbulGenevaGlasgowBelfastLisbonFaroZurichNiceRomeLos AngelesCopenhagenAthensAlicanteBerlinSan FranciscoDubaiIbizaTorontoAntalyaMunichDohaChicagoBristolStockholmOsloViennaDusseldorfCardiffPrague

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