Cheap flights from London Heathrow Airport to the United States from £300

Direct and indirect flights to London Heathrow from the USA are plentiful. Routes to London Heathrow (LHR) are operated from over 25 major international airports in the USA. The busiest departure airports include Los Angeles Airport (LAX), John F Kennedy International Airport (JFK), Miami International Airport (MIA) and Logan International Airport (BOS) in Boston. They are all major international hubs for their regions and offer excellent local transport connections to their respective cities. All have high-quality passenger amenities, including lounges, on-site hotels, restaurants and retail. London Heathrow is the UK’s busiest airport and a major international hub with excellent passenger amenities. With some of the best local transport links in the UK, it connects with central London and the wider UK travel network by train, bus, taxi and the 'Tube', London’s underground rail network.

From LAX, you can fly directly to London Heathrow with providers like Virgin, Finnair and Air France. The journey will take around 10h 15min. You can also fly direct from JFK with airlines such as Iberia, British Airways and JetBlue in approximately 7h 25min. There are plenty of options for flying out of Miami International (MIA), with airlines such as KLM, Qatar Airways and British Airways offering direct flights every week. This route takes around 8h 40min. Logan International Airport in Boston has direct flights to Heathrow with Virgin Atlantic, British Airways, Qatar Airways and Iberia, among others. Flight times are around 6h 25min.

There are numerous stopover options on this route. You could take an SAS flight from LAX to London Heathrow via Copenhagen with a 7h 50min stopover. The total flight time on this route is 21h 20min. Alternatively, Aeromexico fly out of LAX via its home hub of Mexico City (MEX), where you'll have a 4h 10min layover. For Heathrow flights from JFK, Aer Lingus fly via Dublin with a 1h 55min transit. Lufthansa also operate this route, stopping in Munich (MUC) for 1h 20min, while KLM connects via Amsterdam (AMS) with a 50min stopover. From Miami, you can take a United Airlines flight to Heathrow via Chicago O'Hare International. The stopover here takes 3h 12min. The same airline also offers flights transiting through Frankfurt (FRA), Washington Dulles (IAD) or Newark (EWR). Alitalia, meanwhile, will bring you from Miami to Heathrow via Rome Fiumicino (FCO). From Boston, you can fly with TAP Air Portugal via Lisbon (LIS) or with Jetblue via JFK.

If you are travelling on a United States passport, you do not need a visa to visit the UK as a tourist for stays of up to six months. You must ensure that your passport is valid beyond the date of return travel, and you may be asked to present a return flight ticket. 

Airlines like Icelandair, Alaska Airlines, and British Airways fly from London Heathrow Airport to USA in about 11h 10m. The time it takes to get you to your destination can typically vary by up to 4h 51m. London Heathrow Airport and USA are separated by a distance of 3454 mi. Both multi-stop and direct flights can be found to your destination and back.

The cheapet airlines for a one-way flight from London Heathrow Airport to USA are WestJet (£170), JetBlue (£202), and Norse Atlantic UK (£237).

When deciding which route to take from London Heathrow Airport to USA consider London Heathrow - New York John F Kennedy Intl, London Heathrow - Newark or London Heathrow - New York LaGuardia as they are the most popular.

Consider SriLankan Airlines (98%), Malaysia Airlines (94%) or Fiji Airways (82%) when booking your flight. These represent the most reliable airlines when flying from London Heathrow Airport to USA.

Looking at all options, your cheapest flight can be booked for £341. While the most popular route (London Heathrow - New York John F Kennedy Intl) can be booked for £332 on average, our data indicates £2,432 when flying from London Heathrow Airport to USA.

Yes. In addition to deals on Heathrow to USA flights, Cheapflights offers holiday packages that include both flights and hotel.

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

Yes. Cheapflights offers flight deals from Heathrow to USA by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to USA (average of £513). Flying from London Heathrow Airport to USA in July is currently the most expensive (average of £667). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.