United Kingdom · LHR, LGW, STN
Cheap flights to London
Round trips from $298 per traveler, taxes and fees included. Compare fares from every US city, see which airlines fly nonstop, and pick the cheapest month to travel.
Destination guide
London: The most-flown transatlantic route, for good reason
London is the busiest international destination from the US, with nonstops from more than 30 American cities into Heathrow and Gatwick. The museums are free, the theater is world-class and the Tube reaches everything — including Heathrow.
- The British Museum
- Westminster and the South Bank
- The Tower of London
- West End theater
Popular routes to London
Lowest round-trip fares we found over the next three months, per traveler with taxes and fees. Select a route for airlines, flight times and fares by month.
- New York to LondonJFK → LHRfrom $369
- Newark to LondonEWR → LHRfrom $385
- Boston to LondonBOS → LHRfrom $298
- Chicago to LondonORD → LHRfrom $385
- Washington to LondonIAD → LHRfrom $378
- Los Angeles to LondonLAX → LHRfrom $483
- San Francisco to LondonSFO → LHRfrom $510
- Atlanta to LondonATL → LHRfrom $393
- Miami to LondonMIA → LHR
- Dallas to LondonDFW → LHR
- Seattle to LondonSEA → LHR
- Houston to LondonIAH → LHR
- Philadelphia to LondonPHL → LHR
- Denver to LondonDEN → LHR
- Las Vegas to LondonLAS → LHR
- Orlando to LondonMCO → LHR
- Phoenix to LondonPHX → LHR
- Austin to LondonAUS → LHR
Airports in London
Airlines flying to London
Carriers with nonstop service on the routes above.
Flying to London: common questions
Which airport should I fly into for London?
London is served by 3 airports: London Heathrow Airport (LHR), London Gatwick Airport (LGW) and London Stansted Airport (STN). London Heathrow Airport has the most flights; the others can be cheaper on low-cost carriers and closer to some neighborhoods. Our search shows all of them so you can compare.
Which airlines fly to London?
American Airlines, Delta Air Lines, JetBlue, British Airways, Virgin Atlantic and Alaska Airlines and others fly nonstop to London from major US cities, with more airlines offering one-stop itineraries. Route pages list the airlines for each departure city.
How much are flights to London?
Over the next three months, the lowest round-trip fare we track to London is $298 per traveler including taxes and fees. Fares vary by departure city, day of week and how far ahead you book — see each route page for the cheapest month.
When is the best time to visit London?
May–June and September are mild with long days; July–August is warm and busy. December has Christmas markets and lights. January–March is cold and gray but fares can drop below $500 round trip.