Cheap flights

Cheap flights from United States to London

Track the cheapest United States–London fares — currently from €161.

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Fares shown in EUR, observed from live searches.

Here's everything you need to book a cheap flight from United States to London: the cheapest fares we've tracked, how prices change month to month, and a free alert that watches the route for you.

United States to London flight prices by month

The cheapest month to fly United States to London is Jul 2026, with fares from €161. Use the table below to find the cheapest time to travel.

MonthCheapest fare
Jun 2026€242
Jul 2026Cheapest€161
Aug 2026€176
Sep 2026€176

Popular destinations from United States

CanadaFranceParisDubaiBangkokSingaporeTorontoVancouverUnited KingdomUnited Arab EmiratesThailandLos AngelesMiamiSan FranciscoLas VegasChicagoNew YorkSpainMexicoJapanItalyPortugalColombia

Frequently asked questions

How much is a flight from United States to London?

The cheapest United States–London fare we've tracked recently is €161 one-way. The lowest prices usually appear in Jul 2026.

What is the cheapest month to fly from United States to London?

Jul 2026 is currently the cheapest month to fly from United States to London, with fares from €161. See the month-by-month table above for the full year.

How far in advance should I book United States to London?

For United States–London, booking a few weeks to a few months ahead usually gives the best price. Flexible dates and mid-week departures help you save even more.

Can I set a price alert for United States to London?

Yes — Flyozo watches the United States–London route for free and emails you the moment the fare drops.

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Prices on this page are observed from live flight searches (165,041 recent fares), not estimates. Last updated Jun 12, 2026. Actual prices change constantly — always confirm on the booking site.