−62%Verified fare
PHX → San Francisco
United States · Frontier · Nonstop
$38 round trip
Usually ~$100 · Feb 2027
Feb 13 → Feb 20 · hotels from ~$178/nightSee it on Google Flights →
British Airways and American fly nonstop from Phoenix to London. The flight takes about 9h 55m.
| From | Phoenix Sky Harbor (PHX) |
|---|---|
| To | Heathrow (LHR) |
| Nonstop airlines | British Airways (year-round) American (summer seasonal) |
| Flight time | About 9h 55m (5,265 miles) |
| Cheapest month | January (median about $873 round trip) |
| Most expensive | June and May |
| Typical round trip | $896 to $1,422 (average $1,126) |
| Best time to book | About 25 weeks ahead |
| Google Flights typical price | About $960 round trip, for the dates we checked recently |
January is usually the cheapest month to fly from Phoenix to London, with a median round trip around $873. June and May cost the most, around $1,548 and $1,315. Most round trips have cost $896 to $1,422 (average $1,126).
Booking about 25 weeks before departure has saved the most on this route, about 28% compared with booking in the last two weeks.
Those are typical prices. Our daily scan looks for fares well below them: when one shows up from PHX, it appears at the top of this page and goes out by email.
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British Airways (year-round); American (summer seasonal). Schedules change, so check before booking.
About 9h 55m (5,265 miles).
January is usually the cheapest month to fly from Phoenix to London, with a median round trip around $873. June and May cost the most, around $1,548 and $1,315. Most round trips have cost $896 to $1,422 (average $1,126).
Booking about 25 weeks before departure has saved the most on this route, about 28% compared with booking in the last two weeks.
Be flexible on dates, compare the nearby airports listed above, and watch for fare drops. Our free newsletter checks fares from PHX every morning and only sends fares at least 20% below the typical price for that route and dates.
Prices are round-trip medians over the past 12 months from KAYAK route data, checked October 2026. Nonstop airlines from Phoenix Sky Harbor and airline schedules as of October 2026. Fares and schedules change, so confirm before you book.