Cheap flights from Billings to London

One-way fares from $429 · BIL → LON · prices found by travellers in the last 48 hours

Compare all dates London → Billings
Cheapest fare
$429

Alaska Airlines · Wed, Dec 9

Cheapest month
December

from $429

Direct flights
Not recently

Usually 1+ stop

Quickest trip
13h 17m

7,220 km

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Cheapest month to fly from Billings to London

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. December 2026 Cheapest $429

Cheapest dates in December 2026

The lowest fares we've seen for each day, cheapest first.

Alaska Airlines
Depart07:01 Wed, Dec 9BIL → LHR 13h 17m · 2 stops
$429one way, per person
View deal
See every date in December 2026 →

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About flights from Billings to London

Billings (BIL) and London (LON) are about 7,220 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 13h 17m. Over the next few months, one-way fares start from $429, and December 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Billings to London?

The cheapest one-way fare we've seen recently is $429 with Alaska Airlines, departing Wednesday, December 9, 2026.

What is the cheapest month to fly from Billings to London?

December 2026 currently has the lowest fares, from $429 one way.

Are there direct flights from Billings to London?

We haven't seen direct fares recently, so most journeys include at least one stop.

How long is the flight from Billings to London?

The quickest journey we've seen takes about 13h 17m. Billings and London are around 7,220 km apart.

Which airlines fly from Billings to London?

Recent fares on this route were with Alaska Airlines.

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