Cheap flights from Baltimore to Billings

One-way fares from $349 · BWI → BIL · prices found by travellers in the last 48 hours

Compare all dates Billings → Baltimore
Cheapest fare
$349

Alaska Airlines · Tue, Nov 10

Cheapest month
November

from $349

Direct flights
Not recently

Usually 1+ stop

Quickest trip
7h 46m

2,690 km

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Cheapest month to fly from Baltimore to Billings

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

  1. November 2026 Cheapest $349

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About flights from Baltimore to Billings

Baltimore (BWI) and Billings (BIL) are about 2,690 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 7h 46m. Over the next few months, one-way fares start from $349, and November 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 Baltimore to Billings?

The cheapest one-way fare we've seen recently is $349 with Alaska Airlines, departing Tuesday, November 10, 2026.

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

November 2026 currently has the lowest fares, from $349 one way.

Are there direct flights from Baltimore to Billings?

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

How long is the flight from Baltimore to Billings?

The quickest journey we've seen takes about 7h 46m. Baltimore and Billings are around 2,690 km apart.

Which airlines fly from Baltimore to Billings?

Recent fares on this route were with Alaska Airlines.

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