Skip to main content
Beginning of main content

BIL (Billings) to BWI (Baltimore) Flights $352.1

Search over 321,000 hotels worldwide and 400 airlines worldwide.
Secure incredible value with Expedia's Price Guarantee.
No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheap BIL to BWI Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from Billings to Baltimore (BIL to BWI)

Question : Do travelers from Billings typically stay in Baltimore for very long?
Answer : Passengers from BIL to BWI stay six days on average.

Question : What price range should you expect when booking from Billings (BIL) to Baltimore (BWI)?
Answer : Flight prices change more than most routes in the United States for BIL to BWI. They vary from $352 to $1,122. However, the sooner you book, the better price you tend to get.

Question : What day in the next four weeks has the best fares?
Answer : Sep 28th has seen bookings (as of Sep 18th) as cheap as $352. That comes in 14% below the average price for this route. Saving now means you'll have more money in your pocket for the trip.

Question : Who's offering the cheapest round-trip flight to Baltimore/Wash International Thurgood Marshall Airport (BWI) over the coming months?
Answer : United Airlines is your best bet for finding that coveted low fare. They're offering fares as low as $352, while prices for other flights are as high as $1,122.

Question : Can you cut down on flight costs by changing the day of the week you travel to Baltimore?
Answer : The best day to fly on a budget this month is Tuesday. Having flexibility in your travel plans means you can save more, so be sure to plan ahead when possible.