$191 Cheap Flights from Baltimore (BWI) to Billings (BIL)

View $191 flight on Tue, May 13, 2025Opens in a new window

Popular airlines from Baltimore Washington Intl. Airport (BWI) to Billings Logan Intl. Airport (BIL)

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Find available prices by choosing your travel dates.

Cheap Flights from Baltimore to Billings (BWI-BIL)

Prices were available within the past 7 days and start at $191 for one-way flights and $381 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, May 27 - Sat, May 31
BWI
Baltimore
BIL
Billings
$381 Roundtrip, found 2 days ago
$381
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, May 27 from Baltimore to Billings, returning Sat, May 31, priced at $381 found 2 days ago
Delta
Tue, May 27 - Tue, Jun 3
BWI
Baltimore
BIL
Billings
$386 Roundtrip, found 2 days ago
$386
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, May 27 from Baltimore to Billings, returning Tue, Jun 3, priced at $386 found 2 days ago
Delta
Sat, May 31 - Tue, Jun 3
BWI
Baltimore
BIL
Billings
$391 Roundtrip, found 2 days ago
$391
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, May 31 from Baltimore to Billings, returning Tue, Jun 3, priced at $391 found 2 days ago
United
Sat, Jun 7 - Wed, Jun 11
BWI
Baltimore
BIL
Billings
$397 Roundtrip, found 6 days ago
$397
Roundtrip
found 6 days ago
Select United flight, departing Sat, Jun 7 from Baltimore to Billings, returning Wed, Jun 11, priced at $397 found 6 days ago
Delta
Fri, May 30 - Sat, May 31
BWI
Baltimore
BIL
Billings
$399 Roundtrip, found 2 days ago
$399
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, May 30 from Baltimore to Billings, returning Sat, May 31, priced at $399 found 2 days ago
Delta
Fri, May 9 - Tue, May 13
BWI
Baltimore
BIL
Billings
$400 Roundtrip, found 6 days ago
$400
Roundtrip
found 6 days ago
Select Delta flight, departing Fri, May 9 from Baltimore to Billings, returning Tue, May 13, priced at $400 found 6 days ago
Bargain Flight
Tue, Jun 3 - Tue, Jun 10
BWI
Baltimore
BIL
Billings
$406 Roundtrip, just found
$406
Roundtrip
just found
Select Bargain Flight flight, departing Tue, Jun 3 from Baltimore to Billings, returning Tue, Jun 10, priced at $406 just found
Alaska Airlines
Tue, Jun 3 - Tue, Jun 10
BWI
Baltimore
BIL
Billings
$406 Roundtrip, just found
$406
Roundtrip
just found
Select Alaska Airlines flight, departing Tue, Jun 3 from Baltimore to Billings, returning Tue, Jun 10, priced at $406 just found
United
Tue, Jul 29 - Sat, Aug 9
BWI
Baltimore
BIL
Billings
$407 Roundtrip, just found
$407
Roundtrip
just found
Select United flight, departing Tue, Jul 29 from Baltimore to Billings, returning Sat, Aug 9, priced at $407 just found
American Airlines
Wed, May 28 - Tue, Jul 1
BWI
Baltimore
BIL
Billings
$407 Roundtrip, found 15 hours ago
$407
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Wed, May 28 from Baltimore to Billings, returning Tue, Jul 1, priced at $407 found 15 hours ago

Frequently asked questions

How much does a flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Logan Intl. Airport (BIL) cost?
Discover the latest flight deals from BWI to BIL by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from BWI to BIL?
The cheapest flights from BWI to BIL are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from BWI to BIL?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from BWI to BIL. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Logan Intl. Airport (BIL)?
There are no daily direct flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Logan Intl. Airport (BIL). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you’ll be soaring above the clouds before you know it.
What day of the week has the most flights from BWI to BIL?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary depending on a number of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Logan Intl. Airport (BIL)?
To land at Logan Intl. Airport (BIL) on schedule, book a flight that leaves Baltimore Washington Intl. Thurgood Marshall Airport (BWI) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Logan Intl. Airport (BIL) last-minute?
Last-minute fares from BWI to BIL are typically more expensive. To secure the best rates, start searching for flights ahead of time. That said, if you’re flexible with your travel plans, you may score a cheap ticket just before your departure.
Is it cheaper to book a BWI to BIL flight and hotel package?
Securing a BWI to BIL flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Select from our impressive range of hotels and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Logan Intl. Airport (BIL)?
In most instances, you can cancel or reschedule your BWI to BIL flight. However, additional fees may apply, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline’s fees and policies on flight changes, or if you’d like more information, go to our Customer Service portal.
*Available to One Key members.