$198 Cheap Flights from Billings (BIL) to Baltimore (BWI)

View $198 flight on Tue, Nov 18, 2025Opens in a new window

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

Cheap Flights from Billings to Baltimore (BIL-BWI)

Prices were available within the past 7 days and start at $198 for one-way flights and $396 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Dec 9 - Tue, Dec 16
BIL
Billings
BWI
Baltimore
$396 Roundtrip, found 6 days ago
$396
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Tue, Dec 9 from Billings to Baltimore, returning Tue, Dec 16, priced at $396 found 6 days ago
Hawaiian Airlines
Sat, Jan 10 - Sat, Jan 24
BIL
Billings
BWI
Baltimore
$403 Roundtrip, found 3 days ago
$403
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Sat, Jan 10 from Billings to Baltimore, returning Sat, Jan 24, priced at $403 found 3 days ago
Delta
Sat, Feb 14 - Wed, Feb 18
BIL
Billings
BWI
Baltimore
$407 Roundtrip, found 6 days ago
$407
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Feb 14 from Billings to Baltimore, returning Wed, Feb 18, priced at $407 found 6 days ago
Hawaiian Airlines
Thu, Jan 8 - Sat, Jan 24
BIL
Billings
BWI
Baltimore
$411 Roundtrip, found 3 days ago
$411
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Thu, Jan 8 from Billings to Baltimore, returning Sat, Jan 24, priced at $411 found 3 days ago
Hawaiian Airlines
Sun, Feb 1 - Sat, Feb 14
BIL
Billings
BWI
Baltimore
$414 Roundtrip, found 3 days ago
$414
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Sun, Feb 1 from Billings to Baltimore, returning Sat, Feb 14, priced at $414 found 3 days ago
Alaska Airlines
Thu, Feb 12 - Wed, Feb 18
BIL
Billings
BWI
Baltimore
$417 Roundtrip, found 7 hours ago
$417
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Thu, Feb 12 from Billings to Baltimore, returning Wed, Feb 18, priced at $417 found 7 hours ago
Alaska Airlines
Fri, Jan 23 - Sun, Jan 25
BIL
Billings
BWI
Baltimore
$420 Roundtrip, found 3 days ago
$420
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Jan 23 from Billings to Baltimore, returning Sun, Jan 25, priced at $420 found 3 days ago
Alaska Airlines
Mon, Dec 8 - Tue, Dec 9
BIL
Billings
BWI
Baltimore
$420 Roundtrip, found 3 days ago
$420
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Dec 8 from Billings to Baltimore, returning Tue, Dec 9, priced at $420 found 3 days ago
United
Tue, Dec 9 - Wed, Dec 10
BIL
Billings
BWI
Baltimore
$421 Roundtrip, found 2 days ago
$421
Roundtrip
found 2 days ago
Select United flight, departing Tue, Dec 9 from Billings to Baltimore, returning Wed, Dec 10, priced at $421 found 2 days ago
American Airlines
Tue, Dec 9 - Wed, Dec 10
BIL
Billings
BWI
Baltimore
$450 Roundtrip, found 2 days ago
$450
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Dec 9 from Billings to Baltimore, returning Wed, Dec 10, priced at $450 found 2 days ago

Find the cheapest month to fly from Billings (BIL) to Baltimore (BWI)

September is typically the cheapest month to fly

From $298 - $655 per traveler.

Alternative airports near Baltimore

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Average driving time to city center is 57 minutes. Flights from $1,085
DCA
Ronald Reagan Washington National
Average driving time to city center57 min
Flights from $1,085

Frequently asked questions

How much does a flight from Logan Intl. Airport (BIL) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) cost?
Grab a cheap one-way flight from $198 or cheap return flight from $396 from Logan Intl. Airport (BIL) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Logan Intl. Airport (BIL) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
The cheapest month to fly from BIL to BWI is December, when there's less demand. Off-peak months are generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Logan Intl. Airport (BIL) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from BIL to BWI. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Logan Intl. Airport (BIL) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
There are no daily direct flights departing from Logan Intl. Airport (BIL) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way in no time.
What day of the week has the most flights from BIL to BWI?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can change based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Logan Intl. Airport (BIL) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
To avoid possible delays on the Logan Intl. Airport (BIL) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) route, aim to travel before 3 PM. Flights after this time have a 22% higher chance of cancellation.**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 Logan Intl. Airport (BIL) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) last-minute?
Last-minute fares from BIL to BWI are generally more expensive. For the lowest rates, start searching for flights as soon as possible. That said, if you're flexible with your travel dates, it's possible to score a cheap fare just before your departure.
Is it cheaper to book a BIL to BWI flight and hotel package?
Booking a BIL to BWI flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Select from our wide range of accommodations and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Logan Intl. Airport (BIL) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
If you reserved your BIL to BWI flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

Travel information

Origin airport
Logan Intl.
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$396
Distance
1674 mi

Book with confidence

Billings to Baltimore Flights

The cheapest times to fly from Billings to Baltimore

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Billings to Baltimore are during the month of December. You can find some of the cheapest flights from Billings to Baltimore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Billings to Baltimore

Sunday is one of the best days to book for cheap flights from Billings to Baltimore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Billings to Baltimore

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Billings to Baltimore in 2025. You can also book with separate airlines for your outbound and return journeys, from $198 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Billings to Baltimore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Billings to Baltimore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Billings to Baltimore Flights

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*Available to One Key members.