$197 Cheap Delta flights Billings (BIL) to Baltimore (BWI)

View $197 flight on Wed, Mar 4, 2026Opens in a new window

$197 Cheap Delta flights Billings (BIL) to Baltimore (BWI)

Prices were available within the past 7 days and start at $197 for one-way flights and $373 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Nov 11 - Wed, Nov 12
BIL
Billings
BWI
Baltimore
$373 Roundtrip, found 20 hours ago
$373
Roundtrip
found 20 hours ago
Select Delta flight, departing Tue, Nov 11 from Billings to Baltimore, returning Wed, Nov 12, priced at $373 found 20 hours ago
Delta
Wed, Mar 4 - Wed, Mar 11
BIL
Billings
BWI
Baltimore
$398 Roundtrip, just found
$398
Roundtrip
just found
Select Delta flight, departing Wed, Mar 4 from Billings to Baltimore, returning Wed, Mar 11, priced at $398 just found
Delta
Wed, Nov 5 - Wed, Nov 12
BIL
Billings
BWI
Baltimore
$401 Roundtrip, found 5 days ago
$401
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Nov 5 from Billings to Baltimore, returning Wed, Nov 12, priced at $401 found 5 days ago
Delta
Sat, Nov 1 - Sat, Nov 8
BIL
Billings
BWI
Baltimore
$403 Roundtrip, found 3 days ago
$403
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Nov 1 from Billings to Baltimore, returning Sat, Nov 8, priced at $403 found 3 days ago
Delta
Tue, Nov 18 - Thu, Nov 27
BIL
Billings
BWI
Baltimore
$407 Roundtrip, found 1 day ago
$407
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Nov 18 from Billings to Baltimore, returning Thu, Nov 27, priced at $407 found 1 day ago
Delta
Mon, Nov 17 - Wed, Nov 19
BIL
Billings
BWI
Baltimore
$408 Roundtrip, found 1 day ago
$408
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Nov 17 from Billings to Baltimore, returning Wed, Nov 19, priced at $408 found 1 day ago

Frequently asked questions

How much is a Delta Air Lines flight from Logan Intl. Airport (BIL) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Use the "Price (lowest to highest)" filter on Expedia to search for cheap Delta Air Lines round-trip flights from $373 from BIL to BWI. Affordable one-way fares from $197 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from BIL to BWI with Delta Air Lines?
Delta Air Lines flights to Baltimore are often cheaper in the quieter months of January and February. Whether you're searching for a return or one-way ticket, you could score a better deal then.
What is the cheapest time to book flights from Logan Intl. Airport (BIL) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) with Delta Air Lines?
To find cheap Delta Air Lines fares from Logan Intl. Airport (BIL) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect how much you pay. Sunday is typically the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Logan Intl. Airport (BIL) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Use the "Nonstop" filter when looking for direct Delta Air Lines flights from BIL to BWI. You can also compare other airlines servicing the same direct trip.
What is the earliest Delta Air Lines flight from BIL to BWI?
Sort your results by "Morning" and "Early Morning" to find the earliest departures from BIL to BWI. Jetting off early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Baltimore?
Baltimore Washington Intl. Thurgood Marshall Airport (BWI) is the main Baltimore gateway for Delta Air Lines flights from Logan Intl. Airport (BIL).
Why fly with Delta Air Lines from BIL to BWI?
Traveling from BIL to BWI with Delta Air Lines means enjoying a variety of perks, including an excellent in-flight experience and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can collect OneKeyCash™* to redeem on select future travel purchases. That's in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Logan Intl. Airport (BIL) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
It's usually possible to cancel or modify your flight, although there may be additional fees if you made your booking over 24 hours ago. Need flexible options? Apply the "No cancel fee" and "Changes included" filters to find flights that won't charge extra if you need to alter your plans. To make changes, visit "Trips," select your flight and click on "Manage Booking" for further information.

Travel information

Origin airport
Logan Intl.
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Popular airline
Alaska Airlines
Distance
1674 mi

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*Available to One Key members.