$145+ Cheap flights from Baltimore to Billings (BWI - BIL)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BIL
May 9 — May 161
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Baltimore to Billings
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Best
Last-minute
One-way
Cheapest flights from Baltimore to BillingsExplore the most affordable flight options available from Baltimore to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 9, 2026.
Explore the most affordable flight options available from Baltimore to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 9, 2026.
This Delta deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:00 pm
BWI
- BIL
1 stop5h 37m
Delta
Tue 8/256:25 pm
BIL
- BWI
1 stop9h 38m
Delta
Deal found 4/9![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/235:26 pm
BWI
- BIL
2 stops7h 48m
Delta
Sat 5/306:30 am
BIL
- BWI
2 stops8h 54m
Delta
Deal found 4/9![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/212:31 pm
BWI
- BIL
2 stops12h 21m
Delta
Sat 8/296:15 am
BIL
- BWI
1 stop5h 40m
Delta
Deal found 4/8![Delta logo]()
$384
This United Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/288:00 am
BWI
- BIL
1 stop7h 23m
United Airlines
Wed 5/62:30 pm
BIL
- BWI
1 stop6h 57m
United Airlines
Deal found 4/7![United Airlines logo]()
$389
This Alaska Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/34:17 pm
BWI
- BIL
1 stop24h 37m
Alaska Airlines
Sun 6/73:34 pm
BIL
- BWI
1 stop21h 43m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:00 am
BWI
- BIL
2 stops13h 06m
Delta
Tue 5/126:19 pm
BIL
- BWI
1 stop9h 26m
Delta
Deal found 4/7![Delta logo]()
$409
Best flights from Baltimore to BillingsDiscover carefully curated flight deals from Baltimore to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 9, 2026.
Discover carefully curated flight deals from Baltimore to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 9, 2026.
This Delta deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:00 pm
BWI
- BIL
1 stop5h 37m
Delta
Tue 8/256:25 pm
BIL
- BWI
1 stop9h 38m
Delta
Deal found 4/5![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2111:08 am
BWI
- BIL
2 stops11h 49m
United Airlines
Sat 4/255:05 am
BIL
- BWI
2 stops10h 28m
United Airlines
Deal found 4/6![United Airlines logo]()
$429
This Alaska Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:16 pm
BWI
- BIL
1 stop18h 51m
Alaska Airlines
Mon 5/112:06 pm
BIL
- BWI
1 stop13h 38m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/254:18 pm
BWI
- BIL
1 stop7h 47m
United Airlines
Tue 4/282:35 pm
BIL
- BWI
1 stop6h 49m
United Airlines
Deal found 4/5![United Airlines logo]()
$484
This Delta deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/111:51 am
BWI
- BIL
2 stops10h 15m
Delta
Tue 5/56:18 pm
BIL
- BWI
2 stops13h 18m
Delta
Deal found 4/8![Delta logo]()
$499
This Alaska Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/234:17 pm
BWI
- BIL
1 stop24h 37m
Alaska Airlines
Sat 5/307:21 pm
BIL
- BWI
1 stop9h 07m
Alaska Airlines
Deal found 4/5![Alaska Airlines logo]()
$512
This Alaska Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/184:34 pm
BWI
- BIL
1 stop24h 28m
Alaska Airlines
Sun 9/207:29 pm
BIL
- BWI
1 stop9h 01m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$512
Last-minute flights from Baltimore to BillingsDiscover last-minute flight deals from Baltimore to Billings. Data last updated April 9, 2026 and is based on user searches.
Discover last-minute flight deals from Baltimore to Billings. Data last updated April 9, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2111:08 am
BWI
- BIL
2 stops11h 49m
United Airlines
Sat 4/255:05 am
BIL
- BWI
2 stops10h 28m
United Airlines
Deal found 4/6![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/288:00 am
BWI
- BIL
1 stop7h 23m
United Airlines
Wed 5/62:30 pm
BIL
- BWI
1 stop6h 57m
United Airlines
Deal found 4/7![United Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2912:27 pm
BWI
- BIL
2 stops11h 57m
Delta
Mon 5/116:19 pm
BIL
- BWI
1 stop9h 26m
Delta
Deal found 4/7![Delta logo]()
$419
This American Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/14:15 pm
BWI
- BIL
1 stop8h 28m
American Airlines
Wed 5/61:51 pm
BIL
- BWI
1 stop7h 18m
American Airlines
Deal found 4/6![American Airlines logo]()
$415
This American Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/14:15 pm
BWI
- BIL
1 stop8h 28m
American Airlines
Tue 5/51:51 pm
BIL
- BWI
1 stop7h 18m
American Airlines
Deal found 4/8![American Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:00 am
BWI
- BIL
2 stops13h 06m
Delta
Tue 5/126:19 pm
BIL
- BWI
1 stop9h 26m
Delta
Deal found 4/7![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/235:26 pm
BWI
- BIL
2 stops7h 48m
Delta
Sat 5/306:30 am
BIL
- BWI
1 stop5h 25m
Delta
Deal found 4/9![Delta logo]()
$354
One-way flights from Baltimore to BillingsSearch for one-way flight options from Baltimore to Billings. Find affordable one-way fares based on user searches. Data last updated April 9, 2026.
Search for one-way flight options from Baltimore to Billings. Find affordable one-way fares based on user searches. Data last updated April 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/292:36 pm
BWI
- BIL
2 stops44h 38m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2312:07 pm
BWI
- BIL
2 stops23h 07m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$176
This Alaska Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/44:17 pm
BWI
- BIL
1 stop24h 37m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/411:41 am
BWI
- BIL
2 stops23h 29m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/222:36 pm
BWI
- BIL
2 stops44h 38m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$222
This American Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:00 am
BWI
- BIL
1 stop8h 21m
American Airlines
Deal found 4/8![American Airlines logo]()
$280
This American Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/234:11 pm
BWI
- BIL
1 stop8h 32m
American Airlines
Deal found 4/8![American Airlines logo]()
$281
Find flight deals from Baltimore to Billings
Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Billings (BIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $349 (Delta) |
One-way from | $145 (Kiwi.com) |
Popular in | June |
Cheapest in | November |
Average price | $632 |
Cheapflights Fare Finder
Customize your flight search to find flights from Baltimore to Billings that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 9, 2026.
Use the filters below to find and compare flights from Baltimore to Billings that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
Fri 8/14
7:00 pm-10:37 pm
1 stop5h 37m
Billings Logan Intl
Tue 8/25
6:25 pm-6:03 am
1 stop9h 38m
$349
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
Tue 4/21
11:08 am-8:57 pm
2 stops11h 49m
Billings Logan Intl
Sat 4/25
5:05 am-5:33 pm
2 stops10h 28m
$429
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
Mon 5/4
7:16 pm-12:07 pm
1 stop18h 51m
Billings Logan Intl
Mon 5/11
2:06 pm-5:44 am
1 stop13h 38m
$464
Quickest round-trip
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
Sat 4/25
4:18 pm-10:05 pm
1 stop7h 47m
Billings Logan Intl
Tue 4/28
2:35 pm-11:24 pm
1 stop6h 49m
$484
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
Fri 5/1
11:51 am-8:06 pm
2 stops10h 15m
Billings Logan Intl
Tue 5/5
6:18 pm-9:36 am
2 stops13h 18m
$499
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
Sat 5/23
4:17 pm-2:54 pm
1 stop24h 37m
Billings Logan Intl
Sat 5/30
7:21 pm-6:28 am
1 stop9h 07m
$512
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
Fri 9/18
4:34 pm-3:02 pm
1 stop24h 28m
Billings Logan Intl
Sun 9/20
7:29 pm-6:30 am
1 stop9h 01m
$512
Cheapest one-way
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
Thu 4/23
12:07 pm-9:14 am
2 stops23h 07m
$176
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
Thu 6/4
4:17 pm-2:54 pm
1 stop24h 37m
$180
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
Wed 4/22
5:49 pm-9:14 am
3 stops41h 25m
$230
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from Baltimore to Billings
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to Billings in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Baltimore-Billings flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Billings flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-Billings flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Baltimore-Billings flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baltimore-Billings flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Baltimore to Billings
Have a flexible travel schedule? Discover the best time to fly to Billings from Baltimore with our price prediction graph.
BWI-BIL
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Baltimore to Billings
Reviews of airlines servicing Billings
Get insights into the airlines that provide service to Billings. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Billings. Reviews last updated April 9, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Baltimore to Billings. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Entertainment
7.8
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Entertainment
7.8
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Entertainment
7.8
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Entertainment
7.8
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Baltimore to Billings. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes
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Complete your trip
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Other flights to Billings
Explore flights to Billings departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 9, 2026.
Complete your trip
Complete your trip to Billings by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Baltimore to Billings by cabin class
Find flights from Baltimore to Billings, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Baltimore and Billings flights
Browse other Baltimore and Billings flight options. Last updated on April 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Baltimore to Billings
Discover the top 3 airlines that operate flights from Baltimore to Billings. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$298 | Average$509 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$400 | Average$481 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$426 | Average$632 | FlexibilityNo cancel fee | On-time69% |