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$470+ Cheap flights from Montana to Birmingham, AL (BHM)

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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — BHM
Aug 27 — Sep 31
Wed 8/27
Wed 9/3
1 adult, Economy
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Cheap flight deals from Montana to Birmingham

Keep the following information in mind while searching for Montana to Birmingham flight deals. Data was last updated August 22, 2025.

Round-trip from

$981
(United Airlines)

One-way from

$470
(Delta)

Popular in

April

Cheapest in

May

Average price

$420
From Montana to Birmingham
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One-way flight from Montana to Birmingham
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Highest demand for flights based on searches. 3% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Montana to Birmingham

Cheapest flights from Montana to Birmingham
Explore the most affordable flight options available from Montana to Birmingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2025.

This United Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 11/282:22 pmHLN - BHM
2 stops30h 37mUnited Airlines
Sun 11/309:08 pmBHM - HLN
2 stops25h 14mUnited Airlines
Deal found 8/21$981

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana to Birmingham 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 August 22, 2025.
Use the filters below to find and compare flights from Montana to Birmingham that are best for you.

Fly from

Montana

Fly to

Birmingham

Route

Depart

Return

Price

HelenaBirmingham

HLN - BHM

HLNBHM

Helena

Fri 11/28

2:22 pm-9:59 pm

2 stops30h 37m

Birmingham

Sun 11/30

9:08 pm-9:22 pm

2 stops25h 14m

$981

Great FallsBirmingham

GTF - BHM

GTFBHM

Great Falls

Mon 10/13

6:09 pm-7:59 am

2 stops12h 50m

$470

HelenaBirmingham

HLN - BHM

HLNBHM

Helena

Mon 10/13

5:18 pm-9:20 pm

1 stop27h 02m

$602

Great FallsBirmingham

GTF - BHM

GTFBHM

Great Falls

Mon 10/13

2:31 pm-2:07 pm

1 stop22h 36m

$832

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

Best time to book a flight from Montana to Birmingham

Have a flexible travel schedule? Discover the best time to fly to Birmingham from Montana with our price prediction graph.
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 Montana to Birmingham

What is the cheapest month to book a flight from Montana to Birmingham, Alabama?

Currently, October is the cheapest month in which you can book a flight from Montana to Birmingham, Alabama (average of $376). Flying from Montana to Birmingham, Alabama in March is currently the most expensive (average of $456). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MT to BHM?

Find hourly flight availability from Montana to Birmingham. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 22, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montana to Birmingham, Alabama as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Montana to Birmingham. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Birmingham from Montana?

    Located just 4.3 mi from the city center, Birmingham (BHM) is the airport most travelers will use when flying to Birmingham from Montana.

  • How long is the flight from Montana to Birmingham, Alabama?

    Airlines like United Airlines fly from Montana to Birmingham, Alabama in about 30h 37m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 1597 mi.

  • What are the most popular routes from Montana to Birmingham, Alabama?

    The most popular route from Montana to Birmingham, Alabama is Kalispell Glacier Park - Birmingham. You may also consider Great Falls - Birmingham or Helena - Birmingham.

  • Can I find deals for flights from Montana to Birmingham that include hotel bookings?

    Yes. In addition to deals on Montana to Birmingham flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montana to Birmingham?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montana to Birmingham.

  • Can I find deals for business class flights from Montana to Birmingham?

    Yes. Cheapflights offers flight deals from Montana to Birmingham by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Montana to Birmingham, Alabama?

    Currently, October is the cheapest month in which you can book a flight from Montana to Birmingham, Alabama (average of $376). Flying from Montana to Birmingham, Alabama in March is currently the most expensive (average of $456). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Birmingham?

Book flights to Birmingham if you plan to visit one of these locations
Homewood
Bessemer
Hoover

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Top 3 airlines flying from Montana to Birmingham

Discover the top 3 airlines that operate flights from Montana to Birmingham. 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 August 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$288Average$467FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$336Average$483FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$340Average$465FlexibilityNo cancel feeOn-time71%

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