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$139+ Cheap flights from Atlanta to Missoula (ATL - MSO)

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — MSO
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheap flight deals from Atlanta to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Missoula (MSO). 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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$309
(United Airlines)

One-way from

$139
(American Airlines)

Popular in

March

Cheapest in

January

Average price

$374
Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Missoula Johnson-Bell Field flight deals.
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Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-Missoula Johnson-Bell Field flights.
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From Atlanta Hartsfield-Jackson to Missoula Johnson-Bell Field
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One-way flight from Atlanta Hartsfield-Jackson to Missoula Johnson-Bell Field
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Highest demand for flights based on searches. 1% potential increase in price ($7 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Atlanta to Missoula

Cheapest flights from Atlanta to Missoula
Explore the most affordable flight options available from Atlanta to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This United Airlines deal was found by Cheapflights users on 1/13. 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.
Wed 5/276:30 am
ATL
-
MSO
1 stop7h 04m
United Airlines
Wed 6/312:40 pm
MSO
-
ATL
1 stop6h 11m
United Airlines
Deal found 1/13$309
This United Airlines deal was found by Cheapflights users on 1/15. 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.
Thu 6/1112:35 pm
ATL
-
MSO
2 stops11h 55m
United Airlines
Fri 6/192:27 pm
MSO
-
ATL
1 stop6h 07m
United Airlines
Deal found 1/15$314
This United Airlines deal was found by Cheapflights users on 1/15. 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 8/411:08 am
ATL
-
MSO
2 stops13h 22m
United Airlines
Tue 8/115:32 pm
MSO
-
ATL
2 stops15h 50m
United Airlines
Deal found 1/15$319
This United Airlines deal was found by Cheapflights users on 1/15. 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.
Thu 6/116:30 am
ATL
-
MSO
1 stop7h 04m
United Airlines
Thu 6/182:27 pm
MSO
-
ATL
1 stop6h 07m
United Airlines
Deal found 1/15$325
This United Airlines deal was found by Cheapflights users on 1/13. 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 1/317:00 am
ATL
-
MSO
1 stop9h 05m
United Airlines
Wed 2/42:37 pm
MSO
-
ATL
1 stop5h 58m
United Airlines
Deal found 1/13$334
This Delta deal was found by Cheapflights users on 1/14. 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 2/113:15 pm
ATL
-
MSO
2 stops11h 13m
Delta
Wed 2/181:16 pm
MSO
-
ATL
1 stop8h 16m
Delta
Deal found 1/14$340
This Kiwi.com deal was found by Cheapflights users on 1/14. 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 2/53:31 pm
ATL
-
MSO
2 stops20h 32m
Multiple Airlines
Mon 2/910:53 am
MSO
-
ATL
1 stop30h 47m
Multiple Airlines
Deal found 1/14$343
This United Airlines deal was found by Cheapflights users on 1/14. 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.
Wed 2/117:00 am
ATL
-
MSO
2 stops11h 05m
United Airlines
Wed 2/186:15 am
MSO
-
ATL
2 stops15h 29m
United Airlines
Deal found 1/14$345
This American Airlines deal was found by Cheapflights users on 1/14. 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.
Mon 2/236:00 am
ATL
-
MSO
1 stop8h 50m
American Airlines
Thu 2/261:20 pm
MSO
-
ATL
1 stop6h 41m
American Airlines
Deal found 1/14$351
This Delta deal was found by Cheapflights users on 1/14. 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.
Thu 2/57:50 pm
ATL
-
MSO
1 stop6h 38m
Delta
Mon 2/96:18 pm
MSO
-
ATL
1 stop8h 45m
Delta
Deal found 1/14$354

Cheapflights Fare Finder

 
Customize your flight search to find flights from Atlanta to Missoula 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 January 15, 2026.
Use the filters below to find and compare flights from Atlanta to Missoula that are best for you.

Fly from

Atlanta

Fly to

Missoula

Route

Depart

Return

Price

AtlantaMissoula

ATL - MSO

ATLMSO

Atlanta Hartsfield-Jackson

Wed 5/27

6:30 am-11:34 am

1 stop7h 04m

Missoula Johnson-Bell Field

Wed 6/3

12:40 pm-8:51 pm

1 stop6h 11m

$309

AtlantaMissoula

ATL - MSO

ATLMSO

Atlanta Hartsfield-Jackson

Sat 1/31

7:00 am-2:05 pm

1 stop9h 05m

Missoula Johnson-Bell Field

Wed 2/4

2:37 pm-10:35 pm

1 stop5h 58m

$334

AtlantaMissoula

ATL - MSO

ATLMSO

Atlanta Hartsfield-Jackson

Mon 6/1

6:30 am-11:34 am

1 stop7h 04m

Missoula Johnson-Bell Field

Thu 6/11

7:15 am-11:19 pm

2 stops14h 04m

$339

AtlantaMissoula

ATL - MSO

ATLMSO

Atlanta Hartsfield-Jackson

Thu 2/5

7:50 pm-12:28 am

1 stop6h 38m

Missoula Johnson-Bell Field

Mon 2/9

6:18 pm-5:03 am

1 stop8h 45m

$354

AtlantaMissoula

ATL - MSO

ATLMSO

Atlanta Hartsfield-Jackson

Sat 1/31

12:41 pm-8:45 pm

1 stop10h 04m

Missoula Johnson-Bell Field

Wed 2/4

1:21 pm-11:58 pm

1 stop8h 37m

$359

AtlantaMissoula

ATL - MSO

ATLMSO

Atlanta Hartsfield-Jackson

Sat 1/31

12:00 pm-8:14 pm

2 stops10h 14m

Missoula Johnson-Bell Field

Wed 2/4

7:55 am-10:48 pm

2 stops12h 53m

$370

AtlantaMissoula

ATL - MSO

ATLMSO

Atlanta Hartsfield-Jackson

Fri 1/30

7:00 am-4:05 pm

2 stops11h 05m

Missoula Johnson-Bell Field

Tue 2/3

6:00 am-9:44 pm

2 stops13h 44m

$370

AtlantaMissoula

ATL - MSO

ATLMSO

Atlanta Hartsfield-Jackson

Wed 2/11

4:20 pm-9:51 pm

1 stop7h 31m

Missoula Johnson-Bell Field

Wed 2/18

2:34 pm-10:19 pm

1 stop5h 45m

$373

AtlantaMissoula

ATL - MSO

ATLMSO

Atlanta Hartsfield-Jackson

Wed 2/4

9:15 pm-10:03 am

3 stops38h 48m

$149

AtlantaMissoula

ATL - MSO

ATLMSO

Atlanta Hartsfield-Jackson

Wed 2/4

9:00 am-3:57 pm

1 stop8h 57m

$176

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Showing 1-10 of 16 results
1
2

Compare providers for flights from Atlanta to Missoula

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 Atlanta to Missoula in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Atlanta-Missoula flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Atlanta-Missoula flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Atlanta-Missoula flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Atlanta-Missoula flights, Cheapflights users trust eDreams the most. eDreams 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 Atlanta-Missoula 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 Atlanta to Missoula

Have a flexible travel schedule? Discover the best time to fly to Missoula from Atlanta 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 Atlanta to Missoula

How far ahead should I book a flight from Atlanta to Missoula?

Use this chart to determine the optimal time to book a round-trip flight from Atlanta to Missoula. Price data was last updated on January 9, 2026.

Booking 46 days in advance of your planned departure date is, on average, the best time to get cheap flights from Atlanta to Missoula. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Atlanta to Missoula?

Currently, October is the cheapest month in which you can book a flight from Atlanta to Missoula (average of $239). Flying from Atlanta to Missoula in December is currently the most expensive (average of $428). 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.

Reviews of airlines servicing Missoula

Get insights into the airlines that provide service to Missoula. 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 Missoula. Reviews last updated January 15, 2026.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian Airlines from Atlanta to Missoula. 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.
Alaska Airlines
8.0
Very good
11,721 reviews

Crew

8.5

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,721 reviews
Alaska Airlines
8.0
Very good
11,721 reviews

Crew

8.5

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,051 reviews
Alaska Airlines
8.0
Very good
11,721 reviews

Crew

8.5

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Hawaiian Airlines
7.8
Good
2,827 reviews
Alaska Airlines
8.0
Very good
11,721 reviews

Crew

8.5

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,164 reviews
Alaska Airlines
8.0
Very good
11,721 reviews

Crew

8.5

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
American Airlines
7.2
Good
11,136 reviews
Alaska Airlines
8.0
Very good
11,721 reviews

Crew

8.5

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

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

  • How long is the flight from Atlanta to Missoula?

    United Airlines can get you from Atlanta to Missoula in just under 7h 04m. Your travel time can differ by up to . The distance from Atlanta to Missoula is about 1796 mi.

  • What are the cheapest airlines flying from Atlanta to Missoula round-trip?

    According to our current data, Delta ($279), Hawaiian Airlines ($296), and American Airlines ($334) offers the cheapest pricing from Atlanta to Missoula. Delta is 42% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Atlanta to Missoula one-way?

    $163 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $189 and $189, respectively.

  • Can I find deals for flights from Atlanta to Missoula that include hotel bookings?

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

  • How can I find direct flights from Atlanta to Missoula?

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

  • Can I find deals for business class flights from Atlanta to Missoula?

    Yes. Cheapflights offers flight deals from Atlanta to Missoula 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 Atlanta to Missoula?

    Currently, October is the cheapest month in which you can book a flight from Atlanta to Missoula (average of $239). Flying from Atlanta to Missoula in December is currently the most expensive (average of $428). 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

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Top 5 airlines flying from Atlanta to Missoula

Discover the top 5 airlines that operate flights from Atlanta to Missoula. 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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$279Average$449FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$296Average$378FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$334Average$450FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$338Average$436FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$350Average$479FlexibilityNo cancel feeOn-time69%

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