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Cheap flights from Atlanta to Helena from $354

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to Helena departing on 12/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Atlanta to Helena

Cheap round-trip flights

Enter your travel dates to find the best prices.
Hawaiian Airlines Logo
7:04 am - 3:59 pmATL-HLN
10h 55m1 stop
Hawaiian Airlines Logo
4:36 pm - 5:43 amHLN-ATL
11h 07m1 stop
$435Hawaiian Airlines
Find Deal
Sat, Feb 21 - Tue, Feb 24
Alaska Airlines Logo
8:00 am - 3:38 pmATL-HLN
9h 38m1 stop
Alaska Airlines Logo
4:10 pm - 7:23 amHLN-ATL
13h 13m1 stop
$486Alaska Airlines
Find Deal
Sat, Mar 21 - Wed, Mar 25
Alaska Airlines Logo
7:50 am - 6:11 pmATL-HLN
12h 21m1 stop
Alaska Airlines Logo
6:48 pm - 3:47 pmHLN-ATL
18h 59m1 stop
$504Alaska Airlines
Find Deal
Tue, Feb 3 - Sat, Feb 7
Delta Logo
10:50 pm - 12:25 pmATL-HLN
15h 35m2 stops
Delta Logo
1:05 pm - 11:32 pmHLN-ATL
8h 27m1 stop
$530Delta
Find Deal
Sat, Feb 21 - Tue, Feb 24
United Airlines Logo
8:15 am - 9:16 pmATL-HLN
15h 01m2 stops
United Airlines Logo
6:15 am - 9:27 pmHLN-ATL
13h 12m2 stops
$595United Airlines
Find Deal
Sat, Feb 21 - Tue, Feb 24
United Airlines Logo
6:40 pm - 1:40 pmATL-HLN
21h 00m2 stops
United Airlines Logo
6:15 am - 9:27 pmHLN-ATL
13h 12m2 stops
$605United Airlines
Find Deal
Sat, Feb 21 - Tue, Feb 24
United Airlines Logo
9:01 am - 1:40 pmATL-HLN
6h 39m1 stop
United Airlines Logo
2:25 pm - 10:54 pmHLN-ATL
6h 29m1 stop
$613United Airlines
Find Deal
Sun, Feb 22 - Fri, Feb 27
Delta Logo
10:50 pm - 12:25 pmATL-HLN
15h 35m2 stops
Delta Logo
1:05 pm - 11:32 pmHLN-ATL
8h 27m1 stop
$661Delta
Find Deal
Sun, Feb 22 - Fri, Feb 27
United Airlines Logo
9:00 am - 9:22 pmATL-HLN
14h 22m1 stop
United Airlines Logo
2:30 pm - 3:12 pmHLN-ATL
22h 42m1 stop
$667United Airlines
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Fri, Dec 12 - Tue, Dec 16
United Airlines Logo
1:17 pm - 9:22 pmATL-HLN
10h 05m2 stops
United Airlines Logo
2:30 pm - 6:36 pmHLN-ATL
26h 06m1 stop
$672United Airlines
Find Deal
Fri, Dec 12 - Tue, Dec 16

Alaska Airlines flights from Atlanta to Helena

Our best Alaska Airlines deals on Atlanta to Helena flight tickets
Alaska Airlines
Mar 21
ATL8:00 amAtlanta Hartsfield-Jackson
9h 38m
1 stop
HLN3:38 pmHelena
Mar 25
HLN4:10 pmHelena
13h 13m
1 stop
ATL7:23 amAtlanta Hartsfield-Jackson
$486
Find similar
Alaska Airlines
Feb 3
ATL7:50 amAtlanta Hartsfield-Jackson
12h 21m
1 stop
HLN6:11 pmHelena
Feb 7
HLN6:48 pmHelena
18h 59m
1 stop
ATL3:47 pmAtlanta Hartsfield-Jackson
$504
Find similar

Delta flights from Atlanta to Helena

Our best Delta deals on Atlanta to Helena flight tickets
Delta
Feb 21
ATL10:50 pmAtlanta Hartsfield-Jackson
15h 35m
2 stops
HLN12:25 pmHelena
Feb 24
HLN1:05 pmHelena
8h 27m
1 stop
ATL11:32 pmAtlanta Hartsfield-Jackson
$530
Find similar
Delta
Feb 22
ATL10:50 pmAtlanta Hartsfield-Jackson
15h 35m
2 stops
HLN12:25 pmHelena
Feb 27
HLN1:05 pmHelena
8h 27m
1 stop
ATL11:32 pmAtlanta Hartsfield-Jackson
$661
Find similar
Delta
Dec 22
ATL7:20 amAtlanta Hartsfield-Jackson
7h 10m
1 stop
HLN12:30 pmHelena
Dec 30
HLN1:11 pmHelena
7h 13m
1 stop
ATL10:24 pmAtlanta Hartsfield-Jackson
$733
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Atlanta to Helena 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, momondo users made 832,500 searches. Data last updated November 29, 2025.
Use the filters below to find and compare flights from Atlanta to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AtlantaHelena

ATL - HLN

ATLHLN

Atlanta Hartsfield-Jackson

Sat 2/21

7:04 am-3:59 pm

1 stop10h 55m

Helena

Tue 2/24

4:36 pm-5:43 am

1 stop11h 07m

$435

AtlantaHelena

ATL - HLN

ATLHLN

Atlanta Hartsfield-Jackson

Sat 3/21

8:00 am-3:38 pm

1 stop9h 38m

Helena

Wed 3/25

4:10 pm-7:23 am

1 stop13h 13m

$486

AtlantaHelena

ATL - HLN

ATLHLN

Atlanta Hartsfield-Jackson

Tue 2/3

7:50 am-6:11 pm

1 stop12h 21m

Helena

Sat 2/7

6:48 pm-3:47 pm

1 stop18h 59m

$504

AtlantaHelena

ATL - HLN

ATLHLN

Atlanta Hartsfield-Jackson

Sat 2/21

10:50 pm-12:25 pm

2 stops15h 35m

Helena

Tue 2/24

1:05 pm-11:32 pm

1 stop8h 27m

$530

AtlantaHelena

ATL - HLN

ATLHLN

Atlanta Hartsfield-Jackson

Sat 2/21

8:15 am-9:16 pm

2 stops15h 01m

Helena

Tue 2/24

6:15 am-9:27 pm

2 stops13h 12m

$595

AtlantaHelena

ATL - HLN

ATLHLN

Atlanta Hartsfield-Jackson

Sat 2/21

6:40 pm-1:40 pm

2 stops21h 00m

Helena

Tue 2/24

6:15 am-9:27 pm

2 stops13h 12m

$605

AtlantaHelena

ATL - HLN

ATLHLN

Atlanta Hartsfield-Jackson

Sun 2/22

9:01 am-1:40 pm

1 stop6h 39m

Helena

Fri 2/27

2:25 pm-10:54 pm

1 stop6h 29m

$613

AtlantaHelena

ATL - HLN

ATLHLN

Atlanta Hartsfield-Jackson

Sun 2/22

10:50 pm-12:25 pm

2 stops15h 35m

Helena

Fri 2/27

1:05 pm-11:32 pm

1 stop8h 27m

$661

AtlantaHelena

ATL - HLN

ATLHLN

Atlanta Hartsfield-Jackson

Fri 12/12

9:00 am-9:22 pm

1 stop14h 22m

Helena

Tue 12/16

2:30 pm-3:12 pm

1 stop22h 42m

$667

AtlantaHelena

ATL - HLN

ATLHLN

Atlanta Hartsfield-Jackson

Fri 12/12

1:17 pm-9:22 pm

2 stops10h 05m

Helena

Tue 12/16

2:30 pm-6:36 pm

1 stop26h 06m

$672

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Helena from

How to get the cheapest flight ticket from Atlanta to Helena

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Helena?

The cheapest day to depart from Atlanta to Helena is on a Saturday. Travelers who choose to depart for Helena on a Saturday will often find tickets for as low as $527. The most expensive day to fly to Helena is Friday, with ticket prices averaging around $882.

What is the cheapest time of day to depart on your flight to Helena?

According to our data, the cheapest time of day to fly to Helena is in the afternoon. momondo users have found flights departing from Atlanta to Helena in the afternoon for as low as $546. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Helena is in the morning when prices are around $675.

When to book flights from Atlanta to Helena

Are you open to changing your travel dates? Check out the ideal times to fly from Atlanta to Helena according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Atlanta to Helena (ATL to HLN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Atlanta to Helena

Fastest flight time

6h 29m

Direct flights

None
The fastest flight from Atlanta to Helena takes 6h 29m
There are no direct flights from Atlanta to Helena. There are no popular flight routes from Atlanta to Helena.
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  • How far is Atlanta Hartsfield-Jackson to Helena by plane?

    The distance between Atlanta Hartsfield-Jackson and Helena is about 1693.4 mi. 6h 39m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Helena Airport?

    Prices for flights from Atlanta Hartsfield-Jackson Airport to Helena Airport were last updated today.

  • How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Helena Airport?

  • How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Helena Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Atlanta Hartsfield-Jackson Airport to Helena Airport.

  • What documentation or ID do you need to fly to Helena Airport?

    The required travel and health documents for your Helena Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Helena Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Atlanta to Helena?

Best airlines flying from Atlanta to Helena

Compare and see reviews for airlines that fly from Atlanta to Helena with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $239Free CancellationRating
7.9
8,012 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Atlanta to Helena?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Atlanta to Helena. momondo saves you time and could save you money on your trip.

Can I find flights from Atlanta to Helena with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Atlanta to Helena flights to just show those with flexible booking policies.

How can momondo help me find flights from Atlanta to Helena?

momondo provides multiple filters to help you find the best flight to Helena from Atlanta. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Atlanta to Helena right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Atlanta to Helena flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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