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$231+ Cheap flights from Helena (HLN) to Dallas

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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — DFW
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Helena to Dallas

Cheapest flights from Helena to Dallas
Explore the most affordable flight options available from Helena to Dallas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/25. 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 2/164:36 pm
HLN
-
DFW
1 stop11h 04m
Alaska Airlines
Tue 2/246:00 am
DFW
-
HLN
1 stop10h 59m
Alaska Airlines
Deal found 1/25$263
This Alaska Airlines deal was found by Cheapflights users on 1/26. 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 2/264:36 pm
HLN
-
DFW
1 stop11h 04m
Alaska Airlines
Sun 3/16:00 am
DFW
-
HLN
1 stop10h 59m
Alaska Airlines
Deal found 1/26$289
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/142:25 pm
HLN
-
DFW
1 stop5h 25m
United Airlines
Wed 2/187:10 am
DFW
-
HLN
1 stop7h 30m
United Airlines
Deal found 1/26$314
This United Airlines deal was found by Cheapflights users on 1/25. 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 2/102:27 pm
HLN
-
DFW
1 stop5h 18m
United Airlines
Sat 2/147:20 am
DFW
-
HLN
1 stop7h 20m
United Airlines
Deal found 1/25$339
This Delta deal was found by Cheapflights users on 1/26. 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 2/101:10 pm
HLN
-
DFW
2 stops9h 44m
Delta
Sat 2/146:23 pm
DFW
-
HLN
1 stop5h 04m
Delta
Deal found 1/26$344
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/136:15 am
HLN
-
DFW
1 stop5h 26m
United Airlines
Wed 2/187:10 am
DFW
-
HLN
1 stop7h 30m
United Airlines
Deal found 1/26$349
This Vliegwinkel deal was found by Cheapflights users on 1/25. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/164:36 pm
HLN
-
DFW
2 stops12h 25m
Multiple Airlines
Tue 2/249:00 am
DFW
-
HLN
1 stop7h 59m
Multiple Airlines
Deal found 1/25$362
This United Airlines deal was found by Cheapflights users on 1/24. 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 2/32:27 pm
HLN
-
DFW
1 stop5h 18m
United Airlines
Sat 2/78:55 am
DFW
-
HLN
1 stop5h 46m
United Airlines
Deal found 1/24$374
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/262:25 pm
HLN
-
DFW
1 stop7h 56m
United Airlines
Sun 3/15:15 am
DFW
-
HLN
2 stops9h 25m
United Airlines
Deal found 1/26$379

Find flight deals from Helena to Dallas

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to Dallas (A78). 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 27, 2026.

Round-trip from

$263
(Alaska Airlines)

One-way from

$231
(Alaska Airlines)

Popular in

December

Cheapest in

February

Average price

$342
From Helena to Dallas
Search Deals
One-way flight from Helena to Dallas
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($156 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to Dallas 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 27, 2026.
Use the filters below to find and compare flights from Helena to Dallas that are best for you.

Fly from

Helena

Fly to

Dallas

Route

Depart

Return

Price

HelenaDallas

HLN - DFW

HLNDFW

Helena

Mon 2/16

4:36 pm-4:40 am

1 stop11h 04m

Dallas/Fort Worth

Tue 2/24

6:00 am-3:59 pm

1 stop10h 59m

$263

HelenaDallas

HLN - DFW

HLNDFW

Helena

Thu 2/26

4:36 pm-4:40 am

1 stop11h 04m

Dallas/Fort Worth

Sun 3/1

6:00 am-3:59 pm

1 stop10h 59m

$289

HelenaDallas

HLN - DFW

HLNDFW

Helena

Sat 2/14

2:25 pm-8:50 pm

1 stop5h 25m

Dallas/Fort Worth

Wed 2/18

7:10 am-1:40 pm

1 stop7h 30m

$314

HelenaDallas

HLN - DFW

HLNDFW

Helena

Tue 2/10

1:10 pm-9:16 pm

1 stop7h 06m

Dallas/Fort Worth

Sat 2/14

6:23 pm-10:27 pm

1 stop5h 04m

$339

HelenaDallas

HLN - DFW

HLNDFW

Helena

Tue 2/10

2:27 pm-8:45 pm

1 stop5h 18m

Dallas/Fort Worth

Sat 2/14

7:20 am-1:40 pm

1 stop7h 20m

$339

HelenaDallas

HLN - DFW

HLNDFW

Helena

Fri 2/13

2:25 pm-11:21 pm

1 stop7h 56m

Dallas/Fort Worth

Wed 2/18

7:10 am-1:40 pm

1 stop7h 30m

$349

HelenaDallas

HLN - DFW

HLNDFW

Helena

Mon 6/1

4:43 pm-11:37 am

2 stops17h 54m

$231

HelenaDallas

HLN - DFW

HLNDFW

Helena

Mon 6/1

5:45 am-11:46 am

1 stop5h 01m

$257

HelenaDallas

HLN - DAL

HLNDAL

Helena

Mon 6/1

5:45 am-8:35 pm

2 stops13h 50m

$262

HelenaDallas

HLN - DFW

HLNDFW

Helena

Fri 2/13

2:25 pm-11:21 pm

1 stop7h 56m

$274

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 14 results
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Best time to book a flight from Helena to Dallas

Have a flexible travel schedule? Discover the best time to fly to Dallas from Helena 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 Helena to Dallas

What is the cheapest month to book a flight from Helena to Dallas?

Currently, August is the cheapest month in which you can book a flight from Helena to Dallas (average of $118). Flying from Helena to Dallas in July is currently the most expensive (average of $324). 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 Dallas

Get insights into the airlines that provide service to Dallas. 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 Dallas. Reviews last updated January 27, 2026.
Get a feel of what it's like to fly with Delta and United Airlines from Helena to Dallas by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,119 reviews

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,119 reviews
Delta
7.9
Good
8,119 reviews

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,205 reviews
Delta
7.9
Good
8,119 reviews

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Helena to Dallas. 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 from for flights from Helena to Dallas?

    Located just 2.7 mi from the city center, Helena is the airport most travelers will use when flying to Dallas from Helena. Booking flights from Helena (HLN) to Dallas should be relatively easy as there are 0 daily outbound flights to Dallas from 2 different airlines.

  • How long is the flight from Helena to Dallas?

    Alaska Airlines and United Airlines can get you from Helena to Dallas in just under 5h 25m. Your travel time can differ by up to 5h 39m. Airlines will cover a distance of 1231 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Helena to Dallas round-trip?

    Cheapflights users have booked flights from Helena to Dallas round-trip from $289. Another airline that can offer you cheap pricing is Delta. Users have found that United Airlines is 37% cheaper than the other options available to this destination.

  • Can I find deals for flights from Helena to Dallas that include hotel bookings?

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

  • How can I find direct flights from Helena to Dallas?

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

  • Can I find deals for business class flights from Helena to Dallas?

    Yes. Cheapflights offers flight deals from Helena to Dallas 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 Helena to Dallas?

    Currently, August is the cheapest month in which you can book a flight from Helena to Dallas (average of $118). Flying from Helena to Dallas in July is currently the most expensive (average of $324). 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 2 airlines flying from Helena to Dallas

Discover the top 2 airlines that operate flights from Helena to Dallas. 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 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$289Average$713FlexibilityNo cancel feeOn-time69%
DeltaCheapest$312Average$372FlexibilityNo cancel feeOn-timeN/A

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