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$329+ Cheap flights from Helena (HLN) to Dallas

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — DFW
nov. 22 — nov. 291
sáb. 11/22
sáb. 11/29
1 adult, Economy
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Cheap 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 octubre 23, 2025.

Round-trip from

$329
(Hawaiian Airlines)

Popular in

December

Cheapest in

May

Average price

$545
From Helena to Dallas
Search Deals
Highest demand for flights based on searches. 33% potential increase in price ($261 potential increase over avg. RT price).
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Cheapest flight prices on average. 11% potential price decrease ($54 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 octubre 23, 2025.

This United Airlines deal was found by Cheapflights users on 10/21. 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.
jue. 11/206:40 amHLN - DFW
1 stop5h 04mUnited Airlines
lun. 11/245:15 amDFW - HLN
2 stops9h 12mUnited Airlines
Deal found 10/21$452
This KAYAK deal was found by Cheapflights users on 10/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/85:30 amHLN - DFW
1 stop5h 10mDelta
jue. 12/117:50 amDFW - HLN
1 stop5h 35mDelta
Deal found 10/22$486
This United Airlines deal was found by Cheapflights users on 10/22. 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.
jue. 11/202:22 pmHLN - DFW
2 stops21h 58mUnited Airlines
vie. 11/289:00 amDFW - HLN
1 stop5h 27mUnited Airlines
Deal found 10/22$621
This Delta deal was found by Cheapflights users on 10/22. 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.
jue. 11/205:30 amHLN - DFW
1 stop8h 09mDelta
vie. 11/287:59 amDFW - HLN
1 stop5h 27mDelta
Deal found 10/22$652
This United deal was found by Cheapflights users on 10/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/206:40 amHLN - DFW
3 stops38h 07mMultiple Airlines
lun. 11/2411:15 amDFW - HLN
2 stops11h 07mMultiple Airlines
Deal found 10/21$1,274

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 octubre 23, 2025.
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

mar. 3/10

4:10 pm-11:48 pm

1 stop6h 38m

Dallas/Fort Worth

mié. 3/11

8:00 am-3:43 pm

1 stop8h 43m

$329

HelenaDallas

HLN - DFW

HLNDFW

Helena

mar. 3/10

12:50 pm-11:28 pm

2 stops9h 38m

Dallas/Fort Worth

mié. 3/11

8:00 am-12:27 pm

1 stop5h 27m

$366

HelenaDallas

HLN - DFW

HLNDFW

Helena

jue. 1/1

5:30 am-11:39 am

1 stop5h 09m

Dallas/Fort Worth

lun. 1/12

6:05 pm-10:38 pm

1 stop5h 33m

$447

HelenaDallas

HLN - DFW

HLNDFW

Helena

jue. 11/20

6:40 am-12:44 pm

1 stop5h 04m

Dallas/Fort Worth

lun. 11/24

5:15 am-1:27 pm

2 stops9h 12m

$452

HelenaDallas

HLN - DAL

HLNDAL

Helena

mar. 3/10

5:35 am-5:55 pm

2 stops11h 20m

Dallas Love Field

mié. 3/11

10:20 am-10:38 pm

2 stops13h 18m

$628

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/20

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 January is currently the most expensive (average of $333). 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.

How much does it cost to fly round-trip from Helena to Dallas?

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 octubre 23, 2025.
Get a feel of what it's like to fly with Alaska Airlines, 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.
Alaska Airlines
8.0
Very good
11,155 reviews

Overall

8.0

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,155 reviews
Alaska Airlines
8.0
Very good
11,155 reviews

Overall

8.0

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
7,981 reviews
Alaska Airlines
8.0
Very good
11,155 reviews

Overall

8.0

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
8,991 reviews
Alaska Airlines
8.0
Very good
11,155 reviews

Overall

8.0

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

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 3 different airlines.

  • How long is the flight from Helena to Dallas?

    Hawaiian Airlines and Delta can get you from Helena to Dallas in just under 6h 38m. Your travel time can differ by up to 3h. 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 $312. Other airlines that can offer you cheap pricing are United Airlines, from $326, and Alaska Airlines, from $339. Users have found that Delta is 40% 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 January is currently the most expensive (average of $333). 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 3 airlines flying from Helena to Dallas

Discover the top 3 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 octubre 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$312Average$392FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$326Average$526FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$339Average$979FlexibilityNo cancel feeOn-time75%

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