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$337+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — DFW
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Round-trip from

$500
(United Airlines)

One-way from

$337
(Hawaiian Airlines)

Popular in

January

Cheapest in

August

Average price

$412
From Helena to Dallas
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One-way flight from Helena to Dallas
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Highest demand for flights based on searches. 23% potential increase in price ($147 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This United Airlines deal was found by Cheapflights users on 4/30. 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 5/152:16 pmHLN - DFW
1 stop5h 30mUnited Airlines
Mon 5/195:00 pmDFW - HLN
1 stop5h 15mUnited Airlines
Deal found 4/30$500
This Hawaiian Airlines deal was found by Cheapflights users on 4/30. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/67:29 pmHLN - DFW
1 stop9h 20mHawaiian Airlines
Wed 5/710:00 amDFW - HLN
1 stop9h 49mHawaiian Airlines
Deal found 4/30$1,339
This Delta deal was found by Cheapflights users on 4/30. 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 5/65:45 amHLN - DAL
2 stops11h 06mDelta
Wed 5/712:00 pmDAL - HLN
2 stops11h 16mDelta
Deal found 4/30$1,720

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 May 1, 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

Thu 5/15

2:16 pm-8:46 pm

1 stop5h 30m

Dallas/Fort Worth

Mon 5/19

5:00 pm-9:15 pm

1 stop5h 15m

$500

HelenaDallas

HLN - DFW

HLNDFW

Helena

Tue 5/6

7:29 pm-5:49 am

1 stop9h 20m

$337

HelenaDallas

HLN - DFW

HLNDFW

Helena

Tue 5/6

5:45 am-6:01 pm

2 stops11h 16m

$343

HelenaDallas

HLN - DFW

HLNDFW

Helena

Tue 5/6

6:25 am-5:47 pm

3 stops34h 22m

$591

HelenaDallas

HLN - DAL

HLNDAL

Helena

Tue 5/6

7:29 pm-5:23 pm

1 stop20h 54m

$638

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

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 $216). Flying from Helena to Dallas in March is currently the most expensive (average of $295). 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.

Rainfall in Dallas by month

Plan your trip to Dallas by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Dallas ranges from 1.9 - 4.9 inches per month. May is typically the wettest month, when rainfall can reach 4.9 in. August is typically the driest time to visit Dallas when rainfall is around 1.9 in.

Temperature in Dallas by month

Plan your trip to Dallas by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Dallas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

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 May 1, 2025.
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,408 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • What is the cheapest airline to fly from Helena to Dallas round-trip?

    Cheapflights users have booked flights from Helena to Dallas round-trip from $500.

  • What are the cheapest airlines to fly from Helena to Dallas one-way?

    The cheapest airline one-way is Hawaiian Airlines, with whom users have recently found tickets for as low as $337. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Helena to Dallas for a low price.

  • 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 $216). Flying from Helena to Dallas in March is currently the most expensive (average of $295). 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$278Average$494FlexibilityNo cancel feeOn-time69%
DeltaCheapest$326Average$428FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$339Average$840FlexibilityNo cancel feeOn-time75%

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