$274+ 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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — DFW
Oct 13 — Oct 201
Round-trip
1 adult, Economy
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Best
Last-minute
One-way
Cheapest flights from Helena to DallasExplore 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 September 13, 2026.
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 September 13, 2026.
This United Airlines deal was found by Cheapflights users on 9/10. 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 11/72:23 pm -
1 stop5h 20m
Wed 11/119:00 am -
1 stop5h 40m
Deal found 9/10![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/12:30 pm -
1 stop5h 16m
Sun 10/48:58 am -
1 stop5h 50m
Deal found 9/10![United Airlines logo]()
$464
This Delta deal was found by Cheapflights users on 9/12. 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.
Mon 9/2812:57 pm -
1 stop7h 03m
Fri 10/26:12 pm -
1 stop5h 12m
Deal found 9/12![Delta logo]()
$481
Best flights from Helena to DallasDiscover carefully curated flight deals from Helena to Dallas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
Discover carefully curated flight deals from Helena to Dallas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
This Delta deal was found by Cheapflights users on 9/11. 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.
Sat 9/2612:57 pm -
1 stop7h 03m
Wed 9/308:10 am -
1 stop5h 07m
Deal found 9/11![Delta logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/9. 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 11/72:23 pm -
1 stop5h 20m
Wed 11/119:00 am -
1 stop5h 40m
Deal found 9/9![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/12:30 pm -
1 stop5h 16m
Sun 10/48:58 am -
1 stop5h 50m
Deal found 9/9![United Airlines logo]()
$464
This Delta deal was found by Cheapflights users on 9/12. 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.
Mon 9/2812:57 pm -
1 stop7h 03m
Fri 10/26:12 pm -
1 stop5h 12m
Deal found 9/12![Delta logo]()
$481
Last-minute flights from Helena to DallasDiscover last-minute flight deals from Helena to Dallas. Data last updated September 13, 2026 and is based on user searches.
Discover last-minute flight deals from Helena to Dallas. Data last updated September 13, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/11. 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.
Sat 9/2612:57 pm -
1 stop7h 03m
Wed 9/308:10 am -
1 stop5h 07m
Deal found 9/11![Delta logo]()
$429
This Delta deal was found by Cheapflights users on 9/12. 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.
Mon 9/2812:57 pm -
1 stop7h 03m
Fri 10/26:12 pm -
1 stop5h 12m
Deal found 9/12![Delta logo]()
$481
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/12:30 pm -
1 stop5h 16m
Sun 10/48:58 am -
1 stop5h 50m
Deal found 9/10![United Airlines logo]()
$464
One-way flights from Helena to DallasSearch for one-way flight options from Helena to Dallas. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
Search for one-way flight options from Helena to Dallas. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
This Delta deal was found by Cheapflights users on 9/9. 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.
Sun 10/181:08 pm -
2 stops9h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Delta logo]()
$274
This Delta deal was found by Cheapflights users on 9/11. 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.
Fri 9/1812:57 pm -
2 stops10h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Delta logo]()
$284
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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.
Sun 10/185:26 pm -
2 stops19h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Alaska Airlines logo]()
$427
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Fri 9/185:18 pm -
3 stops39h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$925
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Fri 9/185:18 pm -
3 stops19h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$1,122
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 September 13, 2026.
Round-trip from | $429 (Delta) |
|---|---|
One-way from | $274 (Delta) |
Popular in | December |
Cheapest in | February |
Average price | $532 |
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 7,457,451 searches. Data last updated September 13, 2026.
Use the filters below to find and compare flights from Helena to Dallas that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
HelenaDallas
HLN Helena - DFW Dallas/Fort Worth
HLNDFW
Helena
Sun 10/18
1:08 pm-11:58 pm
2 stops9h 50m
Dallas/Fort Worth
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$274
HelenaDallas
HLN Helena - DFW Dallas/Fort Worth
HLNDFW
Helena
Fri 9/18
12:57 pm-11:57 pm
2 stops10h 00m
Dallas/Fort Worth
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$284
HelenaDallas
HLN Helena - DFW Dallas/Fort Worth
HLNDFW
Helena
Sun 10/18
5:26 pm-2:17 pm
2 stops19h 51m
Dallas/Fort Worth
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$427
HelenaDallas
HLN Helena - DFW Dallas/Fort Worth
HLNDFW
Helena
Sat 9/26
12:57 pm-9:00 pm
1 stop7h 03m
Dallas/Fort Worth
Wed 9/30
8:10 am-12:17 pm
1 stop5h 07m
$429
HelenaDallas
HLN Helena - DFW Dallas/Fort Worth
HLNDFW
Helena
Sat 11/7
2:23 pm-8:43 pm
1 stop5h 20m
Dallas/Fort Worth
Wed 11/11
9:00 am-1:40 pm
1 stop5h 40m
$429
HelenaDallas
HLN Helena - DFW Dallas/Fort Worth
HLNDFW
Helena
Thu 10/1
2:30 pm-8:46 pm
1 stop5h 16m
Dallas/Fort Worth
Sun 10/4
8:58 am-1:48 pm
1 stop5h 50m
$464
HelenaDallas
HLN Helena - DFW Dallas/Fort Worth
HLNDFW
Helena
Mon 9/28
12:57 pm-9:00 pm
1 stop7h 03m
Dallas/Fort Worth
Fri 10/2
6:12 pm-10:24 pm
1 stop5h 12m
$481
HelenaDallas
HLN Helena - DAL Dallas Love Field
HLNDAL
Helena
Fri 9/18
5:18 pm-2:05 pm
3 stops19h 47m
Dallas Love Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$1,122
Sorted by cheapest first
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.
HLN-A78
HLN-DFW
HLN-DAL
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
HLN-A78
HLN-DFW
HLN-DAL
How much does it cost to fly round-trip from Helena to Dallas?
Airfare is below average for this route at the moment.
Helena to Dallas flights typically cost between $532 and $639 in November.The cheapest round-trip price found within the last 5 days was $429 on United Airlines (Nov 7-Nov 11).
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 September 13, 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.
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
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.
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Complete your trip
Complete your trip to Dallas by adding a car rental and/or hotel reservation to your travel itinerary.
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Helena and Dallas flights
Browse other Helena and Dallas flight options. Last updated on September 13, 2026.
Other flights from Helena
Browse through other flights departing from Helena. Flights are based on user searches made on Cheapflights and were last updated on September 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated September 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$288 | Average$532 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$363 | Average$428 | FlexibilityNo cancel fee | On-timeN/A |