$296+ 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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — DFW
Jun 28 — Jul 51
Round-trip
1 adult, Economy
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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 May 29, 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 May 29, 2026.
This Orbitz deal was found by Cheapflights users on 5/29. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:18 pm
HLN
- DFW
1 stop10h 42m
Alaska Airlines
Mon 9/143:56 pm
DFW
- HLN
1 stop25h 45m
Alaska Airlines
Deal found 5/29![Alaska Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 5/26. 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.
Wed 8/55:40 am
HLN
- DFW
1 stop4h 58m
Delta
Sun 8/97:50 am
DFW
- HLN
1 stop5h 25m
Delta
Deal found 5/26![Delta logo]()
$394
This United Airlines deal was found by Cheapflights users on 5/24. 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 8/252:35 pm
HLN
- DFW
1 stop5h 03m
United Airlines
Sat 8/295:09 pm
DFW
- HLN
1 stop5h 21m
United Airlines
Deal found 5/24![United Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 5/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/25:45 am
HLN
- DFW
1 stop7h 06m
Delta
Tue 6/96:12 pm
DFW
- HLN
1 stop5h 19m
Delta
Deal found 5/25![Delta logo]()
$434
This Alaska Airlines deal was found by Cheapflights users on 5/28. 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.
Tue 11/34:41 pm
HLN
- DFW
1 stop23h 27m
Alaska Airlines
Sat 11/79:37 am
DFW
- HLN
1 stop7h 27m
Alaska Airlines
Deal found 5/28![Alaska Airlines logo]()
$441
This Delta deal was found by Cheapflights users on 5/26. 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.
Wed 8/55:40 am
HLN
- DFW
1 stop4h 58m
Delta
Mon 8/106:12 pm
DFW
- HLN
1 stop5h 18m
Delta
Deal found 5/26![Delta logo]()
$454
This Delta deal was found by Cheapflights users on 5/26. 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 8/45:40 am
HLN
- DFW
1 stop4h 58m
Delta
Sun 8/97:50 am
DFW
- HLN
1 stop5h 25m
Delta
Deal found 5/26![Delta logo]()
$459
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 May 29, 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 May 29, 2026.
This Delta deal was found by Cheapflights users on 5/26. 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.
Wed 8/55:40 am
HLN
- DFW
1 stop4h 58m
Delta
Sun 8/97:50 am
DFW
- HLN
1 stop5h 25m
Delta
Deal found 5/26![Delta logo]()
$394
This United Airlines deal was found by Cheapflights users on 5/24. 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 8/252:35 pm
HLN
- DFW
1 stop5h 03m
United Airlines
Sat 8/2912:00 pm
DFW
- HLN
2 stops10h 30m
United Airlines
Deal found 5/24![United Airlines logo]()
$424
This Alaska Airlines deal was found by Cheapflights users on 5/28. 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.
Tue 11/34:41 pm
HLN
- DFW
1 stop23h 27m
Alaska Airlines
Sat 11/79:37 am
DFW
- HLN
1 stop7h 27m
Alaska Airlines
Deal found 5/28![Alaska Airlines logo]()
$441
This Delta deal was found by Cheapflights users on 5/26. 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.
Wed 8/55:40 am
HLN
- DFW
1 stop4h 58m
Delta
Mon 8/106:12 pm
DFW
- HLN
1 stop5h 18m
Delta
Deal found 5/26![Delta logo]()
$454
This Delta deal was found by Cheapflights users on 5/26. 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 8/45:40 am
HLN
- DFW
1 stop4h 58m
Delta
Sun 8/97:50 am
DFW
- HLN
1 stop5h 25m
Delta
Deal found 5/26![Delta logo]()
$459
This Orbitz deal was found by Cheapflights users on 5/29. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:18 pm
HLN
- DFW
2 stops16h 52m
Alaska Airlines
Mon 9/148:04 pm
DFW
- HLN
2 stops21h 37m
Alaska Airlines
Deal found 5/29![Alaska Airlines logo]()
$526
This Delta deal was found by Cheapflights users on 5/26. 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.
Thu 8/65:40 am
HLN
- DFW
1 stop6h 50m
Delta
Sun 8/97:50 am
DFW
- HLN
1 stop5h 25m
Delta
Deal found 5/26![Delta logo]()
$459
Last-minute flights from Helena to DallasDiscover last-minute flight deals from Helena to Dallas. Data last updated May 29, 2026 and is based on user searches.
Discover last-minute flight deals from Helena to Dallas. Data last updated May 29, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/301:03 pm
HLN
- DFW
1 stop7h 12m
Delta
Sat 6/67:30 am
DFW
- HLN
1 stop5h 53m
Delta
Deal found 5/25![Delta logo]()
$499
This Delta deal was found by Cheapflights users on 5/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/25:45 am
HLN
- DFW
1 stop7h 06m
Delta
Tue 6/96:12 pm
DFW
- HLN
1 stop5h 19m
Delta
Deal found 5/25![Delta logo]()
$434
This Delta deal was found by Cheapflights users on 5/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/45:45 am
HLN
- DFW
2 stops10h 40m
Delta
Mon 6/81:25 pm
DFW
- HLN
2 stops10h 06m
Delta
Deal found 5/24![Delta logo]()
$524
This United Airlines deal was found by Cheapflights users on 5/26. 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.
Wed 6/106:15 am
HLN
- DFW
2 stops10h 31m
United Airlines
Sun 6/148:45 am
DFW
- HLN
1 stop5h 48m
United Airlines
Deal found 5/26![United Airlines logo]()
$494
This Delta deal was found by Cheapflights users on 5/27. 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.
Thu 6/115:35 am
HLN
- DFW
1 stop5h 03m
Delta
Mon 6/156:12 pm
DFW
- HLN
1 stop5h 19m
Delta
Deal found 5/27![Delta logo]()
$789
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 May 29, 2026.
Search for one-way flight options from Helena to Dallas. Find affordable one-way fares based on user searches. Data last updated May 29, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/26. 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 6/44:43 pm
HLN
- DFW
2 stops17h 43m
Alaska Airlines
Deal found 5/26![Alaska Airlines logo]()
$296
This Delta deal was found by Cheapflights users on 5/28. 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 7/205:40 am
HLN
- DFW
1 stop4h 57m
Delta
Deal found 5/28![Delta logo]()
$324
This United Airlines deal was found by Cheapflights users on 5/24. 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.
Wed 6/176:15 am
HLN
- DFW
1 stop5h 33m
United Airlines
Deal found 5/24![United Airlines logo]()
$360
This Alaska Airlines deal was found by Cheapflights users on 5/25. 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.
Wed 6/245:09 pm
HLN
- DFW
1 stop17h 50m
Alaska Airlines
Deal found 5/25![Alaska Airlines logo]()
$426
This Delta deal was found by Cheapflights users on 5/27. 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 7/51:00 pm
HLN
- DFW
1 stop7h 24m
Delta
Deal found 5/27![Delta logo]()
$428
This Delta deal was found by Cheapflights users on 5/26. 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.
Fri 6/121:00 pm
HLN
- DFW
1 stop7h 24m
Delta
Deal found 5/26![Delta logo]()
$458
This Delta deal was found by Cheapflights users on 5/26. 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.
Thu 6/41:03 pm
HLN
- DFW
1 stop7h 12m
Delta
Deal found 5/26![Delta logo]()
$499
This Alaska Airlines deal was found by Cheapflights users on 5/27. 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 7/55:09 pm
HLN
- DFW
2 stops21h 04m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$546
This Kiwi.com deal was found by Cheapflights users on 5/28. 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.
Mon 7/205:09 pm
HLN
- DFW
3 stops38h 00m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$625
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Wed 6/242:20 pm
HLN
- DFW
2 stops7h 39m
United Airlines
Deal found 5/25![United Airlines logo]()
$643
This Kiwi.com deal was found by Cheapflights users on 5/28. 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.
Mon 7/205:09 pm
HLN
- DAL
3 stops39h 12m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$752
This Kiwi.com deal was found by Cheapflights users on 5/27. 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.
Sun 7/55:09 pm
HLN
- DAL
3 stops39h 12m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$927
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 May 29, 2026.
Round-trip from | $329 (Orbitz) |
|---|---|
One-way from | $296 (Alaska Airlines) |
Popular in | December |
Cheapest in | February |
Average price | $428 |
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 29, 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
HelenaDallas
HLN - DFW
HLNDFW
Helena
Wed 8/5
5:40 am-11:38 am
1 stop4h 58m
Dallas/Fort Worth
Sun 8/9
7:50 am-12:15 pm
1 stop5h 25m
$394
HelenaDallas
HLN - DFW
HLNDFW
Helena
Tue 8/25
2:35 pm-8:38 pm
1 stop5h 03m
Dallas/Fort Worth
Sat 8/29
12:00 pm-9:30 pm
2 stops10h 30m
$424
HelenaDallas
HLN - DFW
HLNDFW
Helena
Tue 11/3
4:41 pm-5:08 pm
1 stop23h 27m
Dallas/Fort Worth
Sat 11/7
9:37 am-4:04 pm
1 stop7h 27m
$441
Quickest round-trip
HelenaDallas
HLN - DFW
HLNDFW
Helena
Wed 8/5
5:40 am-11:38 am
1 stop4h 58m
Dallas/Fort Worth
Mon 8/10
6:12 pm-10:30 pm
1 stop5h 18m
$454
HelenaDallas
HLN - DFW
HLNDFW
Helena
Tue 8/4
5:40 am-11:38 am
1 stop4h 58m
Dallas/Fort Worth
Sun 8/9
7:50 am-12:15 pm
1 stop5h 25m
$459
HelenaDallas
HLN - DFW
HLNDFW
Helena
Thu 8/6
5:40 am-1:30 pm
1 stop6h 50m
Dallas/Fort Worth
Sun 8/9
7:50 am-12:15 pm
1 stop5h 25m
$459
HelenaDallas
HLN - DFW
HLNDFW
Helena
Fri 9/11
5:18 pm-11:10 am
2 stops16h 52m
Dallas/Fort Worth
Mon 9/14
8:04 pm-4:41 pm
2 stops21h 37m
$526
Cheapest one-way
Quickest one-way
HelenaDallas
HLN - DFW
HLNDFW
Helena
Mon 7/20
5:40 am-11:37 am
1 stop4h 57m
$324
HelenaDallas
HLN - DFW
HLNDFW
Helena
Wed 6/17
6:15 am-12:48 pm
1 stop5h 33m
$360
HelenaDallas
HLN - DFW
HLNDFW
Helena
Wed 6/24
5:09 pm-11:59 am
1 stop17h 50m
$426
Showing 1-10 of 20 resultsSorted 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?
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 29, 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.
Food
7.2
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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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Alternative routes for Helena to Dallas
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Complete your trip
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Search flights from Helena to Dallas by cabin class
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Helena and Dallas flights
Browse other Helena and Dallas flight options. Last updated on May 29, 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 May 29, 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 2,558,603 searches. Data last updated May 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$288 | Average$526 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$363 | Average$426 | FlexibilityNo cancel fee | On-timeN/A |