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Cheap flights from Helena to Dallas from $176

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to Dallas departing on 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Helena to Dallas

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:55 pm - 9:23 pm
HLN
-
DFW
7h 28m
1 stop
Delta Logo
6:12 pm - 10:24 pm
DFW
-
HLN
5h 12m
1 stop
$329Delta
Wed, Sep 2 - Tue, Sep 8
Delta Logo
5:40 am - 2:53 pm
HLN
-
DFW
8h 13m
2 stops
Delta Logo
6:12 pm - 10:24 pm
DFW
-
HLN
5h 12m
1 stop
$334Delta
Wed, Sep 2 - Tue, Sep 8
Delta Logo
5:40 am - 11:38 am
HLN
-
DFW
4h 58m
1 stop
Delta Logo
7:50 am - 12:15 pm
DFW
-
HLN
5h 25m
1 stop
$394Delta
Wed, Aug 12 - Sun, Aug 16
Delta Logo
12:55 pm - 11:59 pm
HLN
-
DFW
10h 04m
2 stops
Delta Logo
7:55 am - 12:15 pm
DFW
-
HLN
5h 20m
1 stop
$399Delta
Thu, Aug 13 - Tue, Aug 18
United Airlines Logo
2:35 pm - 8:38 pm
HLN
-
DFW
5h 03m
1 stop
United Airlines Logo
5:09 pm - 9:30 pm
DFW
-
HLN
5h 21m
1 stop
$407United Airlines
Thu, Aug 13 - Mon, Aug 17
Delta Logo
5:40 am - 1:30 pm
HLN
-
DFW
6h 50m
1 stop
Delta Logo
7:55 am - 12:15 pm
DFW
-
HLN
5h 20m
1 stop
$414Delta
Mon, Aug 24 - Thu, Sep 3
United Airlines Logo
2:35 pm - 8:38 pm
HLN
-
DFW
5h 03m
1 stop
United Airlines Logo
8:53 am - 1:45 pm
DFW
-
HLN
5h 52m
1 stop
$419United Airlines
Tue, Aug 11 - Tue, Aug 18
United Airlines Logo
6:15 am - 5:51 pm
HLN
-
DFW
10h 36m
2 stops
United Airlines Logo
5:09 pm - 9:30 pm
DFW
-
HLN
5h 21m
1 stop
$421United Airlines
Wed, Aug 12 - Mon, Aug 17
Delta Logo
5:45 am - 11:52 am
HLN
-
DFW
5h 07m
1 stop
Delta Logo
8:00 am - 12:24 pm
DFW
-
HLN
5h 24m
1 stop
$422Delta
Sat, Nov 14 - Sun, Nov 15
United Airlines Logo
6:15 am - 12:42 pm
HLN
-
DFW
5h 27m
1 stop
United Airlines Logo
10:39 am - 9:39 pm
DFW
-
HLN
12h 00m
2 stops
$424United Airlines
Sat, Oct 31 - Tue, Nov 3

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United Airlines flights from Helena to Dallas

Our best United Airlines deals on Helena to Dallas flight tickets
United Airlines
Aug 13
HLN2:35 pmHelena
5h 03m
1 stop
DFW8:38 pmDallas/Fort Worth
Aug 17
DFW5:09 pmDallas/Fort Worth
5h 21m
1 stop
HLN9:30 pmHelena
$407
United Airlines
Aug 11
HLN2:35 pmHelena
5h 03m
1 stop
DFW8:38 pmDallas/Fort Worth
Aug 18
DFW8:53 amDallas/Fort Worth
5h 52m
1 stop
HLN1:45 pmHelena
$419
United Airlines
Aug 12
HLN6:15 amHelena
10h 36m
2 stops
DFW5:51 pmDallas/Fort Worth
Aug 17
DFW5:09 pmDallas/Fort Worth
5h 21m
1 stop
HLN9:30 pmHelena
$421

Delta flights from Helena to Dallas

Our best Delta deals on Helena to Dallas flight tickets
Delta
Sep 2
HLN12:55 pmHelena
7h 28m
1 stop
DFW9:23 pmDallas/Fort Worth
Sep 8
DFW6:12 pmDallas/Fort Worth
5h 12m
1 stop
HLN10:24 pmHelena
$329
Delta
Sep 2
HLN5:40 amHelena
8h 13m
2 stops
DFW2:53 pmDallas/Fort Worth
Sep 8
DFW6:12 pmDallas/Fort Worth
5h 12m
1 stop
HLN10:24 pmHelena
$334
Delta
Aug 12
HLN5:40 amHelena
4h 58m
1 stop
DFW11:38 amDallas/Fort Worth
Aug 16
DFW7:50 amDallas/Fort Worth
5h 25m
1 stop
HLN12:15 pmHelena
$394

momondo 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, momondo users made 832,500 searches. Data last updated July 18, 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

Price

Cheapest round-trip

HelenaDallas

HLN - DFW

HLNDFW

Helena

Wed 9/2

12:55 pm-9:23 pm

1 stop7h 28m

Dallas/Fort Worth

Tue 9/8

6:12 pm-10:24 pm

1 stop5h 12m

$329

HelenaDallas

HLN - DFW

HLNDFW

Helena

Wed 9/2

5:40 am-2:53 pm

2 stops8h 13m

Dallas/Fort Worth

Tue 9/8

6:12 pm-10:24 pm

1 stop5h 12m

$334
Quickest round-trip

HelenaDallas

HLN - DFW

HLNDFW

Helena

Wed 8/12

5:40 am-11:38 am

1 stop4h 58m

Dallas/Fort Worth

Sun 8/16

7:50 am-12:15 pm

1 stop5h 25m

$394

HelenaDallas

HLN - DFW

HLNDFW

Helena

Thu 8/13

12:55 pm-11:59 pm

2 stops10h 04m

Dallas/Fort Worth

Tue 8/18

7:55 am-12:15 pm

1 stop5h 20m

$399

HelenaDallas

HLN - DFW

HLNDFW

Helena

Thu 8/13

2:35 pm-8:38 pm

1 stop5h 03m

Dallas/Fort Worth

Mon 8/17

5:09 pm-9:30 pm

1 stop5h 21m

$407

HelenaDallas

HLN - DFW

HLNDFW

Helena

Mon 8/24

5:40 am-1:30 pm

1 stop6h 50m

Dallas/Fort Worth

Thu 9/3

7:55 am-12:15 pm

1 stop5h 20m

$414

HelenaDallas

HLN - DFW

HLNDFW

Helena

Tue 8/11

2:35 pm-8:38 pm

1 stop5h 03m

Dallas/Fort Worth

Tue 8/18

8:53 am-1:45 pm

1 stop5h 52m

$419

HelenaDallas

HLN - DFW

HLNDFW

Helena

Wed 8/12

6:15 am-5:51 pm

2 stops10h 36m

Dallas/Fort Worth

Mon 8/17

5:09 pm-9:30 pm

1 stop5h 21m

$421

HelenaDallas

HLN - DFW

HLNDFW

Helena

Sat 11/14

5:45 am-11:52 am

1 stop5h 07m

Dallas/Fort Worth

Sun 11/15

8:00 am-12:24 pm

1 stop5h 24m

$422

HelenaDallas

HLN - DFW

HLNDFW

Helena

Sat 10/31

6:15 am-12:42 pm

1 stop5h 27m

Dallas/Fort Worth

Tue 11/3

10:39 am-9:39 pm

2 stops12h 00m

$424

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Helena to Dallas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Dallas?

If you are unable to visit Dallas during the month of June, then departing from Helena during the month January is also very affordable. Most momondo users find prices during this month for around $0.

Cheap Helena to Dallas flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helena to Dallas

Fastest flight time

4h 58m

Direct flights

None
The fastest flight from Helena to Dallas takes 4h 58m
There are no direct flights from Helena to Dallas. There are no popular flight routes from Helena to Dallas.
Search flight deals

Frequently asked questions about flying from Helena to Dallas

  • How far is Helena to Dallas by plane?

    Dallas is 1246.0 mi away from Helena. A reasonable flight in good conditions will take 4h 58m.

  • When did momondo last update prices for flights from Helena Airport to Dallas?

    Prices for flights from Helena Airport to Dallas are refreshed on a daily basis.

  • How many operators does momondo search for flights from Helena Airport to Dallas?

  • How old do you have to be to fly from Helena Airport to Dallas?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Helena Airport to Dallas.

  • What documentation or ID do you need to fly to Dallas?

    The required travel and health documents for your Dallas trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Dallas. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Helena to Dallas

Compare and see reviews for airlines that fly from Helena to Dallas with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $234Free CancellationRating
7.8
8,474 reviews
Search Delta flights
United AirlinesPriceFrom $288Free CancellationRating
7.4
9,997 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Helena to Dallas?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Helena to Dallas. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Helena to Dallas with flexible booking policies on momondo?

momondo does allow users to show only those flights to Dallas from Helena which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Helena to Dallas?

momondo provides multiple filters to help you find the best flight to Dallas from Helena. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Helena to Dallas right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Helena to Dallas now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Dallas and let you know when they change.

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Find better results for your trip to the United States

Fly into one of these airports located in Dallas

Airports listed have a maximum distance of 15.5 mi from Dallas
Dallas Love Field Airport
Dallas/Fort Worth Airport