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George Bush Intcntl

$296+ Cheap flights from Helena (HLN) to George Bush Intcntl (IAH)

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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — IAH
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Helena to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to George Bush Intcntl (IAH). 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 17, 2025.

Round-trip from

$358
(Delta)

One-way from

$296
(Delta)
From Helena to Houston George Bush Intcntl
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One-way flight from Helena to Houston George Bush Intcntl
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Find flight deals from Helena to George Bush Intcntl

Cheapest flights from Helena to George Bush Intcntl
Explore the most affordable flight options available from Helena to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Delta deal was found by Cheapflights users on 9/16. 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 11/81:00 pmHLN - IAH
2 stops9h 59mDelta
Tue 11/117:40 amIAH - HLN
1 stop5h 46mDelta
Deal found 9/16$358
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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.
Sat 11/86:13 pmHLN - IAH
1 stop23h 13mAlaska Airlines
Tue 11/117:26 pmIAH - HLN
1 stop23h 10mAlaska Airlines
Deal found 9/16$380
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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.
Mon 11/36:13 pmHLN - IAH
1 stop23h 13mAlaska Airlines
Fri 11/77:00 amIAH - HLN
1 stop11h 36mAlaska Airlines
Deal found 9/16$428
This Delta deal was found by Cheapflights users on 9/16. 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 10/45:45 amHLN - IAH
1 stop5h 06mDelta
Tue 10/77:40 amIAH - HLN
1 stop5h 40mDelta
Deal found 9/16$451
This Delta deal was found by Cheapflights users on 9/16. 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 10/45:45 amHLN - IAH
1 stop5h 06mDelta
Sat 10/117:45 amIAH - HLN
1 stop5h 35mDelta
Deal found 9/16$484
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Mon 11/32:22 pmHLN - IAH
2 stops26h 03mUnited Airlines
Fri 11/78:26 pmIAH - HLN
1 stop25h 56mUnited Airlines
Deal found 9/16$510

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to George Bush Intcntl 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 September 17, 2025.
Use the filters below to find and compare flights from Helena to Houston George Bush Intcntl Airport that are best for you.

Fly from

Helena

Fly to

George Bush Intcntl

Route

Depart

Return

Price

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 11/8

6:13 pm-6:26 pm

1 stop23h 13m

Houston George Bush Intcntl

Tue 11/11

7:26 pm-5:36 pm

1 stop23h 10m

$380

HelenaHouston

HLN - IAH

HLNIAH

Helena

Mon 11/3

6:13 pm-6:26 pm

1 stop23h 13m

Houston George Bush Intcntl

Fri 11/7

7:00 am-5:36 pm

1 stop11h 36m

$428

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 10/4

5:45 am-11:51 am

1 stop5h 06m

Houston George Bush Intcntl

Tue 10/7

7:40 am-12:20 pm

1 stop5h 40m

$451

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 10/4

5:45 am-11:51 am

1 stop5h 06m

Houston George Bush Intcntl

Sat 10/11

7:45 am-12:20 pm

1 stop5h 35m

$484

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 1/24

4:10 pm-5:49 pm

1 stop24h 39m

Houston George Bush Intcntl

Sun 2/1

7:35 am-3:43 pm

1 stop9h 08m

$495

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 9/27

1:00 pm-9:29 pm

1 stop7h 29m

$296

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sat 9/27

4:02 pm-5:13 pm

3 stops24h 11m

$520

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Best time to book a flight from Helena to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl 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 Houston George Bush Intcntl Airport

What is the cheapest month to book a flight from Helena to Houston George Bush Intcntl Airport?

Currently, August is the cheapest month in which you can book a flight from Helena to Houston George Bush Intcntl Airport (average of $241). Flying from Helena to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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.

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. 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 George Bush Intcntl. Reviews last updated September 17, 2025.
See what other customers who have flown with Delta from Helena to Houston George Bush Intcntl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Helena to George Bush Intcntl. 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 Houston George Bush Intcntl?

    Located just 2.7 mi from the city center, Helena is the airport most travelers will use when flying to Houston George Bush Intcntl from Helena. Booking flights from Helena (HLN) to Houston George Bush Intcntl should be relatively easy as there are 0 daily outbound flights to Houston George Bush Intcntl from 1 airline.

  • How long is the flight from Helena to Houston George Bush Intcntl Airport?

    Alaska Airlines and Delta can get you from Helena to Houston George Bush Intcntl Airport in just under 5h 06m. Your travel time can differ by up to 18h 07m. Airlines will cover a distance of 1453 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Helena to Houston George Bush Intcntl Airport round-trip?

    According to our current data, Delta ($308), offers the cheapest pricing from Helena to Houston George Bush Intcntl Airport.

  • Can I find deals for flights from Helena to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Helena to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Helena to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helena to George Bush Intcntl.

  • Can I find deals for business class flights from Helena to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Helena to George Bush Intcntl 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 Houston George Bush Intcntl Airport?

    Currently, August is the cheapest month in which you can book a flight from Helena to Houston George Bush Intcntl Airport (average of $241). Flying from Helena to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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

Traveling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Montgomery
Spring
Jersey Village
Humble
The Woodlands
Conroe
Tomball
Katy
Cypress

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Top airline flying from Helena to George Bush Intcntl

Discover the top airline that operate flights from Helena to George Bush Intcntl. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$308Average$498FlexibilityNo cancel feeOn-timeN/A

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