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George Bush Intcntl

$268+ 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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — IAH
Aug 21 — Aug 281
Thu 8/21
Thu 8/28
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 August 16, 2025.

Round-trip from

$355
(Delta)

One-way from

$268
(Alaska Airlines)
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 August 16, 2025.

This Delta deal was found by Cheapflights users on 8/15. 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 10/41:00 pmHLN - IAH
1 stop7h 29mDelta
Tue 10/77:40 amIAH - HLN
1 stop5h 40mDelta
Deal found 8/15$355
This Alaska Airlines deal was found by Cheapflights users on 8/15. 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 10/196:18 pmHLN - IAH
1 stop28h 52mAlaska Airlines
Wed 10/226:00 amIAH - HLN
1 stop12h 41mAlaska Airlines
Deal found 8/15$493
This United Airlines deal was found by Cheapflights users on 8/15. 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.
Fri 9/122:30 pmHLN - IAH
1 stop7h 40mUnited Airlines
Fri 9/1911:05 amIAH - HLN
1 stop5h 59mUnited Airlines
Deal found 8/15$513
This Delta deal was found by Cheapflights users on 8/14. 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 12/1812:50 pmHLN - IAH
1 stop7h 46mDelta
Sun 12/217:40 amIAH - HLN
1 stop5h 44mDelta
Deal found 8/14$595
This United Airlines deal was found by Cheapflights users on 8/14. 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 12/206:10 amHLN - IAH
1 stop25h 28mUnited Airlines
Tue 12/305:00 amIAH - HLN
1 stop16h 59mUnited Airlines
Deal found 8/14$604
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Fri 12/122:30 pmHLN - IAH
2 stops25h 53mUnited Airlines
Sun 12/216:40 amIAH - HLN
1 stop7h 47mUnited Airlines
Deal found 8/14$613

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 August 16, 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 10/4

1:00 pm-9:29 pm

1 stop7h 29m

Houston George Bush Intcntl

Tue 10/7

7:40 am-12:20 pm

1 stop5h 40m

$355

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sun 10/19

6:18 pm-12:10 am

1 stop28h 52m

Houston George Bush Intcntl

Wed 10/22

6:00 am-5:41 pm

1 stop12h 41m

$493

HelenaHouston

HLN - IAH

HLNIAH

Helena

Fri 9/12

2:30 pm-11:10 pm

1 stop7h 40m

Houston George Bush Intcntl

Fri 9/19

11:05 am-4:04 pm

1 stop5h 59m

$513

HelenaHouston

HLN - IAH

HLNIAH

Helena

Sun 10/19

6:18 pm-6:10 pm

1 stop22h 52m

$268

HelenaHouston

HLN - IAH

HLNIAH

Helena

Fri 8/29

2:30 pm-9:18 pm

1 stop5h 48m

$269

HelenaHouston

HLN - IAH

HLNIAH

Helena

Fri 8/29

1:00 pm-11:33 pm

2 stops9h 33m

$364

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

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 August 16, 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
7,985 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

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
7,985 reviews
Delta
8.0
Very good
7,985 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

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.

  • 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.

  • What are the cheapest airlines to fly from Helena to Houston George Bush Intcntl Airport one-way?

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $268. United Airlines flights start at $269 while deals on Delta start at $364 one-way.

  • 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
Humble
The Woodlands
Conroe
Tomball
Katy
Jersey Village
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 August 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$308Average$498FlexibilityNo cancel feeOn-timeN/A

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