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Bismarck

$311+ Cheap flights from George Bush Intcntl (IAH) to Bismarck (BIS)

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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — BIS
Aug 23 — Aug 301
Sun 8/23
Sun 8/30
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to Bismarck

Cheapest flights from George Bush Intcntl to Bismarck
Explore the most affordable flight options available from George Bush Intcntl to Bismarck. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.

This Delta deal was found by Cheapflights users on 7/20. 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 12/96:30 am
IAH
-
BIS
1 stop5h 24m
Delta
Sat 1/93:00 pm
BIS
-
IAH
1 stop7h 48m
Delta
Deal found 7/20$311
This American Airlines deal was found by Cheapflights users on 7/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/92:23 pm
IAH
-
BIS
1 stop7h 55m
American Airlines
Sat 1/92:58 pm
BIS
-
IAH
1 stop7h 51m
American Airlines
Deal found 7/22$320
This Delta deal was found by Cheapflights users on 7/19. 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 8/253:15 pm
IAH
-
BIS
2 stops7h 57m
Delta
Sun 8/305:00 am
BIS
-
IAH
1 stop4h 59m
Delta
Deal found 7/19$325
This Delta deal was found by Cheapflights users on 7/19. 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 8/145:48 pm
IAH
-
BIS
1 stop5h 24m
Delta
Mon 8/171:27 pm
BIS
-
IAH
1 stop8h 09m
Delta
Deal found 7/19$329
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/2112:30 pm
IAH
-
BIS
1 stop8h 03m
United Airlines
Sat 8/291:40 pm
BIS
-
IAH
1 stop6h 50m
United Airlines
Deal found 7/23$330
This Delta deal was found by Cheapflights users on 7/23. 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 8/2110:39 am
IAH
-
BIS
1 stop6h 17m
Delta
Sat 8/291:17 pm
BIS
-
IAH
2 stops10h 35m
Delta
Deal found 7/23$335

Find flight deals from George Bush Intcntl to Bismarck

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Bismarck (BIS). 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 July 24, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$311
(Delta)

Popular in

November

Cheapest in

September

Average price

$468
Provider with most accurate pricing for Houston George Bush Intcntl-Bismarck flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Bismarck flights.
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From Houston George Bush Intcntl to Bismarck
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($1 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in July 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl to Bismarck 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 July 24, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Bismarck that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonBismarck

IAH - BIS

IAHBIS

Houston George Bush Intcntl

Wed 12/9

6:30 am-11:54 am

1 stop5h 24m

Bismarck

Sat 1/9

3:00 pm-10:48 pm

1 stop7h 48m

$311

HoustonBismarck

IAH - BIS

IAHBIS

Houston George Bush Intcntl

Tue 8/25

4:21 pm-10:44 pm

1 stop6h 23m

Bismarck

Sun 8/30

6:45 am-1:19 pm

1 stop6h 34m

$320

HoustonBismarck

IAH - BIS

IAHBIS

Houston George Bush Intcntl

Tue 8/25

3:15 pm-11:12 pm

2 stops7h 57m

Bismarck

Sun 8/30

5:00 am-9:59 am

1 stop4h 59m

$325

HoustonBismarck

IAH - BIS

IAHBIS

Houston George Bush Intcntl

Mon 8/17

5:48 pm-11:12 pm

1 stop5h 24m

Bismarck

Mon 8/24

1:27 pm-9:36 pm

1 stop8h 09m

$329

HoustonBismarck

IAH - BIS

IAHBIS

Houston George Bush Intcntl

Fri 8/21

12:30 pm-8:33 pm

1 stop8h 03m

Bismarck

Sat 8/29

1:40 pm-8:30 pm

1 stop6h 50m

$330

HoustonBismarck

IAH - BIS

IAHBIS

Houston George Bush Intcntl

Fri 8/14

5:48 pm-11:12 pm

1 stop5h 24m

Bismarck

Mon 8/17

11:10 am-11:52 pm

2 stops12h 42m

$334
Quickest round-trip

HoustonBismarck

IAH - BIS

IAHBIS

Houston George Bush Intcntl

Thu 8/27

2:27 pm-7:46 pm

1 stop5h 19m

Bismarck

Sun 8/30

5:00 am-9:59 am

1 stop4h 59m

$339
Cheapest one-way

HoustonBismarck

IAH - BIS

IAHBIS

Houston George Bush Intcntl

Mon 8/31

4:21 pm-10:44 pm

1 stop6h 23m

$324

HoustonBismarck

IAH - BIS

IAHBIS

Houston George Bush Intcntl

Mon 12/14

2:23 pm-10:18 pm

1 stop7h 55m

$324

HoustonBismarck

IAH - BIS

IAHBIS

Houston George Bush Intcntl

Mon 8/31

5:20 am-4:56 pm

2 stops11h 36m

$334

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/21

Showing 1-10 of 13 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Bismarck flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Houston George Bush Intcntl Airport-Bismarck flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Bismarck flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Bismarck flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Bismarck flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to Bismarck from George Bush Intcntl 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.

Reviews of airlines servicing Bismarck

Get insights into the airlines that provide service to Bismarck. 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 Bismarck. Reviews last updated July 24, 2026.
Read through reviews of airlines operating flights from Houston George Bush Intcntl Airport to Bismarck, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,026 reviews

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
10,026 reviews
United Airlines
7.4
Good
10,026 reviews

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

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

    Most people fly into Bismarck (BIS) if they book a flight to Bismarck from Houston George Bush Intcntl. On average, Bismarck has 0 inbound flights from Houston George Bush Intcntl per day from 1 airline. Bismarck is conveniently located just 2.5 mi from Bismarck’s city center.

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

    There are many flights that can get you from Houston George Bush Intcntl Airport to Bismarck in 5h 24m. Fly via Delta or American Airlines to get the fastest option. Houston George Bush Intcntl Airport and Bismarck are separated by a distance of 1195 mi. This flight may include one or multiple stops.

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

    According to our current data, United Airlines ($293), offers the cheapest pricing from Houston George Bush Intcntl Airport to Bismarck.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Bismarck by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Top airline flying from George Bush Intcntl to Bismarck

Discover the top airline that operate flights from George Bush Intcntl to Bismarck. 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 July 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$293Average$438FlexibilityNo cancel feeOn-time69%

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