$136 Cheap Delta flights Bismarck (BIS) to Houston (IAH)

View $136 flight on Wed, Sep 3, 2025Opens in a new window

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$136 Cheap Delta flights Bismarck (BIS) to Houston (IAH)

Prices were available within the past 7 days and start at $136 for one-way flights and $269 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Aug 26 - Sat, Sep 6
BIS
Bismarck
IAH
Houston
$269 Roundtrip, found 6 hours ago
$269
Roundtrip
found 6 hours ago
Select Delta flight, departing Tue, Aug 26 from Bismarck to Houston, returning Sat, Sep 6, priced at $269 found 6 hours ago
Delta
Sun, Aug 31 - Wed, Sep 3
BIS
Bismarck
IAH
Houston
$271 Roundtrip, found 6 hours ago
$271
Roundtrip
found 6 hours ago
Select Delta flight, departing Sun, Aug 31 from Bismarck to Houston, returning Wed, Sep 3, priced at $271 found 6 hours ago
Delta
Tue, Sep 16 - Tue, Sep 30
BIS
Bismarck
IAH
Houston
$274 Roundtrip, found 5 days ago
$274
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Sep 16 from Bismarck to Houston, returning Tue, Sep 30, priced at $274 found 5 days ago
Delta
Tue, Aug 26 - Sat, Aug 30
BIS
Bismarck
IAH
Houston
$274 Roundtrip, found 11 hours ago
$274
Roundtrip
found 11 hours ago
Select Delta flight, departing Tue, Aug 26 from Bismarck to Houston, returning Sat, Aug 30, priced at $274 found 11 hours ago
Delta
Fri, Sep 26 - Sat, Oct 11
BIS
Bismarck
IAH
Houston
$299 Roundtrip, found 1 day ago
$299
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Sep 26 from Bismarck to Houston, returning Sat, Oct 11, priced at $299 found 1 day ago
Delta
Thu, Sep 25 - Sat, Oct 11
BIS
Bismarck
IAH
Houston
$304 Roundtrip, found 1 day ago
$304
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Sep 25 from Bismarck to Houston, returning Sat, Oct 11, priced at $304 found 1 day ago
Flights from Bismarck (BIS) to Houston (IAH)
Origin airport
Bismarck Municipal
Destination airport
George Bush Intercontinental
Airlines serving
American Airlines, Delta, United
Popular airline
United
Distance
1195 mi

Frequently asked questions

How much is a Delta Air Lines flight from Bismarck Municipal Airport (BIS) to George Bush Intercontinental Airport (IAH)?
Make use of the "Price (lowest to highest)" filter on Expedia to look for cheap Delta Air Lines return flights from $269 from BIS to IAH. Affordable one-way tickets from $136 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from BIS to IAH with Delta Air Lines?
Browse for round-trip or one-way flights to Houston in November or February. You could find an affordable fare with Delta Air Lines during these quieter months.
What is the cheapest time to book flights from Bismarck Municipal Airport (BIS) to George Bush Intercontinental Airport (IAH) with Delta Air Lines?
To find cheap Delta Air Lines fares from Bismarck Municipal Airport (BIS) to George Bush Intercontinental Airport (IAH), start searching one to three months before your intended departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact the overall price. Sunday tends to be the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Bismarck Municipal Airport (BIS) to George Bush Intercontinental Airport (IAH)?
Fill in your dates, click search and select "Nonstop" on Expedia to find any direct flights from BIS to IAH with Delta Air Lines or another airline.
What is the earliest Delta Air Lines flight from BIS to IAH?
To find the earliest departures from BIS to IAH with Delta Air Lines, filter your results by "Morning" and "Early Morning." Choosing an early flight usually means you're less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Houston?
George Bush Intercontinental Airport (IAH) is the main Houston hub for Delta Air Lines flights from Bismarck Municipal Airport (BIS).
Why fly with Delta Air Lines from BIS to IAH?
Heading from BIS to IAH with Delta Air Lines comes with plenty of perks, such as a rewarding loyalty program and an excellent in-flight experience. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to use on select future travel purchases. That's in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Bismarck Municipal Airport (BIS) to George Bush Intercontinental Airport (IAH)?
It's generally possible to modify or cancel your flight, although additional charges may apply if you made your booking more than 24 hours ago. Prefer to keep your options open? Make use of Expedia's "No cancel fee" or "Changes included" filter to find flights that won't charge extra if you need to adjust your plans. To update your booking, visit "Trips," select your flight and click on "Manage Booking" for more details.

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