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$398+ Cheap flights from Duluth (DLH) to Houston

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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — HOU
Jul 2 — Jul 91
Thu 7/2
Thu 7/9
1 adult, Economy
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Cheap flight deals from Duluth to Houston

Cheapest flights from Duluth to Houston
Explore the most affordable flight options available from Duluth to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 2, 2026.

This United Airlines deal was found by Cheapflights users on 6/1. 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 10/315:00 am
DLH
-
IAH
1 stop5h 33m
United Airlines
Tue 11/36:20 pm
IAH
-
DLH
1 stop6h 33m
United Airlines
Deal found 6/1$398
This United Airlines deal was found by Cheapflights users on 6/1. 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.
Thu 7/96:25 pm
DLH
-
IAH
1 stop6h 09m
United Airlines
Mon 7/135:04 am
IAH
-
DLH
1 stop18h 19m
United Airlines
Deal found 6/1$542
This Delta deal was found by Cheapflights users on 5/31. 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 7/94:25 pm
DLH
-
IAH
1 stop5h 10m
Delta
Mon 7/136:30 am
IAH
-
DLH
1 stop4h 34m
Delta
Deal found 5/31$548
This United Airlines deal was found by Cheapflights users on 6/1. 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.
Tue 7/146:25 pm
DLH
-
IAH
1 stop6h 09m
United Airlines
Wed 7/226:10 am
IAH
-
DLH
1 stop8h 16m
United Airlines
Deal found 6/1$591
This Delta deal was found by Cheapflights users on 5/30. 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 6/512:46 pm
DLH
-
IAH
2 stops11h 08m
Delta
Tue 6/95:40 pm
IAH
-
DLH
1 stop5h 10m
Delta
Deal found 5/30$749
This Delta deal was found by Cheapflights users on 5/28. 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 5/295:15 am
DLH
-
IAH
1 stop4h 36m
Delta
Sun 6/710:52 am
IAH
-
DLH
1 stop4h 57m
Delta
Deal found 5/28$763
This United Airlines deal was found by Cheapflights users on 5/27. 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 5/293:03 pm
DLH
-
IAH
1 stop5h 47m
United Airlines
Sun 6/710:08 pm
IAH
-
DLH
1 stop25h 15m
United Airlines
Deal found 5/27$770
This Delta deal was found by Cheapflights users on 5/30. 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 6/512:46 pm
DLH
-
HOU
2 stops9h 40m
Delta
Tue 6/96:03 am
HOU
-
DLH
2 stops9h 46m
Delta
Deal found 5/30$1,159
This Delta deal was found by Cheapflights users on 5/30. 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.
Mon 7/65:00 am
DLH
-
HOU
2 stops11h 23m
Delta
Wed 7/810:40 am
HOU
-
DLH
2 stops12h 09m
Delta
Deal found 5/30$1,839

Find flight deals from Duluth to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Duluth (DLH) to Houston (HO1). 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 June 2, 2026.

Round-trip from

$398
(United Airlines)
From Duluth Intl to Houston
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Duluth to Houston 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 June 2, 2026.
Use the filters below to find and compare flights from Duluth to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Sat 10/31

3:14 pm-9:00 pm

1 stop5h 46m

Houston George Bush Intcntl

Tue 11/3

5:00 am-10:44 am

1 stop5h 44m

$398

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Thu 7/9

6:25 pm-12:34 am

1 stop6h 09m

Houston George Bush Intcntl

Mon 7/13

5:04 am-11:23 pm

1 stop18h 19m

$542

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Tue 7/14

6:25 pm-12:34 am

1 stop6h 09m

Houston George Bush Intcntl

Wed 7/22

6:10 am-2:26 pm

1 stop8h 16m

$542
Quickest round-trip

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Thu 7/9

4:25 pm-9:35 pm

1 stop5h 10m

Houston George Bush Intcntl

Mon 7/13

6:30 am-11:04 am

1 stop4h 34m

$548

DuluthHouston

DLH - HOU

DLHHOU

Duluth Intl

Mon 7/6

5:00 am-4:23 pm

2 stops11h 23m

Houston Hobby

Wed 7/8

10:40 am-10:49 pm

2 stops12h 09m

$1,839
Cheapest one-way
Quickest one-way

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Sun 6/14

11:48 am-5:43 pm

1 stop5h 55m

$492

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/30

Sorted by cheapest first

Best time to book a flight from Duluth to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Duluth 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 Duluth to Houston
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Duluth to Houston. 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 Duluth to Houston?

    Duluth Intl (DLH), located 5.8 mi from the city center, is the airport you fly out of when you book flights from Duluth to Houston. 1 airline have flights from Duluth Intl to Houston on a regular basis. Booking flights from Duluth Intl to Houston should not be difficult; the airport handles an average of 0 outbound flights to Houston per day.

  • How long is the flight from Duluth to Houston?

    There are many flights that can get you from Duluth to Houston in 5h 46m. Fly via United Airlines or Delta to get the fastest option. The distance from Duluth to Houston is about 1176 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 Duluth to Houston round-trip?

    Cheapflights users have booked flights from Duluth to Houston round-trip from $248.

  • Can I find deals for flights from Duluth to Houston that include hotel bookings?

    Yes. In addition to deals on Duluth to Houston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Duluth to Houston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Duluth to Houston.

  • Can I find deals for business class flights from Duluth to Houston?

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

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Duluth to Houston

Discover the top airline that operate flights from Duluth to Houston. 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 June 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$508FlexibilityNo cancel feeOn-timeN/A

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