$308+ 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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — HOU
Aug 20 — Aug 271
Round-trip
1 adult, Economy
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Find cheap flights from Duluth to Houston with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Duluth to Houston
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Best
Last-minute
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Cheapest flights from Duluth to HoustonExplore 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 July 21, 2026.
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 July 21, 2026.
This Delta deal was found by Cheapflights users on 7/17. 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 10/2312:30 pm
DLH
- IAH
1 stop5h 20m
Delta
Tue 10/272:30 pm
IAH
- DLH
1 stop4h 51m
Delta
Deal found 7/17![Delta logo]()
$308
This Delta deal was found by Cheapflights users on 7/21. 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 8/208:18 am
DLH
- IAH
1 stop4h 47m
Delta
Thu 8/275:48 pm
IAH
- DLH
1 stop4h 53m
Delta
Deal found 7/21![Delta logo]()
$318
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.
Sat 11/2112:00 pm
DLH
- IAH
2 stops11h 58m
Delta
Mon 11/235:50 pm
IAH
- DLH
1 stop4h 58m
Delta
Deal found 7/20![Delta logo]()
$334
This United Airlines deal was found by Cheapflights users on 7/16. 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.
Fri 7/316:25 pm
DLH
- IAH
1 stop6h 09m
United Airlines
Tue 8/45:04 am
IAH
- DLH
1 stop5h 37m
United Airlines
Deal found 7/16![United Airlines logo]()
$358
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:23 pm
DLH
- IAH
1 stop6h 07m
United Airlines
Sun 11/155:00 am
IAH
- DLH
1 stop5h 44m
United Airlines
Deal found 7/20![United Airlines logo]()
$398
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 7/248:00 am
DLH
- IAH
1 stop5h 14m
Delta
Sun 7/266:30 am
IAH
- DLH
1 stop4h 34m
Delta
Deal found 7/19![Delta logo]()
$458
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.
Thu 9/311:41 am
DLH
- HOU
2 stops10h 24m
Delta
Thu 9/106:00 am
HOU
- DLH
2 stops9h 29m
Delta
Deal found 7/20![Delta logo]()
$795
This Delta deal was found by Cheapflights users on 7/17. 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 10/235:14 am
DLH
- HOU
2 stops11h 19m
Delta
Tue 10/2711:05 am
HOU
- DLH
2 stops8h 16m
Delta
Deal found 7/17![Delta logo]()
$864
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 7/245:00 am
DLH
- HOU
2 stops11h 22m
Delta
Sun 7/2610:40 am
HOU
- DLH
2 stops12h 09m
Delta
Deal found 7/19![Delta logo]()
$873
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.
Tue 8/185:15 am
DLH
- HOU
2 stops11h 10m
Delta
Mon 8/2410:50 am
HOU
- DLH
2 stops8h 54m
Delta
Deal found 7/20![Delta logo]()
$887
This Delta deal was found by Cheapflights users on 7/16. 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.
Fri 8/145:15 am
DLH
- HOU
2 stops11h 10m
Delta
Thu 8/206:00 am
HOU
- DLH
2 stops9h 31m
Delta
Deal found 7/16![Delta logo]()
$1,037
Best flights from Duluth to HoustonDiscover carefully curated flight deals from Duluth to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 21, 2026.
Discover carefully curated flight deals from Duluth to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 21, 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.
Sat 11/215:10 am
DLH
- IAH
1 stop4h 58m
Delta
Mon 11/236:30 am
IAH
- DLH
1 stop4h 45m
Delta
Deal found 7/20![Delta logo]()
$308
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/96:10 pm
DLH
- IAH
1 stop6h 04m
United Airlines
Wed 1/137:20 am
IAH
- DLH
1 stop7h 13m
United Airlines
Deal found 7/20![United Airlines logo]()
$398
This Delta deal was found by Cheapflights users on 7/17. 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 10/2312:30 pm
DLH
- IAH
1 stop5h 20m
Delta
Tue 10/272:30 pm
IAH
- DLH
1 stop4h 51m
Delta
Deal found 7/17![Delta logo]()
$308
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:23 pm
DLH
- IAH
1 stop6h 07m
United Airlines
Sun 11/155:00 am
IAH
- DLH
1 stop5h 44m
United Airlines
Deal found 7/20![United Airlines logo]()
$398
This United Airlines deal was found by Cheapflights users on 7/16. 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.
Sat 1/96:10 pm
DLH
- IAH
1 stop6h 04m
United Airlines
Tue 1/125:00 am
IAH
- DLH
1 stop5h 42m
United Airlines
Deal found 7/16![United Airlines logo]()
$423
This Delta deal was found by Cheapflights users on 7/17. 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 10/235:14 am
DLH
- HOU
2 stops11h 19m
Delta
Tue 10/2711:05 am
HOU
- DLH
2 stops8h 16m
Delta
Deal found 7/17![Delta logo]()
$864
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.
Tue 8/185:15 am
DLH
- HOU
2 stops11h 10m
Delta
Mon 8/2410:50 am
HOU
- DLH
2 stops8h 54m
Delta
Deal found 7/20![Delta logo]()
$887
This Delta deal was found by Cheapflights users on 7/16. 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.
Fri 8/145:15 am
DLH
- HOU
2 stops11h 10m
Delta
Thu 8/206:00 am
HOU
- DLH
2 stops9h 31m
Delta
Deal found 7/16![Delta logo]()
$1,037
Last-minute flights from Duluth to HoustonDiscover last-minute flight deals from Duluth to Houston. Data last updated July 21, 2026 and is based on user searches.
Discover last-minute flight deals from Duluth to Houston. Data last updated July 21, 2026 and is based on user searches.
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 7/248:00 am
DLH
- IAH
1 stop5h 14m
Delta
Sun 7/266:30 am
IAH
- DLH
1 stop4h 34m
Delta
Deal found 7/19![Delta logo]()
$458
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 7/245:00 am
DLH
- HOU
2 stops11h 22m
Delta
Sun 7/2610:40 am
HOU
- DLH
2 stops12h 09m
Delta
Deal found 7/19![Delta logo]()
$873
This deal was found by Cheapflights users on 7/17. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:25 pm
DLH
- IAH
1 stop6h 09m
United Airlines
Mon 8/37:24 am
IAH
- DLH
1 stop7h 02m
United Airlines
Deal found 7/17![United Airlines logo]()
$922
This United Airlines deal was found by Cheapflights users on 7/16. 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.
Fri 7/316:25 pm
DLH
- IAH
1 stop6h 09m
United Airlines
Tue 8/45:04 am
IAH
- DLH
1 stop5h 37m
United Airlines
Deal found 7/16![United Airlines logo]()
$358
This Delta deal was found by Cheapflights users on 7/16. 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.
Fri 7/3111:50 am
DLH
- IAH
2 stops10h 34m
Delta
Tue 8/410:21 am
IAH
- DLH
2 stops12h 20m
Delta
Deal found 7/16![Delta logo]()
$1,517
This Delta deal was found by Cheapflights users on 7/16. 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.
Fri 8/145:15 am
DLH
- HOU
2 stops11h 10m
Delta
Thu 8/206:00 am
HOU
- DLH
2 stops9h 31m
Delta
Deal found 7/16![Delta logo]()
$1,037
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.
Tue 8/185:15 am
DLH
- HOU
2 stops11h 10m
Delta
Mon 8/2410:50 am
HOU
- DLH
2 stops8h 54m
Delta
Deal found 7/20![Delta logo]()
$887
This Delta deal was found by Cheapflights users on 7/21. 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 8/208:18 am
DLH
- IAH
1 stop4h 47m
Delta
Thu 8/275:48 pm
IAH
- DLH
1 stop4h 53m
Delta
Deal found 7/21![Delta logo]()
$318
This United Airlines deal was found by Cheapflights users on 7/21. 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 8/206:23 pm
DLH
- IAH
2 stops13h 49m
United Airlines
Thu 8/2710:00 am
IAH
- DLH
2 stops13h 22m
United Airlines
Deal found 7/21![United Airlines logo]()
$656
One-way flights from Duluth to HoustonSearch for one-way flight options from Duluth to Houston. Find affordable one-way fares based on user searches. Data last updated July 21, 2026.
Search for one-way flight options from Duluth to Houston. Find affordable one-way fares based on user searches. Data last updated July 21, 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.
Thu 7/238:00 am
DLH
- IAH
1 stop5h 14m
Delta
Deal found 7/20![Delta logo]()
$513
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 July 21, 2026.
Round-trip from | $308 (Delta) |
|---|
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 July 21, 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
Cheapest round-trip
Quickest round-trip
DuluthHouston
DLH - IAH
DLHIAH
Duluth Intl
Sat 11/21
5:10 am-10:08 am
1 stop4h 58m
Houston George Bush Intcntl
Mon 11/23
6:30 am-11:15 am
1 stop4h 45m
$308
DuluthHouston
DLH - IAH
DLHIAH
Duluth Intl
Fri 10/23
12:30 pm-5:50 pm
1 stop5h 20m
Houston George Bush Intcntl
Tue 10/27
2:30 pm-7:21 pm
1 stop4h 51m
$308
DuluthHouston
DLH - IAH
DLHIAH
Duluth Intl
Sat 1/9
6:10 pm-12:14 am
1 stop6h 04m
Houston George Bush Intcntl
Wed 1/13
7:20 am-2:33 pm
1 stop7h 13m
$398
DuluthHouston
DLH - IAH
DLHIAH
Duluth Intl
Sun 11/8
6:23 pm-12:30 am
1 stop6h 07m
Houston George Bush Intcntl
Sun 11/15
5:00 am-10:44 am
1 stop5h 44m
$398
DuluthHouston
DLH - IAH
DLHIAH
Duluth Intl
Sat 1/9
6:10 pm-12:14 am
1 stop6h 04m
Houston George Bush Intcntl
Tue 1/12
5:00 am-10:42 am
1 stop5h 42m
$423
DuluthHouston
DLH - HOU
DLHHOU
Duluth Intl
Fri 10/23
5:14 am-4:33 pm
2 stops11h 19m
Houston Hobby
Tue 10/27
11:05 am-7:21 pm
2 stops8h 16m
$864
DuluthHouston
DLH - HOU
DLHHOU
Duluth Intl
Tue 8/18
5:15 am-4:25 pm
2 stops11h 10m
Houston Hobby
Mon 8/24
10:50 am-7:44 pm
2 stops8h 54m
$887
DuluthHouston
DLH - HOU
DLHHOU
Duluth Intl
Fri 8/14
5:15 am-4:25 pm
2 stops11h 10m
Houston Hobby
Thu 8/20
6:00 am-3:31 pm
2 stops9h 31m
$1,037
Cheapest one-way
Quickest one-way
DuluthHouston
DLH - IAH
DLHIAH
Duluth Intl
Thu 7/23
8:00 am-1:14 pm
1 stop5h 14m
$513
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.
DLH-HO1
DLH-IAH
DLH-HOU
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
DLH-HO1
DLH-IAH
DLH-HOU
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Houston
Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated July 21, 2026.
Read through reviews of airlines operating flights from Duluth to Houston, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentRona,Feb 2024
MSP - DEN
Boarding
8.1
Crew
8.5
Food
7.2
Entertainment
7.8
Comfort
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentRona,Feb 2024
MSP - DEN
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.
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Alternative routes for Duluth to Houston
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Complete your trip
Complete your trip to Houston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Duluth to Houston by cabin class
Find flights from Duluth to Houston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Duluth and Houston flights
Browse other Duluth and Houston flight options. Last updated on July 21, 2026.
Other flights from Duluth
Browse through other flights departing from Duluth. Flights are based on user searches made on Cheapflights and were last updated on July 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 July 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$248 | Average$458 | FlexibilityNo cancel fee | On-timeN/A |