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Duluth

$298+ Cheap flights from Houston to Duluth (DLH)

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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — DLH
Aug 17 — Aug 241
Mon 8/17
Mon 8/24
1 adult, Economy
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Cheap flight deals from Houston to Duluth

Cheapest flights from Houston to Duluth
Explore the most affordable flight options available from Houston to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.

This Delta deal was found by Cheapflights users on 7/13. 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 8/85:00 pm
IAH
-
DLH
1 stop5h 41m
Delta
Fri 8/145:15 am
DLH
-
IAH
1 stop4h 44m
Delta
Deal found 7/13$308
This United Airlines deal was found by Cheapflights users on 7/13. 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.
Wed 8/56:10 am
IAH
-
DLH
1 stop8h 16m
United Airlines
Tue 8/116:23 pm
DLH
-
IAH
1 stop6h 04m
United Airlines
Deal found 7/13$325
This Delta deal was found by Cheapflights users on 7/13. 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 8/72:27 pm
IAH
-
DLH
1 stop5h 17m
Delta
Thu 8/1311:41 am
DLH
-
IAH
1 stop5h 59m
Delta
Deal found 7/13$388
This United Airlines deal was found by Cheapflights users on 7/15. 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.
Wed 10/286:15 am
IAH
-
DLH
1 stop8h 18m
United Airlines
Sat 10/316:23 pm
DLH
-
IAH
1 stop6h 07m
United Airlines
Deal found 7/15$398
This Delta deal was found by Cheapflights users on 7/15. 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.
Wed 9/162:42 pm
IAH
-
DLH
1 stop4h 43m
Delta
Sun 9/205:15 am
DLH
-
IAH
1 stop4h 42m
Delta
Deal found 7/15$418
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.
Sat 8/156:00 am
HOU
-
DLH
2 stops9h 31m
Delta
Fri 8/2111:41 am
DLH
-
HOU
2 stops10h 24m
Delta
Deal found 7/17$429
This Delta deal was found by Cheapflights users on 7/15. 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.
Thu 9/176:10 am
IAH
-
DLH
1 stop4h 53m
Delta
Mon 9/218:10 am
DLH
-
IAH
1 stop4h 50m
Delta
Deal found 7/15$438
This Delta deal was found by Cheapflights users on 7/14. 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 7/166:30 am
IAH
-
DLH
1 stop4h 34m
Delta
Fri 7/245:00 am
DLH
-
IAH
1 stop4h 59m
Delta
Deal found 7/14$463
This United Airlines deal was found by Cheapflights users on 7/15. 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 7/175:09 pm
IAH
-
DLH
1 stop6h 14m
United Airlines
Sun 7/196:25 pm
DLH
-
IAH
1 stop6h 09m
United Airlines
Deal found 7/15$468
This United Airlines deal was found by Cheapflights users on 7/13. 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 7/316:10 am
IAH
-
DLH
1 stop8h 16m
United Airlines
Thu 8/66:25 pm
DLH
-
IAH
1 stop6h 09m
United Airlines
Deal found 7/13$481
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.
Wed 10/77:00 am
IAH
-
DLH
2 stops12h 21m
Delta
Sun 10/115:14 am
DLH
-
IAH
1 stop4h 47m
Delta
Deal found 7/17$484
This Delta deal was found by Cheapflights users on 7/14. 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.
Fri 9/255:46 pm
IAH
-
DLH
1 stop4h 49m
Delta
Mon 9/285:15 am
DLH
-
IAH
1 stop7h 45m
Delta
Deal found 7/14$488

Find flight deals from Houston to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Duluth (DLH). 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 18, 2026.

Round-trip from

$308
(Delta)

One-way from

$298
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$308
From Houston to Duluth Intl
Search Deals
One-way flight from Houston to Duluth Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to Duluth 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 18, 2026.
Use the filters below to find and compare flights from Houston to Duluth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Wed 8/5

6:10 am-2:26 pm

1 stop8h 16m

Duluth Intl

Tue 8/11

6:23 pm-12:27 am

1 stop6h 04m

$325

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Sat 11/7

3:20 pm-11:04 pm

1 stop7h 44m

Duluth Intl

Wed 11/11

6:23 pm-12:30 am

1 stop6h 07m

$398

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Sat 10/24

6:15 am-2:29 pm

1 stop8h 14m

Duluth Intl

Wed 10/28

6:23 pm-12:30 am

1 stop6h 07m

$398

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Wed 10/28

6:15 am-2:33 pm

1 stop8h 18m

Duluth Intl

Sat 10/31

6:23 pm-12:30 am

1 stop6h 07m

$398
Quickest round-trip

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Wed 9/16

2:42 pm-7:25 pm

1 stop4h 43m

Duluth Intl

Sun 9/20

5:15 am-9:57 am

1 stop4h 42m

$418

HoustonDuluth

HOU - DLH

HOUDLH

Houston Hobby

Sat 8/15

6:00 am-3:31 pm

2 stops9h 31m

Duluth Intl

Fri 8/21

11:41 am-10:05 pm

2 stops10h 24m

$429

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Fri 7/31

6:10 am-2:26 pm

1 stop8h 16m

Duluth Intl

Thu 8/6

6:25 pm-12:34 am

1 stop6h 09m

$481

HoustonDuluth

HOU - DLH

HOUDLH

Houston Hobby

Fri 9/25

11:00 am-10:35 pm

2 stops11h 35m

Duluth Intl

Tue 9/29

8:10 am-4:31 pm

2 stops8h 21m

$704

HoustonDuluth

HOU - DLH

HOUDLH

Houston Hobby

Sat 8/8

10:50 am-10:41 pm

2 stops11h 51m

Duluth Intl

Fri 8/14

5:15 am-4:25 pm

2 stops11h 10m

$894

HoustonDuluth

HOU - DLH

HOUDLH

Houston Hobby

Sun 8/2

10:40 am-7:25 pm

2 stops8h 45m

Duluth Intl

Sat 8/8

11:41 am-9:23 pm

2 stops9h 42m

$987

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/17

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Houston to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from Houston 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 Houston to Duluth

How much does it cost to fly round-trip from Houston to Duluth?

Reviews of airlines servicing Duluth

Get insights into the airlines that provide service to Duluth. 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 Duluth. Reviews last updated July 18, 2026.
See what other customers who have flown with Delta from Houston to Duluth have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,478 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.8

Food

7.2

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Aug 2023

BDL - MSP

The seats were wayyyy too small! If you are a larger person buying 2 seats would not work as arm rests do not go up
Delta
7.8
Good
8,478 reviews
Delta
7.8
Good
8,478 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.8

Food

7.2

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Aug 2023

BDL - MSP

The seats were wayyyy too small! If you are a larger person buying 2 seats would not work as arm rests do not go up

Related info for your journey

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

    For a flight from Houston to Duluth, you will be flying into Duluth Intl. Duluth Intl (DLH) is just 5.8 mi from the center of the city. Duluth Intl is the only Duluth airport and it handles 0 inbound flights from Houston per day. 1 airline has flights to Duluth Intl from Houston on a regular basis.

  • How long is the flight from Houston to Duluth?

    A quick flight from Houston to Duluth can take about 5h 17m. United Airlines provides one of the quickest options available for as low as $388. Houston and Duluth are separated by a distance of 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 Houston to Duluth round-trip?

    Cheapflights users have booked flights from Houston to Duluth round-trip from $298. Users have found that Delta is 34% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Houston to Duluth 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

Traveling to a place near Duluth?

Book flights to Duluth if you plan to visit one of these locations
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Top airline flying from Houston to Duluth

Discover the top airline that operate flights from Houston to Duluth. 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 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$298Average$436FlexibilityNo cancel feeOn-timeN/A

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