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Duluth

$169+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — DLH
May 17 — May 241
Sun 5/17
Sun 5/24
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 April 17, 2026.

This Delta deal was found by Cheapflights users on 4/13. 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 5/2910:45 am
IAH
-
DLH
1 stop5h 03m
Delta
Thu 6/45:15 am
DLH
-
IAH
1 stop4h 36m
Delta
Deal found 4/13$328
This Delta deal was found by Cheapflights users on 4/12. 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 9/86:30 am
IAH
-
DLH
1 stop4h 27m
Delta
Sun 9/135:10 am
DLH
-
IAH
1 stop4h 49m
Delta
Deal found 4/12$343
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Mon 5/45:25 pm
IAH
-
DLH
1 stop7h 17m
United Airlines
Mon 5/116:44 pm
DLH
-
IAH
1 stop6h 15m
United Airlines
Deal found 4/16$439
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Thu 4/166:40 pm
IAH
-
DLH
1 stop5h 49m
United Airlines
Thu 4/236:57 pm
DLH
-
IAH
1 stop6h 51m
United Airlines
Deal found 4/16$478
This Delta deal was found by Cheapflights users on 4/13. 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.
Tue 4/2810:53 am
HOU
-
DLH
2 stops9h 04m
Delta
Sat 5/212:47 pm
DLH
-
HOU
2 stops9h 37m
Delta
Deal found 4/13$574
This Delta deal was found by Cheapflights users on 4/16. 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 5/110:53 am
HOU
-
DLH
2 stops11h 53m
Delta
Tue 5/55:00 am
DLH
-
HOU
2 stops7h 40m
Delta
Deal found 4/16$869
This Delta deal was found by Cheapflights users on 4/14. 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 5/296:00 am
HOU
-
DLH
2 stops9h 48m
Delta
Thu 6/47:58 am
DLH
-
HOU
2 stops8h 11m
Delta
Deal found 4/14$905
This Delta deal was found by Cheapflights users on 4/15. 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.
Tue 9/81:00 pm
HOU
-
DLH
2 stops10h 38m
Delta
Sun 9/135:10 am
DLH
-
HOU
2 stops11h 13m
Delta
Deal found 4/15$964
This Delta deal was found by Cheapflights users on 4/16. 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.
Mon 5/256:00 am
HOU
-
DLH
2 stops9h 48m
Delta
Mon 6/112:46 pm
DLH
-
HOU
2 stops9h 40m
Delta
Deal found 4/16$1,249
This Delta deal was found by Cheapflights users on 4/16. 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.
Mon 5/410:53 am
HOU
-
DLH
2 stops9h 04m
Delta
Mon 5/1112:46 pm
DLH
-
HOU
2 stops9h 40m
Delta
Deal found 4/16$1,269
This Delta deal was found by Cheapflights users on 4/14. 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.
Wed 4/296:00 am
HOU
-
DLH
2 stops9h 48m
Delta
Sun 5/35:00 am
DLH
-
HOU
2 stops7h 40m
Delta
Deal found 4/14$1,635

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 April 17, 2026.

Round-trip from

$328
(Delta)

One-way from

$169
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$368
From Houston to Duluth Intl
Search Deals
One-way flight from Houston to Duluth Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 17, 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

Fri 5/29

10:45 am-3:48 pm

1 stop5h 03m

Duluth Intl

Thu 6/4

5:15 am-9:51 am

1 stop4h 36m

$328
Quickest round-trip

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Tue 9/8

6:30 am-10:57 am

1 stop4h 27m

Duluth Intl

Sun 9/13

5:10 am-9:59 am

1 stop4h 49m

$343

HoustonDuluth

HOU - DLH

HOUDLH

Houston Hobby

Tue 4/28

10:53 am-7:57 pm

2 stops9h 04m

Duluth Intl

Sat 5/2

12:47 pm-10:24 pm

2 stops9h 37m

$574

HoustonDuluth

HOU - DLH

HOUDLH

Houston Hobby

Fri 5/29

6:00 am-3:48 pm

2 stops9h 48m

Duluth Intl

Thu 6/4

7:58 am-4:09 pm

2 stops8h 11m

$905

HoustonDuluth

HOU - DLH

HOUDLH

Houston Hobby

Tue 9/8

1:00 pm-11:38 pm

2 stops10h 38m

Duluth Intl

Sun 9/13

5:10 am-4:23 pm

2 stops11h 13m

$964

HoustonDuluth

HOU - DLH

HOUDLH

Houston Hobby

Mon 5/25

6:00 am-3:48 pm

2 stops9h 48m

Duluth Intl

Mon 6/1

12:46 pm-10:26 pm

2 stops9h 40m

$1,249

HoustonDuluth

HOU - DLH

HOUDLH

Houston Hobby

Wed 4/29

6:00 am-3:48 pm

2 stops9h 48m

Duluth Intl

Sun 5/3

5:00 am-12:40 pm

2 stops7h 40m

$1,635
Cheapest one-way

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Wed 5/27

6:00 am-12:04 pm

1 stop6h 04m

$200

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Thu 5/28

7:00 am-3:48 pm

2 stops8h 48m

$206

HoustonDuluth

HOU - DLH

HOUDLH

Houston Hobby

Wed 7/15

6:00 am-3:27 pm

2 stops9h 27m

$314

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 16 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
No data available for this route at this time. Please check back soon.

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 April 17, 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
7.9
Good
8,406 reviews

Entertainment

7.8

Crew

8.5

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

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
7.9
Good
8,406 reviews
Delta
7.9
Good
8,406 reviews

Entertainment

7.8

Crew

8.5

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

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 03m. Delta provides one of the quickest options available for as low as $328. Houston and Duluth are separated by a distance of 1176 mi.

  • 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 $263. Users have found that Delta is 42% 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
Two Harbors

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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 April 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$263Average$353FlexibilityNo cancel feeOn-timeN/A

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