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$269+ Cheap flights from Houston to Duluth (DLH)

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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — DLH
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap 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 May 1, 2025.

Round-trip from

$269
(Delta)

Popular in

March

Cheapest in

January

Average price

$430
From Houston to Duluth Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($75 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
Search Deals

Find 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 May 1, 2025.

This Delta deal was found by Cheapflights users on 4/30. 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.
Wed 5/285:36 pmIAH - DLH
1 stop6h 02mDelta
Wed 6/44:16 pmDLH - IAH
1 stop6h 41mDelta
Deal found 4/30$298
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/265:00 amIAH - DLH
1 stop5h 51mUnited Airlines
Tue 8/53:03 pmDLH - IAH
1 stop7h 21mUnited Airlines
Deal found 4/30$432
This Delta deal was found by Cheapflights users on 4/29. 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 6/106:00 amHOU - DLH
2 stops8h 11mDelta
Fri 6/135:15 amDLH - HOU
2 stops10h 08mDelta
Deal found 4/29$699

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 May 1, 2025.
Use the filters below to find and compare flights from Houston to Duluth that are best for you.

Fly from

Houston

Fly to

Duluth

Route

Depart

Return

Price

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Sat 7/26

3:10 pm-10:44 pm

2 stops7h 34m

Duluth Intl

Tue 8/5

6:03 pm-11:24 pm

1 stop5h 21m

$269

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Thu 5/22

5:05 am-10:52 am

1 stop5h 47m

Duluth Intl

Sun 5/25

3:04 pm-11:24 pm

1 stop8h 20m

$328

HoustonDuluth

HOU - DLH

HOUDLH

Houston Hobby

Tue 6/10

6:00 am-2:11 pm

2 stops8h 11m

Duluth Intl

Fri 6/13

5:15 am-3:23 pm

2 stops10h 08m

$699

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

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

What is the cheapest month to book a flight from Houston to Duluth?

Currently, January is the cheapest month in which you can book a flight from Houston to Duluth (average of $335). Flying from Houston to Duluth in June is currently the most expensive (average of $483). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HOU to DLH?

Find hourly flight availability from Houston to Duluth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

It’s optimal to fly from Houston to Duluth at noon. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight in the morning.

Rainfall in Duluth by month

Plan your trip to Duluth by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Duluth ranges from 0.6 - 3.6 inches per month. August is typically the wettest month, when rainfall can reach 3.6 in. February is typically the driest time to visit Duluth when rainfall is around 0.6 in.

Temperature in Duluth by month

Plan your trip to Duluth by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Duluth, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.2 F).

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 May 1, 2025.
Read through reviews of airlines operating flights from Houston to Duluth, such as Delta and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

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
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

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
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

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. 2 airlines have flights to Duluth Intl from Houston on a regular basis.

  • What are the cheapest airlines flying from Houston to Duluth round-trip?

    Cheapflights users have booked flights from Houston to Duluth round-trip from $269. Another airline that can offer you cheap pricing is United Airlines. Users have found that Delta is 41% 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.

  • What is the cheapest month to book a flight from Houston to Duluth?

    Currently, January is the cheapest month in which you can book a flight from Houston to Duluth (average of $335). Flying from Houston to Duluth in June is currently the most expensive (average of $483). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston?

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Top 2 airlines flying from Houston to Duluth

Discover the top 2 airlines 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$247Average$323FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$248Average$451FlexibilityNo cancel feeOn-time69%

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