What is the cheapest airline that flies from Duluth Intl to Houston?

Delta is the most popular carrier operating from Duluth Intl to Houston

When did momondo last update prices for flights from Duluth Intl Airport to Houston?

Prices for flights from Duluth Intl Airport to Houston are updated daily.

How many operators does momondo search for flights from Duluth Intl Airport to Houston?

As of December 2025, there is 1 operator available to choose from for flights from Duluth Intl Airport to Houston.

How old do you have to be to fly from Duluth Intl Airport to Houston?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Duluth Intl Airport to Houston.

What documentation or ID do you need to fly to Houston?

The travel and health documents required for your trip to Houston can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Houston. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$211 Cheap Flights from Duluth to Houston in 2025/26

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Find the cheapest flights from Duluth to Houston

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:24 pm - 11:15 pm

DLH

IAH

6h 51m1 stop

4:46 pm - 11:52 pm

IAH

DLH

7h 06m1 stop

$288Delta

Mon, Jan 12 - Mon, Jan 19

4:24 pm - 11:56 pm

DLH

IAH

7h 32m2 stops

4:46 pm - 11:52 pm

IAH

DLH

7h 06m1 stop

$294Delta

Mon, Jan 12 - Mon, Jan 19

3:19 pm - 11:13 pm

DLH

IAH

7h 54m1 stop

5:00 am - 10:43 am

IAH

DLH

5h 43m1 stop

$348United Airlines

Wed, Feb 18 - Mon, Feb 23

4:24 pm - 11:56 pm

DLH

IAH

7h 32m2 stops

3:03 pm - 11:52 pm

IAH

DLH

8h 49m2 stops

$349Delta

Mon, Jan 12 - Mon, Jan 19

11:26 am - 5:16 pm

DLH

IAH

5h 50m1 stop

5:00 am - 10:44 am

IAH

DLH

5h 44m1 stop

$367United Airlines

Thu, Apr 16 - Sun, Apr 19

3:05 pm - 9:28 pm

DLH

IAH

6h 23m1 stop

7:20 am - 2:30 pm

IAH

DLH

7h 10m1 stop

$392United Airlines

Tue, Feb 3 - Sat, Feb 7

3:05 pm - 12:12 am

DLH

IAH

9h 07m1 stop

8:23 am - 2:30 pm

IAH

DLH

6h 07m1 stop

$431United Airlines

Sat, Jan 17 - Wed, Jan 21

3:05 pm - 12:12 am

DLH

IAH

9h 07m1 stop

7:20 am - 2:30 pm

IAH

DLH

7h 10m1 stop

$439United Airlines

Sat, Jan 17 - Wed, Jan 21

3:05 pm - 10:58 pm

DLH

IAH

7h 53m1 stop

7:40 am - 9:59 pm

IAH

DLH

14h 19m2 stops

$489United Airlines

Tue, Feb 3 - Sat, Feb 7

3:05 pm - 8:20 am

DLH

IAH

17h 15m2 stops

8:23 am - 2:30 pm

IAH

DLH

6h 07m1 stop

$507United Airlines

Sat, Jan 17 - Wed, Jan 21

Delta flights from Duluth to Houston

Our best Delta deals on Duluth to Houston flight tickets

Delta

Apr 16

DLH12:00 pmDuluth Intl

9h 59m

2 stops

IAH9:59 pmHouston George Bush Intcntl

Apr 19

IAH5:25 amHouston George Bush Intcntl

9h 54m

2 stops

DLH3:19 pmDuluth Intl

$877

Find similar

Delta

Jan 5

DLH11:56 amDuluth Intl

10h 37m

2 stops

HOU10:33 pmHouston Hobby

Jan 13

HOU5:45 amHouston Hobby

9h 59m

2 stops

DLH3:44 pmDuluth Intl

$1,540

Find similar

United Airlines flights from Duluth to Houston

Our best United Airlines deals on Duluth to Houston flight tickets

United Airlines

Apr 16

DLH11:26 amDuluth Intl

5h 50m

1 stop

IAH5:16 pmHouston George Bush Intcntl

Apr 19

IAH5:00 amHouston George Bush Intcntl

5h 44m

1 stop

DLH10:44 amDuluth Intl

$367

Find similar

United Airlines

Feb 3

DLH3:05 pmDuluth Intl

6h 23m

1 stop

IAH9:28 pmHouston George Bush Intcntl

Feb 7

IAH7:20 amHouston George Bush Intcntl

7h 10m

1 stop

DLH2:30 pmDuluth Intl

$392

Find similar

United Airlines

Jan 17

DLH3:05 pmDuluth Intl

9h 07m

1 stop

IAH12:12 amHouston George Bush Intcntl

Jan 21

IAH8:23 amHouston George Bush Intcntl

6h 07m

1 stop

DLH2:30 pmDuluth Intl

$431

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Mon 1/12

4:24 pm-11:15 pm

1 stop6h 51m

Houston George Bush Intcntl

Mon 1/19

4:46 pm-11:52 pm

1 stop7h 06m

$288

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Mon 1/12

4:24 pm-11:56 pm

2 stops7h 32m

Houston George Bush Intcntl

Mon 1/19

4:46 pm-11:52 pm

1 stop7h 06m

$294

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Wed 2/18

3:19 pm-11:13 pm

1 stop7h 54m

Houston George Bush Intcntl

Mon 2/23

5:00 am-10:43 am

1 stop5h 43m

$348

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Mon 1/12

4:24 pm-11:56 pm

2 stops7h 32m

Houston George Bush Intcntl

Mon 1/19

3:03 pm-11:52 pm

2 stops8h 49m

$349

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Thu 4/16

11:26 am-5:16 pm

1 stop5h 50m

Houston George Bush Intcntl

Sun 4/19

5:00 am-10:44 am

1 stop5h 44m

$367

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Tue 2/3

3:05 pm-9:28 pm

1 stop6h 23m

Houston George Bush Intcntl

Sat 2/7

7:20 am-2:30 pm

1 stop7h 10m

$392

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Sat 1/17

3:05 pm-12:12 am

1 stop9h 07m

Houston George Bush Intcntl

Wed 1/21

8:23 am-2:30 pm

1 stop6h 07m

$431

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Sat 1/17

3:05 pm-12:12 am

1 stop9h 07m

Houston George Bush Intcntl

Wed 1/21

7:20 am-2:30 pm

1 stop7h 10m

$439

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Tue 2/3

3:05 pm-10:58 pm

1 stop7h 53m

Houston George Bush Intcntl

Sat 2/7

7:40 am-9:59 pm

2 stops14h 19m

$489

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Sat 1/17

3:05 pm-8:20 am

2 stops17h 15m

Houston George Bush Intcntl

Wed 1/21

8:23 am-2:30 pm

1 stop6h 07m

$507

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from Duluth to Houston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Houston?

On average, the least expensive day to fly to Houston from Duluth is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $395. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Friday is $517.

What is the cheapest time of day to depart on your flight to Houston?

Our data shows that the cheapest Duluth to Houston flights are usually those with departure times in the morning. Our users have found flights to Houston in the morning for as low as $368. Try not to purchase tickets in the afternoon because they tend to be around $400. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Duluth to Houston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Duluth to Houston

Fastest flight time	5h 50m
Direct flights	None

The fastest flight from Duluth to Houston takes 5h 50m

There are no direct flights from Duluth to Houston. There are no popular flight routes from Duluth to Houston.

Search flight deals

How far is Duluth Intl to Houston by plane?
Duluth Intl and Houston are 1188.5 mi apart from one another. Flights usually cover this in 5h 50m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Duluth Intl Airport to Houston?
Prices for flights from Duluth Intl Airport to Houston are updated daily.
How many operators does momondo search for flights from Duluth Intl Airport to Houston?
As of December 2025, there is 1 operator available to choose from for flights from Duluth Intl Airport to Houston.
How old do you have to be to fly from Duluth Intl Airport to Houston?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Duluth Intl Airport to Houston.
What documentation or ID do you need to fly to Houston?
The travel and health documents required for your trip to Houston can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Houston. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Duluth to Houston

Compare and see reviews for airlines that fly from Duluth to Houston with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $263	Free Cancellation	Rating 7.9 8,005 reviews		Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Duluth to Houston?

Finding the right flight to Houston from Duluth is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Houston quick and easy, saving you time and money.

Can I find flights from Duluth to Houston with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Duluth to Houston flights to just show those with flexible booking policies.

How can momondo help me find flights from Duluth to Houston?

Once all potential Duluth to Houston flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Duluth to Houston right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Duluth to Houston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.