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

United Airlines 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 August 2025, there are 2 operators 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.

$311 Cheap Flights from Duluth to Houston in 2025

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Duluth to Houston

Round-trip

One-way

Last minute

Cheap round-trip flights

4:19 pm - 11:14 pmDLH-IAH

6h 55m1 stop

2:20 pm - 7:21 pmIAH-DLH

5h 01m1 stop

$338Delta

Find Deal

Thu, Aug 28 - Tue, Sep 2

10:50 am - 5:41 pmDLH-IAH

6h 51m1 stop

5:45 pm - 10:43 pmIAH-DLH

4h 58m1 stop

$343Delta

Find Deal

Mon, Sep 22 - Mon, Sep 29

5:10 am - 9:50 amDLH-IAH

4h 40m1 stop

2:20 pm - 7:21 pmIAH-DLH

5h 01m1 stop

$353Delta

Find Deal

Thu, Aug 28 - Tue, Sep 2

4:19 pm - 11:14 pmDLH-IAH

6h 55m1 stop

12:51 pm - 10:46 pmIAH-DLH

9h 55m2 stops

$424Delta

Find Deal

Thu, Aug 28 - Tue, Sep 2

11:20 am - 10:03 amDLH-IAH

22h 43m1 stop

5:00 am - 10:45 amIAH-DLH

5h 45m1 stop

$452United Airlines

Find Deal

Fri, Oct 10 - Wed, Oct 15

3:10 pm - 11:59 pmDLH-IAH

8h 49m1 stop

10:02 am - 10:08 pmIAH-DLH

12h 06m2 stops

$463United Airlines

Find Deal

Mon, Sep 22 - Mon, Sep 29

12:02 pm - 9:09 pmDLH-IAH

9h 07m2 stops

6:40 am - 11:22 amIAH-DLH

4h 42m1 stop

$464Delta

Find Deal

Fri, Oct 10 - Wed, Oct 15

3:07 pm - 10:51 amDLH-IAH

19h 44m2 stops

5:00 am - 10:45 amIAH-DLH

5h 45m1 stop

$466United Airlines

Find Deal

Fri, Oct 10 - Wed, Oct 15

12:00 pm - 10:19 pmDLH-IAH

10h 19m2 stops

10:45 am - 3:24 pmIAH-DLH

4h 39m1 stop

$479Delta

Find Deal

Fri, Jan 30 - Sun, Feb 1

12:00 pm - 10:19 pmDLH-IAH

10h 19m2 stops

5:25 am - 3:24 pmIAH-DLH

9h 59m2 stops

$484Delta

Find Deal

Fri, Jan 30 - Sun, Feb 1

Delta flights from Duluth to Houston

Our best Delta deals on Duluth to Houston flight tickets

Delta

Aug 28

DLH4:19 pmDuluth Intl

6h 55m

1 stop

IAH11:14 pmHouston George Bush Intcntl

Sep 2

IAH2:20 pmHouston George Bush Intcntl

5h 01m

1 stop

DLH7:21 pmDuluth Intl

$338

Find similar

Delta

Sep 22

DLH10:50 amDuluth Intl

6h 51m

1 stop

IAH5:41 pmHouston George Bush Intcntl

Sep 29

IAH5:45 pmHouston George Bush Intcntl

4h 58m

1 stop

DLH10:43 pmDuluth Intl

$343

Find similar

Delta

Aug 28

DLH5:10 amDuluth Intl

4h 40m

1 stop

IAH9:50 amHouston George Bush Intcntl

Sep 2

IAH2:20 pmHouston George Bush Intcntl

5h 01m

1 stop

DLH7:21 pmDuluth Intl

$353

Find similar

United Airlines flights from Duluth to Houston

Our best United Airlines deals on Duluth to Houston flight tickets

United Airlines

Oct 10

DLH11:20 amDuluth Intl

22h 43m

1 stop

IAH10:03 amHouston George Bush Intcntl

Oct 15

IAH5:00 amHouston George Bush Intcntl

5h 45m

1 stop

DLH10:45 amDuluth Intl

$452

Find similar

United Airlines

Sep 22

DLH3:10 pmDuluth Intl

8h 49m

1 stop

IAH11:59 pmHouston George Bush Intcntl

Sep 29

IAH10:02 amHouston George Bush Intcntl

12h 06m

2 stops

DLH10:08 pmDuluth Intl

$463

Find similar

United Airlines

Oct 10

DLH3:07 pmDuluth Intl

19h 44m

2 stops

IAH10:51 amHouston George Bush Intcntl

Oct 15

IAH5:00 amHouston George Bush Intcntl

5h 45m

1 stop

DLH10:45 amDuluth Intl

$466

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Thu 8/28

4:19 pm-11:14 pm

1 stop6h 55m

Houston George Bush Intcntl

Tue 9/2

2:20 pm-7:21 pm

1 stop5h 01m

$338

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Mon 9/22

10:50 am-5:41 pm

1 stop6h 51m

Houston George Bush Intcntl

Mon 9/29

5:45 pm-10:43 pm

1 stop4h 58m

$343

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Thu 8/28

5:10 am-9:50 am

1 stop4h 40m

Houston George Bush Intcntl

Tue 9/2

2:20 pm-7:21 pm

1 stop5h 01m

$353

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Thu 8/28

4:19 pm-11:14 pm

1 stop6h 55m

Houston George Bush Intcntl

Tue 9/2

12:51 pm-10:46 pm

2 stops9h 55m

$424

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Fri 10/10

11:20 am-10:03 am

1 stop22h 43m

Houston George Bush Intcntl

Wed 10/15

5:00 am-10:45 am

1 stop5h 45m

$452

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Mon 9/22

3:10 pm-11:59 pm

1 stop8h 49m

Houston George Bush Intcntl

Mon 9/29

10:02 am-10:08 pm

2 stops12h 06m

$463

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Fri 10/10

12:02 pm-9:09 pm

2 stops9h 07m

Houston George Bush Intcntl

Wed 10/15

6:40 am-11:22 am

1 stop4h 42m

$464

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Fri 10/10

3:07 pm-10:51 am

2 stops19h 44m

Houston George Bush Intcntl

Wed 10/15

5:00 am-10:45 am

1 stop5h 45m

$466

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Fri 1/30

12:00 pm-10:19 pm

2 stops10h 19m

Houston George Bush Intcntl

Sun 2/1

10:45 am-3:24 pm

1 stop4h 39m

$479

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Fri 1/30

12:00 pm-10:19 pm

2 stops10h 19m

Houston George Bush Intcntl

Sun 2/1

5:25 am-3:24 pm

2 stops9h 59m

$484

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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

Best Price Found	$797
Fastest flight time	4h 40m
Direct flights	None
Airports in Houston	2 airports

The best one-way flight to Houston from Duluth in the past 72 hours is $797. The best round-trip flight deal from Duluth to Houston found on momondo in the last 72 hours is $338.

The fastest flight from Duluth to Houston takes 4h 40m

There are no direct flights from Duluth to Houston. Popular non-direct routes for this connection are Duluth Intl Airport - Houston Hobby Airport and Duluth Intl Airport - Houston George Bush Intcntl Airport.

There are 2 airports near Houston: Houston George Bush Intcntl (IAH), Houston Hobby (HOU)

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 4h 40m, 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 August 2025, there are 2 operators 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
United Airlines	PriceFrom $230	Free Cancellation	Rating 7.4 8,920 reviews		Search United Airlines flights
Delta	PriceFrom $263	Free Cancellation	Rating 8.0 7,979 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.