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Cheap flights from Duluth to Houston from $298

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Duluth to Houston departing on 7/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Duluth to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:00 am - 9:59 am
DLH
-
IAH
4h 59m
1 stop
Delta Logo
2:35 pm - 7:25 pm
IAH
-
DLH
4h 50m
1 stop
$358Delta
Tue, Jul 7 - Wed, Jul 15
Delta Logo
5:00 am - 2:30 pm
DLH
-
IAH
9h 30m
2 stops
Delta Logo
2:35 pm - 7:25 pm
IAH
-
DLH
4h 50m
1 stop
$384Delta
Tue, Jul 7 - Wed, Jul 15
United Airlines Logo
3:14 pm - 9:00 pm
DLH
-
IAH
5h 46m
1 stop
United Airlines Logo
5:00 am - 10:44 am
IAH
-
DLH
5h 44m
1 stop
$398United Airlines
Sat, Oct 31 - Tue, Nov 3
Delta Logo
5:00 am - 2:30 pm
DLH
-
IAH
9h 30m
2 stops
Delta Logo
11:32 am - 10:49 pm
IAH
-
DLH
11h 17m
2 stops
$439Delta
Tue, Jul 7 - Wed, Jul 15
Delta Logo
4:25 pm - 9:35 pm
DLH
-
IAH
5h 10m
1 stop
Delta Logo
6:30 am - 11:04 am
IAH
-
DLH
4h 34m
1 stop
$448Delta
Thu, Jul 9 - Mon, Jul 13
United Airlines Logo
6:10 pm - 12:14 am
DLH
-
IAH
6h 04m
1 stop
United Airlines Logo
6:20 pm - 12:53 am
IAH
-
DLH
6h 33m
1 stop
$464United Airlines
Fri, Oct 30 - Mon, Nov 2
United Airlines Logo
7:35 am - 8:35 pm
DLH
-
IAH
13h 00m
2 stops
United Airlines Logo
6:45 am - 2:33 pm
IAH
-
DLH
7h 48m
1 stop
$482United Airlines
Sat, Oct 31 - Tue, Nov 3
United Airlines Logo
6:25 pm - 12:34 am
DLH
-
IAH
6h 09m
1 stop
United Airlines Logo
5:04 am - 11:23 pm
IAH
-
DLH
18h 19m
1 stop
$542United Airlines
Thu, Jul 9 - Mon, Jul 13
Delta Logo
4:25 pm - 9:35 pm
DLH
-
IAH
5h 10m
1 stop
Delta Logo
6:30 am - 11:04 am
IAH
-
DLH
4h 34m
1 stop
$548Delta
Thu, Jul 9 - Mon, Jul 13
United Airlines Logo
6:25 pm - 12:34 am
DLH
-
IAH
6h 09m
1 stop
United Airlines Logo
5:05 pm - 10:41 am
IAH
-
DLH
17h 36m
2 stops
$579United Airlines
Thu, Jul 9 - Mon, Jul 13

Delta flights from Duluth to Houston

Our best Delta deals on Duluth to Houston flight tickets
Delta
Jul 7
DLH5:00 amDuluth Intl
4h 59m
1 stop
IAH9:59 amHouston George Bush Intcntl
Jul 15
IAH2:35 pmHouston George Bush Intcntl
4h 50m
1 stop
DLH7:25 pmDuluth Intl
$358
Delta
Jul 7
DLH5:00 amDuluth Intl
9h 30m
2 stops
IAH2:30 pmHouston George Bush Intcntl
Jul 15
IAH2:35 pmHouston George Bush Intcntl
4h 50m
1 stop
DLH7:25 pmDuluth Intl
$384
Delta
Jul 7
DLH5:00 amDuluth Intl
9h 30m
2 stops
IAH2:30 pmHouston George Bush Intcntl
Jul 15
IAH11:32 amHouston George Bush Intcntl
11h 17m
2 stops
DLH10:49 pmDuluth Intl
$439

United Airlines flights from Duluth to Houston

Our best United Airlines deals on Duluth to Houston flight tickets
United Airlines
Oct 31
DLH6:10 pmDuluth Intl
6h 04m
1 stop
IAH12:14 amHouston George Bush Intcntl
Nov 3
IAH5:00 amHouston George Bush Intcntl
5h 44m
1 stop
DLH10:44 amDuluth Intl
$398
United Airlines
Oct 30
DLH6:10 pmDuluth Intl
6h 04m
1 stop
IAH12:14 amHouston George Bush Intcntl
Nov 2
IAH6:20 pmHouston George Bush Intcntl
6h 33m
1 stop
DLH12:53 amDuluth Intl
$464
United Airlines
Oct 31
DLH7:35 amDuluth Intl
13h 00m
2 stops
IAH8:35 pmHouston George Bush Intcntl
Nov 3
IAH6:45 amHouston George Bush Intcntl
7h 48m
1 stop
DLH2:33 pmDuluth Intl
$482

momondo Fare Finder

 
Customize your flight search to find flights from Duluth to Houston 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, momondo users made 832,500 searches. Data last updated May 31, 2026.
Use the filters below to find and compare flights from Duluth to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Tue 7/7

5:00 am-9:59 am

1 stop4h 59m

Houston George Bush Intcntl

Wed 7/15

2:35 pm-7:25 pm

1 stop4h 50m

$358

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Tue 7/7

5:00 am-2:30 pm

2 stops9h 30m

Houston George Bush Intcntl

Wed 7/15

2:35 pm-7:25 pm

1 stop4h 50m

$384

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Sat 10/31

3:14 pm-9:00 pm

1 stop5h 46m

Houston George Bush Intcntl

Tue 11/3

5:00 am-10:44 am

1 stop5h 44m

$398

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Tue 7/7

5:00 am-2:30 pm

2 stops9h 30m

Houston George Bush Intcntl

Wed 7/15

11:32 am-10:49 pm

2 stops11h 17m

$439
Quickest round-trip

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Thu 7/9

4:25 pm-9:35 pm

1 stop5h 10m

Houston George Bush Intcntl

Mon 7/13

6:30 am-11:04 am

1 stop4h 34m

$448

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Fri 10/30

6:10 pm-12:14 am

1 stop6h 04m

Houston George Bush Intcntl

Mon 11/2

6:20 pm-12:53 am

1 stop6h 33m

$464

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Sat 10/31

7:35 am-8:35 pm

2 stops13h 00m

Houston George Bush Intcntl

Tue 11/3

6:45 am-2:33 pm

1 stop7h 48m

$482

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Thu 7/9

6:25 pm-12:34 am

1 stop6h 09m

Houston George Bush Intcntl

Mon 7/13

5:04 am-11:23 pm

1 stop18h 19m

$542

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Thu 7/9

4:25 pm-9:35 pm

1 stop5h 10m

Houston George Bush Intcntl

Mon 7/13

6:30 am-11:04 am

1 stop4h 34m

$548

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Thu 7/9

6:25 pm-12:34 am

1 stop6h 09m

Houston George Bush Intcntl

Mon 7/13

5:05 pm-10:41 am

2 stops17h 36m

$579

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

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

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

Delta and United Airlines are the most popular carriers operating from Duluth Intl to Houston

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

4h 36m

Direct flights

None
The fastest flight from Duluth to Houston takes 4h 36m
There are no direct flights from Duluth to Houston. There are no popular flight routes from Duluth to Houston.
Search flight deals

Frequently asked questions about flying from Duluth to Houston

  • 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 36m, 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 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
DeltaPriceFrom $248Free CancellationRating
7.9
8,412 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.

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