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Cheap flights from Duluth to Houston from $169

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 3/31. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
4:32 pm - 11:30 pm
DLH
-
IAH
6h 58m
1 stop
Delta Logo
6:30 am - 11:56 am
IAH
-
DLH
5h 26m
1 stop
$268Delta
Tue, Mar 24 - Wed, Apr 1
Delta Logo
4:32 pm - 11:30 pm
DLH
-
IAH
6h 58m
1 stop
Delta Logo
7:00 am - 8:09 pm
IAH
-
DLH
13h 09m
2 stops
$345Delta
Tue, Mar 24 - Sat, Mar 28
United Airlines Logo
7:45 am - 3:49 pm
DLH
-
IAH
8h 04m
1 stop
United Airlines Logo
5:09 am - 10:34 am
IAH
-
DLH
5h 25m
1 stop
$348United Airlines
Wed, Apr 29 - Sat, May 2
United Airlines Logo
11:19 am - 8:20 pm
DLH
-
IAH
9h 01m
1 stop
United Airlines Logo
6:15 am - 2:27 pm
IAH
-
DLH
8h 12m
1 stop
$349United Airlines
Sat, Apr 4 - Sun, Apr 12
Delta Logo
4:32 pm - 11:30 pm
DLH
-
IAH
6h 58m
1 stop
Delta Logo
6:30 am - 11:56 am
IAH
-
DLH
5h 26m
1 stop
$367Delta
Tue, Mar 24 - Tue, Mar 31
United Airlines Logo
3:07 pm - 9:22 pm
DLH
-
IAH
6h 15m
1 stop
United Airlines Logo
5:00 am - 10:29 am
IAH
-
DLH
5h 29m
1 stop
$368United Airlines
Wed, Mar 25 - Sun, Mar 29
Delta Logo
12:37 pm - 10:59 pm
DLH
-
IAH
10h 22m
2 stops
Delta Logo
6:30 am - 11:56 am
IAH
-
DLH
5h 26m
1 stop
$373Delta
Tue, Mar 24 - Wed, Apr 1
United Airlines Logo
6:43 pm - 12:09 am
DLH
-
IAH
5h 26m
1 stop
United Airlines Logo
6:15 am - 2:27 pm
IAH
-
DLH
8h 12m
1 stop
$378United Airlines
Thu, Mar 26 - Wed, Apr 1
United Airlines Logo
6:43 pm - 12:09 am
DLH
-
IAH
5h 26m
1 stop
United Airlines Logo
5:00 am - 10:43 am
IAH
-
DLH
5h 43m
1 stop
$391United Airlines
Fri, Mar 6 - Wed, Mar 11
Delta Logo
5:00 am - 9:09 pm
DLH
-
IAH
16h 09m
2 stops
Delta Logo
6:30 am - 11:56 am
IAH
-
DLH
5h 26m
1 stop
$395Delta
Thu, Mar 26 - Wed, Apr 1

Delta flights from Duluth to Houston

Our best Delta deals on Duluth to Houston flight tickets
Delta
Mar 24
DLH4:32 pmDuluth Intl
6h 58m
1 stop
IAH11:30 pmHouston George Bush Intcntl
Apr 1
IAH6:30 amHouston George Bush Intcntl
5h 26m
1 stop
DLH11:56 amDuluth Intl
$268
Delta
Mar 24
DLH4:32 pmDuluth Intl
6h 58m
1 stop
IAH11:30 pmHouston George Bush Intcntl
Mar 28
IAH7:00 amHouston George Bush Intcntl
13h 09m
2 stops
DLH8:09 pmDuluth Intl
$345
Delta
Mar 24
DLH4:32 pmDuluth Intl
6h 58m
1 stop
IAH11:30 pmHouston George Bush Intcntl
Mar 31
IAH6:30 amHouston George Bush Intcntl
5h 26m
1 stop
DLH11:56 amDuluth Intl
$367

United Airlines flights from Duluth to Houston

Our best United Airlines deals on Duluth to Houston flight tickets
United Airlines
Apr 29
DLH7:45 amDuluth Intl
8h 04m
1 stop
IAH3:49 pmHouston George Bush Intcntl
May 2
IAH5:09 amHouston George Bush Intcntl
5h 25m
1 stop
DLH10:34 amDuluth Intl
$348
United Airlines
Apr 4
DLH11:19 amDuluth Intl
9h 01m
1 stop
IAH8:20 pmHouston George Bush Intcntl
Apr 12
IAH6:15 amHouston George Bush Intcntl
8h 12m
1 stop
DLH2:27 pmDuluth Intl
$349
United Airlines
Mar 25
DLH3:07 pmDuluth Intl
6h 15m
1 stop
IAH9:22 pmHouston George Bush Intcntl
Mar 29
IAH5:00 amHouston George Bush Intcntl
5h 29m
1 stop
DLH10:29 amDuluth Intl
$368

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 February 25, 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

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Tue 3/24

4:32 pm-11:30 pm

1 stop6h 58m

Houston George Bush Intcntl

Wed 4/1

6:30 am-11:56 am

1 stop5h 26m

$268

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Tue 3/24

4:32 pm-11:30 pm

1 stop6h 58m

Houston George Bush Intcntl

Sat 3/28

7:00 am-8:09 pm

2 stops13h 09m

$345

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Wed 4/29

7:45 am-3:49 pm

1 stop8h 04m

Houston George Bush Intcntl

Sat 5/2

5:09 am-10:34 am

1 stop5h 25m

$348

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Sat 4/4

11:19 am-8:20 pm

1 stop9h 01m

Houston George Bush Intcntl

Sun 4/12

6:15 am-2:27 pm

1 stop8h 12m

$349

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Tue 3/24

4:32 pm-11:30 pm

1 stop6h 58m

Houston George Bush Intcntl

Tue 3/31

6:30 am-11:56 am

1 stop5h 26m

$367

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Wed 3/25

3:07 pm-9:22 pm

1 stop6h 15m

Houston George Bush Intcntl

Sun 3/29

5:00 am-10:29 am

1 stop5h 29m

$368

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Tue 3/24

12:37 pm-10:59 pm

2 stops10h 22m

Houston George Bush Intcntl

Wed 4/1

6:30 am-11:56 am

1 stop5h 26m

$373

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Thu 3/26

6:43 pm-12:09 am

1 stop5h 26m

Houston George Bush Intcntl

Wed 4/1

6:15 am-2:27 pm

1 stop8h 12m

$378

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Fri 3/6

6:43 pm-12:09 am

1 stop5h 26m

Houston George Bush Intcntl

Wed 3/11

5:00 am-10:43 am

1 stop5h 43m

$391

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Thu 3/26

5:00 am-9:09 pm

2 stops16h 09m

Houston George Bush Intcntl

Wed 4/1

6:30 am-11:56 am

1 stop5h 26m

$395

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 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?

United Airlines and Delta 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

5h 26m

Direct flights

None
The fastest flight from Duluth to Houston takes 5h 26m
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 26m, 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?

  • 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
8,237 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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