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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 8/18. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Duluth to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:00 pm - 6:17 pm
DLH
-
IAH
6h 17m
1 stop
Delta Logo
5:50 pm - 10:48 pm
IAH
-
DLH
4h 58m
1 stop
$308Delta
Thu, Nov 19 - Wed, Nov 25
Delta Logo
12:00 pm - 6:17 pm
DLH
-
IAH
6h 17m
1 stop
Delta Logo
1:15 pm - 10:48 pm
IAH
-
DLH
9h 33m
2 stops
$314Delta
Thu, Nov 19 - Wed, Nov 25
Delta Logo
8:05 am - 4:35 pm
DLH
-
IAH
8h 30m
2 stops
Delta Logo
11:50 am - 10:48 pm
IAH
-
DLH
10h 58m
2 stops
$319Delta
Thu, Nov 19 - Wed, Nov 25
Delta Logo
12:00 pm - 11:58 pm
DLH
-
IAH
11h 58m
2 stops
Delta Logo
5:25 am - 3:44 pm
IAH
-
DLH
10h 19m
2 stops
$379Delta
Mon, Nov 9 - Wed, Nov 18
United Airlines Logo
6:23 pm - 12:30 am
DLH
-
IAH
6h 07m
1 stop
United Airlines Logo
5:03 pm - 11:04 pm
IAH
-
DLH
6h 01m
1 stop
$398United Airlines
Sat, Nov 7 - Tue, Nov 10
Delta Logo
8:05 am - 4:35 pm
DLH
-
IAH
8h 30m
2 stops
Delta Logo
11:50 am - 10:48 pm
IAH
-
DLH
10h 58m
2 stops
$429Delta
Thu, Nov 19 - Wed, Nov 25
United Airlines Logo
3:10 pm - 9:20 pm
DLH
-
IAH
6h 10m
1 stop
United Airlines Logo
6:40 pm - 10:44 am
IAH
-
DLH
16h 04m
1 stop
$477United Airlines
Fri, Oct 23 - Tue, Oct 27
United Airlines Logo
3:14 pm - 9:35 pm
DLH
-
IAH
6h 21m
1 stop
United Airlines Logo
10:12 am - 11:04 pm
IAH
-
DLH
12h 52m
2 stops
$481United Airlines
Sat, Nov 7 - Tue, Nov 10
United Airlines Logo
3:14 pm - 9:35 pm
DLH
-
IAH
6h 21m
1 stop
United Airlines Logo
10:12 am - 11:04 pm
IAH
-
DLH
12h 52m
2 stops
$492United Airlines
Sat, Nov 7 - Tue, Nov 10
United Airlines Logo
6:25 pm - 12:34 am
DLH
-
IAH
6h 09m
1 stop
United Airlines Logo
6:10 am - 11:23 pm
IAH
-
DLH
17h 13m
1 stop
$502United Airlines
Tue, Jul 28 - Thu, Aug 6

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United Airlines flights from Duluth to Houston George Bush Intcntl Airport

Our best United Airlines deals on Duluth to Houston George Bush Intcntl Airport flight tickets
United Airlines
Nov 7
DLH6:23 pmDuluth Intl
6h 07m
1 stop
IAH12:30 amHouston George Bush Intcntl
Nov 10
IAH5:03 pmHouston George Bush Intcntl
6h 01m
1 stop
DLH11:04 pmDuluth Intl
$398
United Airlines
Oct 23
DLH3:10 pmDuluth Intl
6h 10m
1 stop
IAH9:20 pmHouston George Bush Intcntl
Oct 27
IAH6:40 pmHouston George Bush Intcntl
16h 04m
1 stop
DLH10:44 amDuluth Intl
$477
United Airlines
Nov 7
DLH3:14 pmDuluth Intl
6h 21m
1 stop
IAH9:35 pmHouston George Bush Intcntl
Nov 10
IAH10:12 amHouston George Bush Intcntl
12h 52m
2 stops
DLH11:04 pmDuluth Intl
$481

Delta flights from Duluth to Houston George Bush Intcntl Airport

Our best Delta deals on Duluth to Houston George Bush Intcntl Airport flight tickets
Delta
Nov 19
DLH12:00 pmDuluth Intl
6h 17m
1 stop
IAH6:17 pmHouston George Bush Intcntl
Nov 25
IAH5:50 pmHouston George Bush Intcntl
4h 58m
1 stop
DLH10:48 pmDuluth Intl
$308
Delta
Nov 19
DLH12:00 pmDuluth Intl
6h 17m
1 stop
IAH6:17 pmHouston George Bush Intcntl
Nov 25
IAH1:15 pmHouston George Bush Intcntl
9h 33m
2 stops
DLH10:48 pmDuluth Intl
$314
Delta
Nov 19
DLH8:05 amDuluth Intl
8h 30m
2 stops
IAH4:35 pmHouston George Bush Intcntl
Nov 25
IAH11:50 amHouston George Bush Intcntl
10h 58m
2 stops
DLH10:48 pmDuluth Intl
$319

momondo Fare Finder

 
Customize your flight search to find flights from Duluth to Houston George Bush Intcntl Airport 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 July 11, 2026.
Use the filters below to find and compare flights from Duluth to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Thu 11/19

12:00 pm-6:17 pm

1 stop6h 17m

Houston George Bush Intcntl

Wed 11/25

5:50 pm-10:48 pm

1 stop4h 58m

$308

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Thu 11/19

12:00 pm-6:17 pm

1 stop6h 17m

Houston George Bush Intcntl

Wed 11/25

1:15 pm-10:48 pm

2 stops9h 33m

$314

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Thu 11/19

8:05 am-4:35 pm

2 stops8h 30m

Houston George Bush Intcntl

Wed 11/25

11:50 am-10:48 pm

2 stops10h 58m

$319

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Mon 11/9

12:00 pm-11:58 pm

2 stops11h 58m

Houston George Bush Intcntl

Wed 11/18

5:25 am-3:44 pm

2 stops10h 19m

$379

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Sat 11/7

6:23 pm-12:30 am

1 stop6h 07m

Houston George Bush Intcntl

Tue 11/10

5:03 pm-11:04 pm

1 stop6h 01m

$398

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Thu 11/19

8:05 am-4:35 pm

2 stops8h 30m

Houston George Bush Intcntl

Wed 11/25

11:50 am-10:48 pm

2 stops10h 58m

$429

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Fri 10/23

3:10 pm-9:20 pm

1 stop6h 10m

Houston George Bush Intcntl

Tue 10/27

6:40 pm-10:44 am

1 stop16h 04m

$477

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Sat 11/7

3:14 pm-9:35 pm

1 stop6h 21m

Houston George Bush Intcntl

Tue 11/10

10:12 am-11:04 pm

2 stops12h 52m

$481

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Sat 11/7

3:14 pm-9:35 pm

1 stop6h 21m

Houston George Bush Intcntl

Tue 11/10

10:12 am-11:04 pm

2 stops12h 52m

$492

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Tue 7/28

6:25 pm-12:34 am

1 stop6h 09m

Houston George Bush Intcntl

Thu 8/6

6:10 am-11:23 pm

1 stop17h 13m

$502

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 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 George Bush Intcntl Airport

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 George Bush Intcntl?

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

When to book flights from Duluth to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Duluth to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Duluth to Houston George Bush Intcntl Airport (DLH to IAH) flight deals and tips

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

Fastest flight time

5h 37m

Direct flights

None
The fastest flight from Duluth to Houston George Bush Intcntl Airport takes 5h 37m
There are no direct flights from Duluth to Houston George Bush Intcntl Airport. There are no popular flight routes from Duluth to Houston George Bush Intcntl Airport.
Search flight deals

Frequently asked questions about flying from Duluth to Houston George Bush Intcntl Airport

  • How far is Duluth Intl to Houston George Bush Intcntl by plane?

    The straight-line distance from Duluth Intl to Houston George Bush Intcntl is 1172.6 mi. Flights usually cover this in 5h 37m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Duluth Intl Airport to Houston George Bush Intcntl Airport?

    Prices for flights from Duluth Intl Airport to Houston George Bush Intcntl Airport were last updated today.

  • How many operators does momondo search for flights from Duluth Intl Airport to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from Duluth Intl Airport to Houston George Bush Intcntl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Duluth Intl Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The travel and health documents required for your trip to Houston George Bush Intcntl Airport 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 George Bush Intcntl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Duluth to Houston George Bush Intcntl Airport?

Best airlines flying from Duluth to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Duluth to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $343Free CancellationRating
7.8
8,457 reviews
Search Delta flights

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Katy
The Woodlands
Humble
Conroe
Spring
Cypress
Montgomery
Jersey Village
Tomball
Livingston

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Duluth to Houston for you.

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?

momondo helps you find the best flight between Duluth and Houston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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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