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Cheap flights from Duluth to Houston from $298

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Duluth to Houston departing on 10/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Duluth to Houston (DLH-IAH)

Cheap round-trip flights

Delta Logo
12:02 pm - 5:31 pmDLH-IAH
5h 29m1 stop
Delta Logo
5:39 pm - 11:42 pmIAH-DLH
6h 03m1 stop
$298Delta
Find Deal
Thu, Oct 9 - Mon, Oct 13
Delta Logo
4:19 pm - 11:14 pmDLH-IAH
6h 55m1 stop
Delta Logo
2:20 pm - 7:21 pmIAH-DLH
5h 01m1 stop
$338Delta
Find Deal
Thu, Aug 28 - Tue, Sep 2
Delta Logo
5:10 am - 9:50 amDLH-IAH
4h 40m1 stop
Delta Logo
2:20 pm - 7:21 pmIAH-DLH
5h 01m1 stop
$353Delta
Find Deal
Thu, Aug 28 - Tue, Sep 2
Delta Logo
5:10 am - 9:50 amDLH-IAH
4h 40m1 stop
Delta Logo
12:51 pm - 10:46 pmIAH-DLH
9h 55m2 stops
$424Delta
Find Deal
Thu, Aug 28 - Tue, Sep 2
United Airlines Logo
9:45 am - 11:59 pmDLH-IAH
14h 14m1 stop
United Airlines Logo
5:00 am - 10:45 amIAH-DLH
5h 45m1 stop
$452United Airlines
Find Deal
Fri, Oct 10 - Tue, Oct 14
Delta Logo
12:02 pm - 5:31 pmDLH-IAH
5h 29m1 stop
Delta Logo
7:05 am - 7:17 pmIAH-DLH
12h 12m2 stops
$464Delta
Find Deal
Thu, Oct 9 - Mon, Oct 13
Delta Logo
12:02 pm - 5:31 pmDLH-IAH
5h 29m1 stop
Delta Logo
5:30 am - 3:30 pmIAH-DLH
10h 00m2 stops
$479Delta
Find Deal
Fri, Oct 10 - Tue, Oct 14
Delta Logo
12:00 pm - 10:19 pmDLH-IAH
10h 19m2 stops
Delta Logo
5:25 am - 3:24 pmIAH-DLH
9h 59m2 stops
$484Delta
Find Deal
Fri, Jan 30 - Sun, Feb 1
Delta Logo
8:05 am - 4:03 pmDLH-IAH
7h 58m1 stop
Delta Logo
10:45 am - 3:24 pmIAH-DLH
4h 39m1 stop
$508Delta
Find Deal
Fri, Jan 30 - Sun, Feb 1
United Airlines Logo
11:20 am - 11:59 pmDLH-IAH
12h 39m1 stop
United Airlines Logo
10:02 am - 10:08 pmIAH-DLH
12h 06m2 stops
$554United Airlines
Find Deal
Fri, Oct 10 - Tue, Oct 14

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
Oct 9
DLH12:02 pmDuluth Intl
5h 29m
1 stop
IAH5:31 pmHouston George Bush Intcntl
Oct 13
IAH5:39 pmHouston George Bush Intcntl
6h 03m
1 stop
DLH11:42 pmDuluth Intl
$298
Find similar
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
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 George Bush Intcntl Airport

Our best United Airlines deals on Duluth to Houston George Bush Intcntl Airport flight tickets
United Airlines
Oct 10
DLH9:45 amDuluth Intl
14h 14m
1 stop
IAH11:59 pmHouston George Bush Intcntl
Oct 14
IAH5:00 amHouston George Bush Intcntl
5h 45m
1 stop
DLH10:45 amDuluth Intl
$452
Find similar
United Airlines
Oct 10
DLH11:20 amDuluth Intl
12h 39m
1 stop
IAH11:59 pmHouston George Bush Intcntl
Oct 14
IAH10:02 amHouston George Bush Intcntl
12h 06m
2 stops
DLH10:08 pmDuluth Intl
$554
Find similar

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 August 11, 2025.
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

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Thu 10/9

12:02 pm-5:31 pm

1 stop5h 29m

Houston George Bush Intcntl

Mon 10/13

5:39 pm-11:42 pm

1 stop6h 03m

$298

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

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

5:10 am-9:50 am

1 stop4h 40m

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

9:45 am-11:59 pm

1 stop14h 14m

Houston George Bush Intcntl

Tue 10/14

5:00 am-10:45 am

1 stop5h 45m

$452

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Thu 10/9

12:02 pm-5:31 pm

1 stop5h 29m

Houston George Bush Intcntl

Mon 10/13

7:05 am-7:17 pm

2 stops12h 12m

$464

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Fri 10/10

12:02 pm-5:31 pm

1 stop5h 29m

Houston George Bush Intcntl

Tue 10/14

5:30 am-3:30 pm

2 stops10h 00m

$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

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Fri 1/30

8:05 am-4:03 pm

1 stop7h 58m

Houston George Bush Intcntl

Sun 2/1

10:45 am-3:24 pm

1 stop4h 39m

$508

DuluthHouston

DLH - IAH

DLHIAH

Duluth Intl

Fri 10/10

11:20 am-11:59 pm

1 stop12h 39m

Houston George Bush Intcntl

Tue 10/14

10:02 am-10:08 pm

2 stops12h 06m

$554

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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 day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from Duluth to Houston George Bush Intcntl Airport is on a Wednesday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Wednesday will often find tickets for as low as $306. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Thursday is $415.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest Duluth to Houston George Bush Intcntl Airport flights are usually those with departure times in the morning. Our users have found flights to Houston George Bush Intcntl Airport in the morning for as low as $347. Try not to purchase tickets in the afternoon because they tend to be around $380. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Best Price Found

$517

Fastest flight time

4h 40m

Direct flights

None
The best one-way flight to Houston George Bush Intcntl Airport from Duluth in the past 72 hours is $517. The best round-trip flight deal from Duluth to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $298.
The fastest flight from Duluth to Houston George Bush Intcntl Airport takes 4h 40m
There are no direct flights from Duluth to Houston George Bush Intcntl Airport. Popular non-direct route for this connection is Duluth Intl Airport - Houston George Bush Intcntl Airport.
Search flight deals

  • 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 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 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
United AirlinesPriceFrom $230Free CancellationRating
7.4
8,920 reviews
Search United Airlines flights
DeltaPriceFrom $273Free CancellationRating
8.0
7,979 reviews
Search Delta flights

Traveling to a place near Houston?

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

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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.

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