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Cheap flights from Houston George Bush Intcntl Airport to Duluth from $268

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to Duluth departing on 4/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Houston George Bush Intcntl Airport to Duluth

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:23 am - 2:27 pm
IAH
-
DLH
6h 04m1 stop
United Airlines Logo
7:45 am - 1:38 pm
DLH
-
IAH
5h 53m1 stop
$268United Airlines
Sat, Apr 18 - Tue, Apr 28
Delta Logo
6:36 am - 11:16 am
IAH
-
DLH
4h 40m1 stop
Delta Logo
4:24 pm - 11:15 pm
DLH
-
IAH
6h 51m1 stop
$296Delta
Wed, Jan 14 - Wed, Jan 21
Delta Logo
6:36 am - 11:16 am
IAH
-
DLH
4h 40m1 stop
Delta Logo
4:24 pm - 11:15 pm
DLH
-
IAH
6h 51m1 stop
$298Delta
Wed, Jan 14 - Wed, Jan 21
Delta Logo
6:36 am - 11:16 am
IAH
-
DLH
4h 40m1 stop
Delta Logo
4:24 pm - 11:57 pm
DLH
-
IAH
7h 33m2 stops
$302Delta
Wed, Jan 14 - Wed, Jan 21
Delta Logo
4:46 pm - 11:52 pm
IAH
-
DLH
7h 06m1 stop
Delta Logo
4:24 pm - 11:57 pm
DLH
-
IAH
7h 33m2 stops
$304Delta
Wed, Jan 14 - Wed, Jan 21
Delta Logo
5:15 am - 3:44 pm
IAH
-
DLH
10h 29m2 stops
Delta Logo
4:24 pm - 11:57 pm
DLH
-
IAH
7h 33m2 stops
$307Delta
Wed, Jan 14 - Wed, Jan 21
Delta Logo
6:36 am - 11:16 am
IAH
-
DLH
4h 40m1 stop
Delta Logo
4:24 pm - 11:15 pm
DLH
-
IAH
6h 51m1 stop
$313Delta
Tue, Jan 6 - Tue, Jan 13
Delta Logo
6:36 am - 11:16 am
IAH
-
DLH
4h 40m1 stop
Delta Logo
5:00 am - 10:37 am
DLH
-
IAH
5h 37m1 stop
$315Delta
Tue, Jan 6 - Tue, Jan 13
Delta Logo
6:36 am - 11:16 am
IAH
-
DLH
4h 40m1 stop
Delta Logo
4:24 pm - 11:56 pm
DLH
-
IAH
7h 32m2 stops
$319Delta
Tue, Jan 6 - Tue, Jan 13
Delta Logo
12:20 pm - 11:52 pm
IAH
-
DLH
11h 32m2 stops
Delta Logo
5:00 am - 10:37 am
DLH
-
IAH
5h 37m1 stop
$321Delta
Tue, Jan 6 - Tue, Jan 13

United Airlines flights from Houston George Bush Intcntl Airport to Duluth

Our best United Airlines deals on Houston George Bush Intcntl Airport to Duluth flight tickets
United Airlines
Apr 18
IAH8:23 amHouston George Bush Intcntl
6h 04m
1 stop
DLH2:27 pmDuluth Intl
Apr 28
DLH7:45 amDuluth Intl
5h 53m
1 stop
IAH1:38 pmHouston George Bush Intcntl
$268
Find similar
United Airlines
Dec 24
IAH3:55 pmHouston George Bush Intcntl
7h 00m
1 stop
DLH10:55 pmDuluth Intl
Jan 6
DLH3:05 pmDuluth Intl
6h 23m
1 stop
IAH9:28 pmHouston George Bush Intcntl
$353
Find similar
United Airlines
Jan 2
IAH5:05 pmHouston George Bush Intcntl
5h 50m
1 stop
DLH10:55 pmDuluth Intl
Jan 10
DLH3:05 pmDuluth Intl
6h 23m
1 stop
IAH9:28 pmHouston George Bush Intcntl
$408
Find similar

Delta flights from Houston George Bush Intcntl Airport to Duluth

Our best Delta deals on Houston George Bush Intcntl Airport to Duluth flight tickets
Delta
Jan 14
IAH6:36 amHouston George Bush Intcntl
4h 40m
1 stop
DLH11:16 amDuluth Intl
Jan 21
DLH4:24 pmDuluth Intl
6h 51m
1 stop
IAH11:15 pmHouston George Bush Intcntl
$296
Find similar
Delta
Jan 14
IAH6:36 amHouston George Bush Intcntl
4h 40m
1 stop
DLH11:16 amDuluth Intl
Jan 21
DLH4:24 pmDuluth Intl
6h 51m
1 stop
IAH11:15 pmHouston George Bush Intcntl
$298
Find similar
Delta
Jan 14
IAH6:36 amHouston George Bush Intcntl
4h 40m
1 stop
DLH11:16 amDuluth Intl
Jan 21
DLH4:24 pmDuluth Intl
7h 33m
2 stops
IAH11:57 pmHouston George Bush Intcntl
$302
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport to Duluth 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 December 21, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Duluth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Sat 4/18

8:23 am-2:27 pm

1 stop6h 04m

Duluth Intl

Tue 4/28

7:45 am-1:38 pm

1 stop5h 53m

$268

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Wed 1/14

6:36 am-11:16 am

1 stop4h 40m

Duluth Intl

Wed 1/21

4:24 pm-11:15 pm

1 stop6h 51m

$296

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Wed 1/14

6:36 am-11:16 am

1 stop4h 40m

Duluth Intl

Wed 1/21

4:24 pm-11:15 pm

1 stop6h 51m

$298

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Wed 1/14

6:36 am-11:16 am

1 stop4h 40m

Duluth Intl

Wed 1/21

4:24 pm-11:57 pm

2 stops7h 33m

$302

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Wed 1/14

4:46 pm-11:52 pm

1 stop7h 06m

Duluth Intl

Wed 1/21

4:24 pm-11:57 pm

2 stops7h 33m

$304

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Wed 1/14

5:15 am-3:44 pm

2 stops10h 29m

Duluth Intl

Wed 1/21

4:24 pm-11:57 pm

2 stops7h 33m

$307

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Tue 1/6

6:36 am-11:16 am

1 stop4h 40m

Duluth Intl

Tue 1/13

4:24 pm-11:15 pm

1 stop6h 51m

$313

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Tue 1/6

6:36 am-11:16 am

1 stop4h 40m

Duluth Intl

Tue 1/13

5:00 am-10:37 am

1 stop5h 37m

$315

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Tue 1/6

6:36 am-11:16 am

1 stop4h 40m

Duluth Intl

Tue 1/13

4:24 pm-11:56 pm

2 stops7h 32m

$319

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Tue 1/6

12:20 pm-11:52 pm

2 stops11h 32m

Duluth Intl

Tue 1/13

5:00 am-10:37 am

1 stop5h 37m

$321

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Duluth from

How to get the cheapest flight ticket from Houston George Bush Intcntl Airport to Duluth

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 Duluth?

The cheapest day to depart from Houston George Bush Intcntl Airport to Duluth is on a Tuesday when prices can be found for as low as $247. On the other hand, Thursday is the most expensive day to depart from Houston George Bush Intcntl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $714.

What is the cheapest time of day to depart on your flight to Duluth?

Flying to Duluth from Houston George Bush Intcntl Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $363 when looking at flights departing in the afternoon. In contrast, the most expensive time of day to depart to Duluth is in the morning when prices are around $428.

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

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

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

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

Fastest flight time

4h 40m

Direct flights

None
The fastest flight from Houston George Bush Intcntl Airport to Duluth takes 4h 40m
There are no direct flights from Houston George Bush Intcntl Airport to Duluth. There are no popular flight routes from Houston George Bush Intcntl Airport to Duluth.
Search flight deals

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

    Houston George Bush Intcntl and Duluth Intl are 1172.6 mi apart from one another. By plane, this route typically takes 4h 40m.

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

    Prices for flights from Houston George Bush Intcntl Airport to Duluth Intl Airport are updated daily.

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

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

    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 Houston George Bush Intcntl Airport to Duluth Intl Airport.

  • What documentation or ID do you need to fly to Duluth Intl Airport?

    The necessary travel and health documents for your Duluth Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Houston George Bush Intcntl Airport to Duluth

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Duluth with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $248Free CancellationRating
7.9
8,014 reviews
Search Delta flights

Traveling to a place near Duluth?

Book flights to Duluth if you plan to visit one of these locations
Two Harbors
Hayward
Superior
Cloquet

Why use momondo?

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

It is quick and easy to find Houston to Duluth flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Duluth that suits you.

Can I find flights from Houston to Duluth with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Houston to Duluth flights to just show those with flexible booking policies.

How can momondo help me find flights from Houston to Duluth?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Houston to Duluth.

I’m not ready to book a flight from Houston to Duluth right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Houston to Duluth 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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