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Cheap flights from Houston George Bush Intcntl Airport to Duluth from $248

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 10/1. 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 Houston George Bush Intcntl Airport to Duluth (IAH-DLH)

Cheap round-trip flights

Delta Logo
5:45 pm - 10:43 pmIAH-DLH
4h 58m1 stop
Delta Logo
5:10 am - 9:53 amDLH-IAH
4h 43m1 stop
$248Delta
Find Deal
Wed, Oct 1 - Sun, Oct 5
Delta Logo
6:40 am - 11:22 amIAH-DLH
4h 42m1 stop
Delta Logo
4:10 pm - 11:59 pmDLH-IAH
7h 49m2 stops
$304Delta
Find Deal
Tue, Oct 28 - Sat, Nov 1
United Airlines Logo
5:00 am - 10:45 amIAH-DLH
5h 45m1 stop
United Airlines Logo
11:20 am - 7:44 pmDLH-IAH
8h 24m1 stop
$374United Airlines
Find Deal
Thu, Sep 25 - Tue, Sep 30
United Airlines Logo
7:30 am - 6:37 pmIAH-DLH
11h 07m2 stops
United Airlines Logo
3:07 pm - 8:44 pmDLH-IAH
5h 37m1 stop
$387United Airlines
Find Deal
Wed, Oct 1 - Sun, Oct 5
United Airlines Logo
5:00 am - 10:45 amIAH-DLH
5h 45m1 stop
United Airlines Logo
11:20 am - 6:31 amDLH-IAH
19h 11m2 stops
$421United Airlines
Find Deal
Thu, Sep 25 - Tue, Sep 30
United Airlines Logo
5:00 am - 10:45 amIAH-DLH
5h 45m1 stop
United Airlines Logo
9:45 am - 6:12 amDLH-IAH
20h 27m2 stops
$423United Airlines
Find Deal
Thu, Sep 25 - Tue, Sep 30
United Airlines Logo
7:35 am - 9:59 pmIAH-DLH
14h 24m3 stops
United Airlines Logo
11:14 am - 7:50 pmDLH-IAH
8h 36m1 stop
$428United Airlines
Find Deal
Tue, Oct 28 - Sat, Nov 1
Delta Logo
5:45 pm - 10:43 pmIAH-DLH
4h 58m1 stop
Delta Logo
5:10 am - 2:54 pmDLH-IAH
9h 44m2 stops
$464Delta
Find Deal
Wed, Oct 1 - Sun, Oct 5
United Airlines Logo
7:30 am - 6:37 pmIAH-DLH
11h 07m2 stops
United Airlines Logo
8:00 am - 8:17 pmDLH-IAH
12h 17m2 stops
$485United Airlines
Find Deal
Wed, Oct 1 - Sun, Oct 5
United Airlines Logo
9:34 pm - 6:30 pmIAH-DLH
20h 56m1 stop
United Airlines Logo
9:45 am - 5:16 pmDLH-IAH
7h 31m1 stop
$532United Airlines
Find Deal
Mon, Aug 25 - Sat, Aug 30

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
Oct 1
IAH5:45 pmHouston George Bush Intcntl
4h 58m
1 stop
DLH10:43 pmDuluth Intl
Oct 5
DLH5:10 amDuluth Intl
4h 43m
1 stop
IAH9:53 amHouston George Bush Intcntl
$248
Find similar
Delta
Oct 28
IAH6:40 amHouston George Bush Intcntl
4h 42m
1 stop
DLH11:22 amDuluth Intl
Nov 1
DLH4:10 pmDuluth Intl
7h 49m
2 stops
IAH11:59 pmHouston George Bush Intcntl
$304
Find similar
Delta
Aug 23
IAH5:46 pmHouston George Bush Intcntl
5h 00m
1 stop
DLH10:46 pmDuluth Intl
Aug 26
DLH5:10 amDuluth Intl
4h 40m
1 stop
IAH9:50 amHouston George Bush Intcntl
$318
Find similar

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
Sep 25
IAH5:00 amHouston George Bush Intcntl
5h 45m
1 stop
DLH10:45 amDuluth Intl
Sep 30
DLH11:20 amDuluth Intl
8h 24m
1 stop
IAH7:44 pmHouston George Bush Intcntl
$374
Find similar
United Airlines
Oct 1
IAH7:30 amHouston George Bush Intcntl
11h 07m
2 stops
DLH6:37 pmDuluth Intl
Oct 5
DLH3:07 pmDuluth Intl
5h 37m
1 stop
IAH8:44 pmHouston George Bush Intcntl
$387
Find similar
United Airlines
Sep 25
IAH5:00 amHouston George Bush Intcntl
5h 45m
1 stop
DLH10:45 amDuluth Intl
Sep 30
DLH11:20 amDuluth Intl
19h 11m
2 stops
IAH6:31 amHouston George Bush Intcntl
$421
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 August 14, 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

Wed 10/1

5:45 pm-10:43 pm

1 stop4h 58m

Duluth Intl

Sun 10/5

5:10 am-9:53 am

1 stop4h 43m

$248

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Tue 10/28

6:40 am-11:22 am

1 stop4h 42m

Duluth Intl

Sat 11/1

4:10 pm-11:59 pm

2 stops7h 49m

$304

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Thu 9/25

5:00 am-10:45 am

1 stop5h 45m

Duluth Intl

Tue 9/30

11:20 am-7:44 pm

1 stop8h 24m

$374

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Wed 10/1

7:30 am-6:37 pm

2 stops11h 07m

Duluth Intl

Sun 10/5

3:07 pm-8:44 pm

1 stop5h 37m

$387

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Thu 9/25

5:00 am-10:45 am

1 stop5h 45m

Duluth Intl

Tue 9/30

11:20 am-6:31 am

2 stops19h 11m

$421

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Thu 9/25

5:00 am-10:45 am

1 stop5h 45m

Duluth Intl

Tue 9/30

9:45 am-6:12 am

2 stops20h 27m

$423

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Tue 10/28

7:35 am-9:59 pm

3 stops14h 24m

Duluth Intl

Sat 11/1

11:14 am-7:50 pm

1 stop8h 36m

$428

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Wed 10/1

5:45 pm-10:43 pm

1 stop4h 58m

Duluth Intl

Sun 10/5

5:10 am-2:54 pm

2 stops9h 44m

$464

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Wed 10/1

7:30 am-6:37 pm

2 stops11h 07m

Duluth Intl

Sun 10/5

8:00 am-8:17 pm

2 stops12h 17m

$485

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Mon 8/25

9:34 pm-6:30 pm

1 stop20h 56m

Duluth Intl

Sat 8/30

9:45 am-5:16 pm

1 stop7h 31m

$532

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

Best Price Found

$248

Fastest flight time

4h 42m

Direct flights

None

Airports in Duluth

1 airport
The best flight deal from Houston George Bush Intcntl Airport to Duluth found on momondo in the last 72 hours is $248
The fastest flight from Houston George Bush Intcntl Airport to Duluth takes 4h 42m
There are no direct flights from Houston George Bush Intcntl Airport to Duluth. Popular non-direct route for this connection is Houston George Bush Intcntl Airport - Duluth Intl Airport.
There is 1 airport near Duluth: Duluth Intl (DLH)
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 42m.

  • 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
8.0
7,980 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?

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