What is the cheapest airline that flies from Houston to Duluth Intl?

United Airlines is the most popular carrier operating from Houston to Duluth Intl

When did momondo last update prices for flights from Houston to Duluth Intl Airport?

Prices for flights from Houston to Duluth Intl Airport refresh daily.

How many operators does momondo search for flights from Houston to Duluth Intl Airport?

As of July 2025, there are 2 operators available to choose from for flights from Houston to Duluth Intl Airport.

How old do you have to be to fly from Houston 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 to Duluth Intl Airport.

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

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

$247 Cheap Flights from Houston to Duluth in 2025

Q: What is the typical price of a round-trip flight between Houston and Duluth?

Prices are currently low for flights on this route. Typical prices usually range from $270 to $450. The lowest price recently found on this route was $263.

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Find the cheapest flights from Houston to Duluth

Round-trip

One-way

Cheap round-trip flights

5:45 pm - 10:43 pmIAH-DLH

4h 58m1 stop

4:20 pm - 11:13 pmDLH-IAH

6h 53m1 stop

$263Delta

Find Deal

Fri, Sep 19 - Mon, Sep 22

5:41 pm - 10:46 pmIAH-DLH

5h 05m1 stop

10:50 am - 5:41 pmDLH-IAH

6h 51m1 stop

$298Delta

Find Deal

Mon, Sep 8 - Mon, Sep 15

12:51 pm - 10:46 pmIAH-DLH

9h 55m2 stops

10:50 am - 5:41 pmDLH-IAH

6h 51m1 stop

$304Delta

Find Deal

Mon, Sep 8 - Mon, Sep 15

5:45 pm - 10:43 pmIAH-DLH

4h 58m1 stop

4:20 pm - 11:13 pmDLH-IAH

6h 53m1 stop

$313Delta

Find Deal

Thu, Sep 18 - Mon, Sep 22

11:36 am - 10:43 pmIAH-DLH

11h 07m2 stops

4:20 pm - 11:13 pmDLH-IAH

6h 53m1 stop

$319Delta

Find Deal

Fri, Sep 19 - Mon, Sep 22

5:45 pm - 10:43 pmIAH-DLH

4h 58m1 stop

4:20 pm - 11:13 pmDLH-IAH

6h 53m1 stop

$328Delta

Find Deal

Thu, Sep 25 - Tue, Sep 30

12:51 pm - 10:46 pmIAH-DLH

9h 55m2 stops

5:10 am - 9:50 amDLH-IAH

4h 40m1 stop

$334Delta

Find Deal

Sat, Aug 23 - Tue, Aug 26

12:51 pm - 10:46 pmIAH-DLH

9h 55m2 stops

7:50 am - 9:38 pmDLH-IAH

13h 48m2 stops

$339Delta

Find Deal

Sat, Aug 23 - Tue, Aug 26

6:30 am - 2:35 pmIAH-DLH

8h 05m1 stop

8:00 am - 1:29 pmDLH-IAH

5h 29m1 stop

$439United Airlines

Find Deal

Sat, Aug 23 - Tue, Aug 26

9:46 am - 10:05 pmIAH-DLH

12h 19m2 stops

8:00 am - 1:29 pmDLH-IAH

5h 29m1 stop

$486United Airlines

Find Deal

Sat, Aug 23 - Tue, Aug 26

Delta flights from Houston to Duluth

Our best Delta deals on Houston to Duluth flight tickets

Delta

Sep 19

IAH5:45 pmHouston George Bush Intcntl

4h 58m

1 stop

DLH10:43 pmDuluth Intl

Sep 22

DLH4:20 pmDuluth Intl

6h 53m

1 stop

IAH11:13 pmHouston George Bush Intcntl

$263

Find similar

Delta

Sep 8

IAH5:41 pmHouston George Bush Intcntl

5h 05m

1 stop

DLH10:46 pmDuluth Intl

Sep 15

DLH10:50 amDuluth Intl

6h 51m

1 stop

IAH5:41 pmHouston George Bush Intcntl

$298

Find similar

Delta

Sep 8

IAH12:51 pmHouston George Bush Intcntl

9h 55m

2 stops

DLH10:46 pmDuluth Intl

Sep 15

DLH10:50 amDuluth Intl

6h 51m

1 stop

IAH5:41 pmHouston George Bush Intcntl

$304

Find similar

United Airlines flights from Houston to Duluth

Our best United Airlines deals on Houston to Duluth flight tickets

United Airlines

Aug 23

IAH6:30 amHouston George Bush Intcntl

8h 05m

1 stop

DLH2:35 pmDuluth Intl

Aug 26

DLH8:00 amDuluth Intl

5h 29m

1 stop

IAH1:29 pmHouston George Bush Intcntl

$439

Find similar

United Airlines

Aug 23

IAH9:46 amHouston George Bush Intcntl

12h 19m

2 stops

DLH10:05 pmDuluth Intl

Aug 26

DLH8:00 amDuluth Intl

5h 29m

1 stop

IAH1:29 pmHouston George Bush Intcntl

$486

Find similar

United Airlines

Aug 16

IAH7:26 amHouston George Bush Intcntl

14h 34m

2 stops

DLH10:00 pmDuluth Intl

Aug 23

DLH9:45 amDuluth Intl

7h 31m

1 stop

IAH5:16 pmHouston George Bush Intcntl

$537

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Fri 9/19

5:45 pm-10:43 pm

1 stop4h 58m

Duluth Intl

Mon 9/22

4:20 pm-11:13 pm

1 stop6h 53m

$263

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Mon 9/8

5:41 pm-10:46 pm

1 stop5h 05m

Duluth Intl

Mon 9/15

10:50 am-5:41 pm

1 stop6h 51m

$298

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Mon 9/8

12:51 pm-10:46 pm

2 stops9h 55m

Duluth Intl

Mon 9/15

10:50 am-5:41 pm

1 stop6h 51m

$304

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Thu 9/18

5:45 pm-10:43 pm

1 stop4h 58m

Duluth Intl

Mon 9/22

4:20 pm-11:13 pm

1 stop6h 53m

$313

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Fri 9/19

11:36 am-10:43 pm

2 stops11h 07m

Duluth Intl

Mon 9/22

4:20 pm-11:13 pm

1 stop6h 53m

$319

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Thu 9/25

5:45 pm-10:43 pm

1 stop4h 58m

Duluth Intl

Tue 9/30

4:20 pm-11:13 pm

1 stop6h 53m

$328

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Sat 8/23

12:51 pm-10:46 pm

2 stops9h 55m

Duluth Intl

Tue 8/26

5:10 am-9:50 am

1 stop4h 40m

$334

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Sat 8/23

12:51 pm-10:46 pm

2 stops9h 55m

Duluth Intl

Tue 8/26

7:50 am-9:38 pm

2 stops13h 48m

$339

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Sat 8/23

6:30 am-2:35 pm

1 stop8h 05m

Duluth Intl

Tue 8/26

8:00 am-1:29 pm

1 stop5h 29m

$439

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

Sat 8/23

9:46 am-10:05 pm

2 stops12h 19m

Duluth Intl

Tue 8/26

8:00 am-1:29 pm

1 stop5h 29m

$486

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Houston 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

Prices

Airlines

What is the typical price of a round-trip flight between Houston and Duluth?

What is the cheapest month to fly to Duluth?

The cheapest month to fly to Duluth from Houston is in January. Flight prices, which tend to average around $248, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Duluth from Houston during December instead. Flights to Duluth in December, while not as cheap as those in January, still average around $248.

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

The cheapest day to depart from Houston 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 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 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.

Cheap Houston to Duluth flight deals and tips

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

Best Price Found	$460
Fastest flight time	4h 58m
Direct flights	None
Airports in Duluth	1 airport

The best one-way flight to Duluth from Houston in the past 72 hours is $460. The best round-trip flight deal from Houston to Duluth found on momondo in the last 72 hours is $263.

The fastest flight from Houston to Duluth takes 4h 58m

There are no direct flights from Houston to Duluth. Popular non-direct routes for this connection are Houston George Bush Intcntl Airport - Duluth Intl Airport and Houston Hobby Airport - Duluth Intl Airport.

There is 1 airport near Duluth: Duluth Intl (DLH)

Search flight deals

How far is Houston to Duluth Intl by plane?
A flight from Houston to Duluth Intl will travel around 1188.5 mi. In terms of flight time, this usually takes a little over 4h 58m.
When did momondo last update prices for flights from Houston to Duluth Intl Airport?
Prices for flights from Houston to Duluth Intl Airport refresh daily.
How many operators does momondo search for flights from Houston to Duluth Intl Airport?
As of July 2025, there are 2 operators available to choose from for flights from Houston to Duluth Intl Airport.
How old do you have to be to fly from Houston 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 to Duluth Intl Airport.
What documentation or ID do you need to fly to Duluth Intl Airport?
The travel and health documents required for your trip to Duluth Intl 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 Duluth Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Houston to Duluth

Compare and see reviews for airlines that fly from Houston to Duluth with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $248	Free Cancellation	Rating 8.0 7,980 reviews		Search Delta flights
United Airlines	PriceFrom $268	Free Cancellation	Rating 7.4 8,896 reviews		Search United Airlines flights

Two Harbors

Hayward

Superior

Cloquet

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Duluth from Houston.

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

All flight searches from Houston to Duluth on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Houston to Duluth flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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.