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CA $427 Cheap Flights from Houston (IAH) to Duluth (DLH)

View CA $427 flight on Sat, Sep 19, 2026Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Duluth, MN (DLH-Duluth Intl.)

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Cheap flights from Houston (IAH) to Duluth (DLH)

Prices were available within the past 7 days and start at CA $427 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.) cost?
You can find one-way and return flights from IAH to DLH with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when IAH to DLH ticket fares go up or down.
What is the cheapest month to fly from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.)?
December is typically the cheapest month to fly from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.), with average return fares around CA$490. December sees lower prices because it falls after the peak autumn travel season, when demand drops and airlines compete for bookings. Other cheap months to fly from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.) include January and May.
Which airlines fly direct from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.)?
Enter IAH to DLH and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.)?
Delta is one of the cheapest airlines offering connecting flights from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.), with return tickets starting from around CA$425 for flights that can be booked for departure within the next year. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.)?
To find a cheap flight from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.)?
The cheapest months to fly from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.) are typically December and January, with average return flights around CA$490. These months often offer lower fares as they fall outside peak travel seasons, giving you a good opportunity to find a deal.
How many flights per day from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.)?
There are approximately 34 connecting flights per day from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.). Some common connection points include O'Hare Intl. (ORD), Minneapolis - St. Paul Intl. (MSP), and Hartsfield-Jackson Atlanta Intl. (ATL).
What is the earliest flight from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.)?
The earliest flight from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.) typically departs around 5:00 AM. This flight is operated by United. This is a seasonal service active in July. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.)?
You'll find the most flights from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.) on a Saturday, with around 23 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United and Delta. Saturday offers notably more flight options compared to other days of the week, making it a great day to plan your trip if you're looking for flexibility.
What are the most popular departure times for flights from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.)?
The most popular departure times for flights from George Bush Intercontinental (IAH) to Duluth Intl. (DLH) are in the early morning, from 6am to 9am. Many major carriers, including United and Delta, offer flights during this window. Many travellers prefer this time as it allows for an early start to their journey.
How long does it take to fly from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.)?
There are no nonstop flights from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.). For flights with one stop, you can expect the journey to take around 5 hours 48 minutes. If your flight has two or more stops, the travel time typically increases to about 10 hours. These times cover a distance of approximately 1,894 kilometers. Keep in mind that actual flight durations can vary based on factors like layover times, routing, and weather conditions.
Can you fly business or first class from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.)?
You can fly business class or first class between IAH and DLH. First class cabins are available on Delta and United.
How do I earn miles on a Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.) flight with Expedia?
It's easy to earn miles on a Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Duluth, MN (DLH) from Houston, TX (IAH)?
If you're planning to travel to Duluth from George Bush Intercontinental (IAH), you can fly directly into Duluth Intl. (DLH). Some flights may connect through major hubs like Dallas-Fort Worth Intl. (DFW), Hartsfield-Jackson Atlanta Intl. (ATL), or Salt Lake City Intl. (SLC) before reaching Duluth. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.) at the last minute?
Typically, booking a last minute flight from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.) flight and hotel package?
Securing a Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.)?
If you booked your Houston, TX (IAH-George Bush Intercontinental) to Duluth, MN (DLH-Duluth Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Duluth Intl.
Distance
1882 km

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Houston to Duluth Flights

The easy way to book your flights from Houston to Duluth 

With Expedia, it’s simple to find and book flights to Duluth from Houston whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 14 airlines that cover this route. There are nonstop flights to Duluth Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Houston to Duluth today, tomorrow, or this week.  

 

Save dollars with cheap flights from George Bush Intercontinental, IAH to Duluth Intl., DLH 

Sort your search results by price to find great deals on your flight from Houston to Duluth—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Duluth from Houston currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Duluth  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Duluth from Houston 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Duluth with Expedia today.

Houston to Duluth Flights

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