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$234+ Cheap flights from George Bush Intcntl (IAH) to Duluth (DLH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — DLH
abr. 8 — abr. 151
mar. 4/8
mar. 4/15
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Duluth (DLH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated abril 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$408
(Delta)

One-way from

$234
(Delta)

Popular in

September

Cheapest in

December

Average price

$298
Provider with most accurate pricing for Houston George Bush Intcntl-Duluth Intl flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Duluth Intl flights.
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From Houston George Bush Intcntl to Duluth Intl
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One-way flight from Houston George Bush Intcntl to Duluth Intl
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Highest demand for flights based on searches. 18% potential increase in price ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from George Bush Intcntl to Duluth

Cheapest flights from George Bush Intcntl to Duluth
Explore the most affordable flight options available from George Bush Intcntl to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 3, 2025.

This Delta deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/1010:52 amIAH - DLH
1 stop6h 48mDelta
vie. 6/136:20 pmDLH - IAH
1 stop4h 44mDelta
Deal found 4/2$408
This United deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/22:20 pmIAH - DLH
2 stops24h 10mUnited Airlines
dom. 4/63:05 pmDLH - IAH
1 stop6h 20mUnited Airlines
Deal found 4/2$718

Cheapflights Fare Finder

Customize your flight search to find flights from George Bush Intcntl 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, Cheapflights users made 2,558,603 searches. Data last updated abril 3, 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

George Bush Intcntl

Fly to

Duluth

Route

Depart

Return

Price

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

mar. 6/10

10:52 am-5:40 pm

1 stop6h 48m

Duluth Intl

vie. 6/13

6:20 pm-11:04 pm

1 stop4h 44m

$408

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

vie. 7/25

10:45 am-5:35 pm

1 stop6h 50m

$234

HoustonDuluth

IAH - DLH

IAHDLH

Houston George Bush Intcntl

vie. 7/25

2:50 pm-10:51 am

2 stops20h 01m

$362

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Compare providers for flights from George Bush Intcntl to Duluth

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Duluth in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Duluth flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Duluth flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Duluth flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Duluth flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Duluth flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from George Bush Intcntl to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from George Bush Intcntl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Houston George Bush Intcntl Airport to Duluth

What is the cheapest time of day to fly from IAH to DLH?

Find hourly flight availability from George Bush Intcntl to Duluth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 3, 2025.

It’s typically best to fly out from Houston George Bush Intcntl Airport to Duluth at noon. Doing so could potentially save you 20% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Duluth by month

Plan your trip to Duluth by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Duluth ranges from 0.6 - 3.6 inches per month. August is typically the wettest month, when rainfall can reach 3.6 in. February is typically the driest time to visit Duluth when rainfall is around 0.6 in.

Temperature in Duluth by month

Plan your trip to Duluth by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Duluth, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.2 F).

Reviews of airlines servicing Duluth

Get insights into the airlines that provide service to Duluth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Duluth. Reviews last updated abril 3, 2025.
Delta
8.0
Very good
7,897 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Aug 2023

BDL - MSP

The seats were wayyyy too small! If you are a larger person buying 2 seats would not work as arm rests do not go up
Delta
8.0
Very good
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Aug 2023

BDL - MSP

The seats were wayyyy too small! If you are a larger person buying 2 seats would not work as arm rests do not go up
United Airlines
7.4
Good
8,619 reviews
Delta
8.0
Very good
7,897 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Aug 2023

BDL - MSP

The seats were wayyyy too small! If you are a larger person buying 2 seats would not work as arm rests do not go up

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Duluth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Duluth from Houston George Bush Intcntl?

    If you book a flight to Duluth from Houston George Bush Intcntl, you will be flying to Duluth Intl, which is the city’s only airport. Duluth Intl (DLH) is located 5.8 mi from the center of Duluth. There are 0 flights from Houston George Bush Intcntl to Duluth Intl per day from 2 different airlines.

  • What is the cheapest airline to fly from Houston George Bush Intcntl Airport to Duluth round-trip?

    According to our current data, Delta ($408), offers the cheapest pricing from Houston George Bush Intcntl Airport to Duluth.

  • Can I find deals for flights from George Bush Intcntl to Duluth that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to Duluth flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to Duluth?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Duluth.

  • Can I find deals for business class flights from George Bush Intcntl to Duluth?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Duluth by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Duluth?

    Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Duluth (average of $335). Flying from Houston George Bush Intcntl Airport to Duluth in June is currently the most expensive (average of $483). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Two Harbors
Superior

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Top 2 airlines flying from George Bush Intcntl to Duluth

Discover the top 2 airlines that operate flights from George Bush Intcntl to Duluth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated abril 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$238Average$365FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$248Average$438FlexibilityNo cancel feeOn-time69%

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