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$637+ Cheap flights from Idaho Falls to Duluth (IDA - DLH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — DLH
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheap flight deals from Idaho Falls to Duluth

Cheapest flights from Idaho Falls to Duluth
Explore the most affordable flight options available from Idaho Falls to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.

This United Airlines deal was found by Cheapflights users on 3/8. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/315:57 pm
IDA
-
DLH
2 stops16h 47m
United Airlines
Wed 11/45:00 am
DLH
-
IDA
2 stops29h 28m
United Airlines
Deal found 3/8$637
This United Airlines deal was found by Cheapflights users on 3/6. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1010:50 am
IDA
-
DLH
2 stops22h 53m
United Airlines
Mon 3/166:43 pm
DLH
-
IDA
2 stops16h 13m
United Airlines
Deal found 3/6$927
This United Airlines deal was found by Cheapflights users on 3/5. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/202:35 pm
IDA
-
DLH
2 stops19h 08m
United Airlines
Tue 3/247:53 am
DLH
-
IDA
2 stops14h 13m
United Airlines
Deal found 3/5$1,266

Find flight deals from Idaho Falls to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) 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 March 10, 2026.

Round-trip from

$1,266
(United Airlines)

One-way from

$699
(United Airlines)
From Idaho Falls Fanning Field to Duluth Intl
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One-way flight from Idaho Falls Fanning Field to Duluth Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls 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 March 10, 2026.
Use the filters below to find and compare flights from Idaho Falls to Duluth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Idaho FallsDuluth

IDA - DLH

IDADLH

Idaho Falls Fanning Field

Fri 3/20

2:35 pm-10:43 am

2 stops19h 08m

Duluth Intl

Tue 3/24

7:53 am-9:06 pm

2 stops14h 13m

$1,266
Cheapest one-way
Quickest one-way

Idaho FallsDuluth

IDA - DLH

IDADLH

Idaho Falls Fanning Field

Tue 3/17

10:50 am-10:43 am

2 stops22h 53m

$699

Idaho FallsDuluth

IDA - DLH

IDADLH

Idaho Falls Fanning Field

Tue 3/17

5:20 pm-3:52 pm

3 stops45h 32m

$1,097

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Sorted by cheapest first

Best time to book a flight from Idaho Falls to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from Idaho Falls 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.

Related info for your journey

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

  • How long is the flight from Idaho Falls to Duluth?

    A quick flight from Idaho Falls to Duluth can take about 19h 08m. United Airlines provides one of the quickest options available for as low as $1,266. There are 991 mi between Idaho Falls and Duluth.

  • Can I find deals for flights from Idaho Falls to Duluth that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to Duluth flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to Duluth?

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

  • Can I find deals for business class flights from Idaho Falls to Duluth?

    Yes. Cheapflights offers flight deals from Idaho Falls 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.

See more FAQs

Traveling to a place near Duluth?

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

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