Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Idaho Falls to Duluth from $549

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho Falls to Duluth departing on 4/10. 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

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Idaho Falls to Duluth

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:20 pm - 10:39 am
IDA
-
DLH
16h 19m
2 stops
United Airlines Logo
6:57 pm - 1:24 pm
DLH
-
IDA
19h 27m
2 stops
$853United Airlines
Sun, Apr 19 - Sun, Apr 26
United Airlines Logo
10:40 am - 12:29 am
IDA
-
DLH
12h 49m
3 stops
United Airlines Logo
7:25 am - 3:39 pm
DLH
-
IDA
9h 14m
2 stops
$1,143United Airlines
Sun, Apr 19 - Sun, Apr 26
United Airlines Logo
10:40 am - 12:29 am
IDA
-
DLH
12h 49m
3 stops
United Airlines Logo
11:19 am - 9:04 pm
DLH
-
IDA
10h 45m
3 stops
$1,429United Airlines
Sun, Apr 19 - Sun, Apr 26

United Airlines flights from Idaho Falls to Duluth

Our best United Airlines deals on Idaho Falls to Duluth flight tickets
United Airlines
Apr 19
IDA5:20 pmIdaho Falls Fanning Field
16h 19m
2 stops
DLH10:39 amDuluth Intl
Apr 26
DLH6:57 pmDuluth Intl
19h 27m
2 stops
IDA1:24 pmIdaho Falls Fanning Field
$853
United Airlines
Apr 19
IDA10:40 amIdaho Falls Fanning Field
12h 49m
3 stops
DLH12:29 amDuluth Intl
Apr 26
DLH7:25 amDuluth Intl
9h 14m
2 stops
IDA3:39 pmIdaho Falls Fanning Field
$1,143
United Airlines
Apr 19
IDA10:40 amIdaho Falls Fanning Field
12h 49m
3 stops
DLH12:29 amDuluth Intl
Apr 26
DLH11:19 amDuluth Intl
10h 45m
3 stops
IDA9:04 pmIdaho Falls Fanning Field
$1,429

momondo 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, momondo users made 832,500 searches. Data last updated March 24, 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

Idaho FallsDuluth

IDA - DLH

IDADLH

Idaho Falls Fanning Field

Sun 4/19

5:20 pm-10:39 am

2 stops16h 19m

Duluth Intl

Sun 4/26

6:57 pm-1:24 pm

2 stops19h 27m

$853
Quickest round-trip

Idaho FallsDuluth

IDA - DLH

IDADLH

Idaho Falls Fanning Field

Sun 4/19

10:40 am-12:29 am

3 stops12h 49m

Duluth Intl

Sun 4/26

7:25 am-3:39 pm

2 stops9h 14m

$1,143

Idaho FallsDuluth

IDA - DLH

IDADLH

Idaho Falls Fanning Field

Sun 4/19

10:40 am-12:29 am

3 stops12h 49m

Duluth Intl

Sun 4/26

11:19 am-9:04 pm

3 stops10h 45m

$1,429
Cheapest one-way
Quickest one-way

Idaho FallsDuluth

IDA - DLH

IDADLH

Idaho Falls Fanning Field

Fri 4/10

1:10 pm-10:47 pm

2 stops8h 37m

$549

Idaho FallsDuluth

IDA - DLH

IDADLH

Idaho Falls Fanning Field

Thu 4/9

6:55 pm-3:52 pm

2 stops19h 57m

$588

Idaho FallsDuluth

IDA - DLH

IDADLH

Idaho Falls Fanning Field

Sat 4/11

5:45 pm-10:06 pm

2 stops27h 21m

$687

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 Idaho Falls 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 airline that flies from Idaho Falls Fanning Field to Duluth Intl?

Delta and United Airlines are the most popular carriers operating from Idaho Falls Fanning Field to Duluth Intl

When to book flights from Idaho Falls to Duluth

Are you open to changing your travel dates? Check out the ideal times to fly from Idaho Falls to Duluth according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Idaho Falls to Duluth (IDA to DLH) flight deals and tips

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

Fastest flight time

16h 19m

Direct flights

None
The fastest flight from Idaho Falls to Duluth takes 16h 19m
There are no direct flights from Idaho Falls to Duluth. There are no popular flight routes from Idaho Falls to Duluth.
Search flight deals

  • How far is Idaho Falls Fanning Field to Duluth Intl by plane?

    Duluth Intl is 994.5 mi away from Idaho Falls Fanning Field. Flights usually cover this in 16h 19m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to Duluth Intl Airport?

    Prices for flights from Idaho Falls Fanning Field Airport to Duluth Intl Airport are updated daily.

  • How old do you have to be to fly from Idaho Falls Fanning Field Airport to Duluth Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho Falls Fanning Field Airport to Duluth Intl Airport.

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

    The required travel and health documents for your Duluth Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Duluth Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Duluth?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Idaho Falls to Duluth for you.

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

momondo does allow users to show only those flights to Duluth from Idaho Falls which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Idaho Falls to Duluth?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Duluth from Idaho Falls.

I’m not ready to book a flight from Idaho Falls to Duluth right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Duluth, momondo offers a useful price alert feature which will track prices for flights to Duluth from Idaho Falls and alert you when they change.

An easier way to manage your Duluth trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 4/23
Thu 4/30
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States