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Cheap flights from Idaho to Duluth from $318

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 to Duluth departing on 5/1. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Idaho to Duluth

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
3:23 pm - 10:46 pm
BOI
-
DLH
6h 23m
1 stop
Delta Logo
8:07 am - 2:26 pm
DLH
-
BOI
7h 19m
1 stop
$378Delta
Wed, Apr 22 - Sun, Apr 26
Delta Logo
5:34 am - 12:07 pm
BOI
-
DLH
5h 33m
1 stop
Delta Logo
4:29 pm - 11:57 pm
DLH
-
BOI
8h 28m
2 stops
$384Delta
Wed, Apr 22 - Sun, Apr 26
United Airlines Logo
12:30 pm - 12:29 am
BOI
-
DLH
10h 59m
2 stops
United Airlines Logo
3:08 pm - 10:35 pm
DLH
-
BOI
8h 27m
2 stops
$405United Airlines
Fri, Apr 24 - Tue, Apr 28
Delta Logo
5:34 am - 12:07 pm
BOI
-
DLH
5h 33m
1 stop
Delta Logo
4:29 pm - 8:29 pm
DLH
-
BOI
5h 00m
1 stop
$438Delta
Thu, Apr 30 - Mon, May 4
United Airlines Logo
6:58 pm - 10:34 am
BOI
-
DLH
14h 36m
2 stops
United Airlines Logo
5:00 am - 11:49 am
DLH
-
BOI
7h 49m
1 stop
$439United Airlines
Wed, Apr 29 - Tue, May 5
Delta Logo
5:34 am - 12:07 pm
BOI
-
DLH
5h 33m
1 stop
Delta Logo
4:29 pm - 12:17 am
DLH
-
BOI
8h 48m
2 stops
$444Delta
Thu, Apr 30 - Mon, May 4
Delta Logo
5:34 am - 12:07 pm
BOI
-
DLH
5h 33m
1 stop
Delta Logo
4:29 pm - 8:29 pm
DLH
-
BOI
5h 00m
1 stop
$448Delta
Fri, May 1 - Mon, May 4
Delta Logo
3:23 pm - 10:46 pm
BOI
-
DLH
6h 23m
1 stop
Delta Logo
4:29 pm - 12:17 am
DLH
-
BOI
8h 48m
2 stops
$454Delta
Fri, May 1 - Tue, May 5
Delta Logo
5:34 am - 12:07 pm
BOI
-
DLH
5h 33m
1 stop
Delta Logo
8:07 am - 2:26 pm
DLH
-
BOI
7h 19m
1 stop
$458Delta
Wed, Apr 29 - Tue, May 5
Delta Logo
1:30 pm - 10:44 pm
GEG
-
DLH
7h 14m
2 stops
Delta Logo
7:58 am - 1:11 pm
DLH
-
GEG
7h 13m
1 stop
$462Delta
Wed, May 20 - Wed, May 27

Delta flights from Idaho to Duluth

Our best Delta deals on Idaho to Duluth flight tickets
Delta
Apr 22
BOI3:23 pmBoise Air Term. Gowen Fld
6h 23m
1 stop
DLH10:46 pmDuluth Intl
Apr 26
DLH8:07 amDuluth Intl
7h 19m
1 stop
BOI2:26 pmBoise Air Term. Gowen Fld
$378
Delta
Apr 22
BOI5:34 amBoise Air Term. Gowen Fld
5h 33m
1 stop
DLH12:07 pmDuluth Intl
Apr 26
DLH4:29 pmDuluth Intl
8h 28m
2 stops
BOI11:57 pmBoise Air Term. Gowen Fld
$384
Delta
Apr 30
BOI5:34 amBoise Air Term. Gowen Fld
5h 33m
1 stop
DLH12:07 pmDuluth Intl
May 4
DLH4:29 pmDuluth Intl
5h 00m
1 stop
BOI8:29 pmBoise Air Term. Gowen Fld
$438

United Airlines flights from Idaho to Duluth

Our best United Airlines deals on Idaho to Duluth flight tickets
United Airlines
Apr 24
BOI12:30 pmBoise Air Term. Gowen Fld
10h 59m
2 stops
DLH12:29 amDuluth Intl
Apr 28
DLH3:08 pmDuluth Intl
8h 27m
2 stops
BOI10:35 pmBoise Air Term. Gowen Fld
$405
United Airlines
Apr 29
BOI6:58 pmBoise Air Term. Gowen Fld
14h 36m
2 stops
DLH10:34 amDuluth Intl
May 5
DLH5:00 amDuluth Intl
7h 49m
1 stop
BOI11:49 amBoise Air Term. Gowen Fld
$439
United Airlines
Apr 23
BOI12:04 pmBoise Air Term. Gowen Fld
9h 02m
1 stop
DLH10:06 pmDuluth Intl
Apr 27
DLH5:00 amDuluth Intl
11h 24m
2 stops
BOI3:24 pmBoise Air Term. Gowen Fld
$483

momondo Fare Finder

 
Customize your flight search to find flights from Idaho 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 April 11, 2026.
Use the filters below to find and compare flights from Idaho to Duluth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseDuluth

BOI - DLH

BOIDLH

Boise Air Term. Gowen Fld

Wed 4/22

3:23 pm-10:46 pm

1 stop6h 23m

Duluth Intl

Sun 4/26

8:07 am-2:26 pm

1 stop7h 19m

$378

BoiseDuluth

BOI - DLH

BOIDLH

Boise Air Term. Gowen Fld

Wed 4/22

5:34 am-12:07 pm

1 stop5h 33m

Duluth Intl

Sun 4/26

4:29 pm-11:57 pm

2 stops8h 28m

$384

BoiseDuluth

BOI - DLH

BOIDLH

Boise Air Term. Gowen Fld

Fri 4/24

12:30 pm-12:29 am

2 stops10h 59m

Duluth Intl

Tue 4/28

3:08 pm-10:35 pm

2 stops8h 27m

$405
Quickest round-trip

BoiseDuluth

BOI - DLH

BOIDLH

Boise Air Term. Gowen Fld

Thu 4/30

5:34 am-12:07 pm

1 stop5h 33m

Duluth Intl

Mon 5/4

4:29 pm-8:29 pm

1 stop5h 00m

$438

BoiseDuluth

BOI - DLH

BOIDLH

Boise Air Term. Gowen Fld

Wed 4/29

6:58 pm-10:34 am

2 stops14h 36m

Duluth Intl

Tue 5/5

5:00 am-11:49 am

1 stop7h 49m

$439

BoiseDuluth

BOI - DLH

BOIDLH

Boise Air Term. Gowen Fld

Thu 4/30

5:34 am-12:07 pm

1 stop5h 33m

Duluth Intl

Mon 5/4

4:29 pm-12:17 am

2 stops8h 48m

$444

BoiseDuluth

BOI - DLH

BOIDLH

Boise Air Term. Gowen Fld

Fri 5/1

5:34 am-12:07 pm

1 stop5h 33m

Duluth Intl

Mon 5/4

4:29 pm-8:29 pm

1 stop5h 00m

$448

BoiseDuluth

BOI - DLH

BOIDLH

Boise Air Term. Gowen Fld

Fri 5/1

3:23 pm-10:46 pm

1 stop6h 23m

Duluth Intl

Tue 5/5

4:29 pm-12:17 am

2 stops8h 48m

$454

BoiseDuluth

BOI - DLH

BOIDLH

Boise Air Term. Gowen Fld

Wed 4/29

5:34 am-12:07 pm

1 stop5h 33m

Duluth Intl

Tue 5/5

8:07 am-2:26 pm

1 stop7h 19m

$458

SpokaneDuluth

GEG - DLH

GEGDLH

Spokane

Wed 5/20

1:30 pm-10:44 pm

2 stops7h 14m

Duluth Intl

Wed 5/27

7:58 am-1:11 pm

1 stop7h 13m

$462

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Duluth from

How to get the cheapest flight ticket from Idaho 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

Can stopping save me money on Idaho to Duluth flights?

You could potentially save up to 27% on your flight if you consider stops on a Idaho to Duluth flight.

Cheap Idaho to Duluth flight deals and tips

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

Fastest flight time

5h 33m

Direct flights

None
The fastest flight from Idaho to Duluth takes 5h 33m
There are no direct flights from Idaho to Duluth. There are no popular flight routes from Idaho to Duluth.
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Frequently asked questions about flying from Idaho to Duluth

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

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

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

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

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

    The travel and health documents you'll need for your trip to Duluth Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Duluth Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Idaho to Duluth

Compare and see reviews for airlines that fly from Idaho to Duluth with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $333Free CancellationRating
7.9
8,406 reviews
Search Delta flights

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 to Duluth?

Finding the right flight to Duluth from Idaho is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Duluth quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Idaho to Duluth flights to just show those with flexible booking policies.

How can momondo help me find flights from Idaho 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.

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

Of course. momondo tracks the price of Idaho to Duluth flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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