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Cheap flights from Phoenix Sky Harbor Intl Airport to Duluth from $251

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix Sky Harbor Intl Airport to Duluth departing on 8/15. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Phoenix Sky Harbor Intl Airport to Duluth

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:19 pm - 11:22 pm
PHX
-
DLH
7h 03m
1 stop
United Airlines Logo
7:45 am - 3:20 pm
DLH
-
PHX
9h 35m
1 stop
$318United Airlines
Tue, Aug 11 - Wed, Aug 19
United Airlines Logo
9:23 am - 11:22 pm
PHX
-
DLH
11h 59m
2 stops
United Airlines Logo
7:45 am - 12:56 pm
DLH
-
PHX
7h 11m
1 stop
$324United Airlines
Tue, Aug 11 - Wed, Aug 19
United Airlines Logo
6:20 am - 5:34 pm
PHX
-
DLH
9h 14m
1 stop
United Airlines Logo
7:45 am - 12:56 pm
DLH
-
PHX
7h 11m
1 stop
$335United Airlines
Tue, Aug 18 - Tue, Aug 25
United Airlines Logo
11:32 am - 11:22 pm
PHX
-
DLH
9h 50m
2 stops
United Airlines Logo
7:45 am - 12:56 pm
DLH
-
PHX
7h 11m
1 stop
$341United Airlines
Tue, Aug 18 - Tue, Aug 25
Delta Logo
11:58 am - 7:44 pm
PHX
-
DLH
5h 46m
1 stop
Delta Logo
5:15 am - 8:31 am
DLH
-
PHX
5h 16m
1 stop
$356Delta
Sun, Aug 23 - Fri, Sep 18
United Airlines Logo
11:52 pm - 10:40 am
PHX
-
DLH
8h 48m
1 stop
United Airlines Logo
6:00 am - 12:03 pm
DLH
-
PHX
8h 03m
1 stop
$361United Airlines
Fri, Sep 25 - Tue, Sep 29
United Airlines Logo
10:15 am - 11:22 pm
PHX
-
DLH
11h 07m
2 stops
United Airlines Logo
7:45 am - 12:56 pm
DLH
-
PHX
7h 11m
1 stop
$379United Airlines
Wed, Aug 19 - Wed, Aug 26
Delta Logo
1:58 pm - 10:41 pm
PHX
-
DLH
6h 43m
1 stop
Delta Logo
5:15 am - 8:37 am
DLH
-
PHX
5h 22m
1 stop
$392Delta
Thu, Aug 20 - Sat, Aug 29
United Airlines Logo
11:32 am - 11:22 pm
PHX
-
DLH
9h 50m
2 stops
United Airlines Logo
7:45 am - 3:16 pm
DLH
-
PHX
9h 31m
2 stops
$401United Airlines
Tue, Aug 11 - Wed, Aug 19
United Airlines Logo
6:20 am - 5:34 pm
PHX
-
DLH
9h 14m
1 stop
United Airlines Logo
7:45 am - 12:56 pm
DLH
-
PHX
7h 11m
1 stop
$416United Airlines
Thu, Aug 27 - Sun, Aug 30

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Delta flights from Phoenix Sky Harbor Intl Airport to Duluth

Our best Delta deals on Phoenix Sky Harbor Intl Airport to Duluth flight tickets
Delta
Aug 23
PHX11:58 amPhoenix Sky Harbor Intl
5h 46m
1 stop
DLH7:44 pmDuluth Intl
Sep 18
DLH5:15 amDuluth Intl
5h 16m
1 stop
PHX8:31 amPhoenix Sky Harbor Intl
$356
Delta
Aug 24
PHX9:42 amPhoenix Sky Harbor Intl
8h 02m
1 stop
DLH7:44 pmDuluth Intl
Aug 31
DLH8:18 amDuluth Intl
6h 19m
1 stop
PHX12:37 pmPhoenix Sky Harbor Intl
$391
Delta
Aug 20
PHX1:58 pmPhoenix Sky Harbor Intl
6h 43m
1 stop
DLH10:41 pmDuluth Intl
Aug 29
DLH5:15 amDuluth Intl
5h 22m
1 stop
PHX8:37 amPhoenix Sky Harbor Intl
$392

United Airlines flights from Phoenix Sky Harbor Intl Airport to Duluth

Our best United Airlines deals on Phoenix Sky Harbor Intl Airport to Duluth flight tickets
United Airlines
Aug 11
PHX2:19 pmPhoenix Sky Harbor Intl
7h 03m
1 stop
DLH11:22 pmDuluth Intl
Aug 19
DLH7:45 amDuluth Intl
9h 35m
1 stop
PHX3:20 pmPhoenix Sky Harbor Intl
$318
United Airlines
Aug 11
PHX9:23 amPhoenix Sky Harbor Intl
11h 59m
2 stops
DLH11:22 pmDuluth Intl
Aug 19
DLH7:45 amDuluth Intl
7h 11m
1 stop
PHX12:56 pmPhoenix Sky Harbor Intl
$324
United Airlines
Aug 18
PHX6:20 amPhoenix Sky Harbor Intl
9h 14m
1 stop
DLH5:34 pmDuluth Intl
Aug 25
DLH7:45 amDuluth Intl
7h 11m
1 stop
PHX12:56 pmPhoenix Sky Harbor Intl
$335

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix Sky Harbor Intl Airport 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 July 20, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Duluth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Tue 8/11

2:19 pm-11:22 pm

1 stop7h 03m

Duluth Intl

Wed 8/19

7:45 am-3:20 pm

1 stop9h 35m

$318

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Tue 8/11

9:23 am-11:22 pm

2 stops11h 59m

Duluth Intl

Wed 8/19

7:45 am-12:56 pm

1 stop7h 11m

$324

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Tue 8/18

6:20 am-5:34 pm

1 stop9h 14m

Duluth Intl

Tue 8/25

7:45 am-12:56 pm

1 stop7h 11m

$335

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Tue 8/18

11:32 am-11:22 pm

2 stops9h 50m

Duluth Intl

Tue 8/25

7:45 am-12:56 pm

1 stop7h 11m

$341
Quickest round-trip

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Sun 8/23

11:58 am-7:44 pm

1 stop5h 46m

Duluth Intl

Fri 9/18

5:15 am-8:31 am

1 stop5h 16m

$356

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Fri 9/25

11:52 pm-10:40 am

1 stop8h 48m

Duluth Intl

Tue 9/29

6:00 am-12:03 pm

1 stop8h 03m

$361

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Wed 8/19

10:15 am-11:22 pm

2 stops11h 07m

Duluth Intl

Wed 8/26

7:45 am-12:56 pm

1 stop7h 11m

$379

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Thu 8/20

1:58 pm-10:41 pm

1 stop6h 43m

Duluth Intl

Sat 8/29

5:15 am-8:37 am

1 stop5h 22m

$392

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Tue 8/11

11:32 am-11:22 pm

2 stops9h 50m

Duluth Intl

Wed 8/19

7:45 am-3:16 pm

2 stops9h 31m

$401

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Thu 8/27

6:20 am-5:34 pm

1 stop9h 14m

Duluth Intl

Sun 8/30

7:45 am-12:56 pm

1 stop7h 11m

$416

Flights are sorted by cheapest round-trip flights first.

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

How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport 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 typical price of a round-trip flight between Phoenix Sky Harbor Intl Airport and Duluth?

What is the cheapest month to fly to Duluth?

The cheapest month to fly to Duluth from Phoenix Sky Harbor Intl Airport is in November. Flight prices, which tend to average around $286, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Duluth from Phoenix Sky Harbor Intl Airport during September instead. Flights to Duluth in September, while not as cheap as those in November, still average around $308.

How have Phoenix Sky Harbor Intl Airport to Duluth flight prices changed over time?

As of July 2026, prices for Phoenix Sky Harbor Intl Airport to Duluth flights are approximately 29% more expensive when compared to flights at the same time last year.

When to book flights from Phoenix Sky Harbor Intl Airport to Duluth

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

Cheap Phoenix Sky Harbor Intl Airport to Duluth (PHX to DLH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to Duluth

Fastest flight time

5h 37m

Direct flights

None
The fastest flight from Phoenix Sky Harbor Intl Airport to Duluth takes 5h 37m
There are no direct flights from Phoenix Sky Harbor Intl Airport to Duluth. There are no popular flight routes from Phoenix Sky Harbor Intl Airport to Duluth.
Search flight deals

Frequently asked questions about flying from Phoenix Sky Harbor Intl Airport to Duluth

  • How far is Phoenix Sky Harbor Intl to Duluth Intl by plane?

    Phoenix Sky Harbor Intl and Duluth Intl are 1390.1 mi apart from one another. Typically, this will take 5h 37m by plane in normal conditions.

  • When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to Duluth Intl Airport?

    Prices for flights from Phoenix Sky Harbor Intl Airport to Duluth Intl Airport were last updated today.

  • How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Duluth Intl Airport?

  • How old do you have to be to fly from Phoenix Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport 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.

  • What is the most popular airline from Phoenix Sky Harbor Intl Airport to Duluth?

Best airlines flying from Phoenix Sky Harbor Intl Airport to Duluth

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Duluth with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $221Free CancellationRating
7.8
8,478 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
Cloquet
Hayward

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Phoenix to Duluth. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Phoenix to Duluth with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Phoenix to Duluth?

momondo provides multiple filters to help you find the best flight to Duluth from Phoenix. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Phoenix 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 Phoenix and alert you when they change.

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