Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Phoenix Sky Harbor Intl Airport to Duluth from $327

This is the cheapest round-trip 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 1/14. 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

Discover deals from 900+ travel sites with momondo.

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 Phoenix Sky Harbor Intl Airport to Duluth

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:10 am - 3:44 pm
PHX
-
DLH
7h 34m1 stop
Delta Logo
11:56 am - 6:19 pm
DLH
-
PHX
7h 23m1 stop
$327Delta
Wed, Jan 14 - Sun, Jan 18
Delta Logo
7:10 am - 3:44 pm
PHX
-
DLH
7h 34m1 stop
Delta Logo
5:00 am - 9:33 am
DLH
-
PHX
5h 33m1 stop
$357Delta
Wed, Jan 14 - Sun, Jan 18
Delta Logo
12:59 am - 10:57 am
PHX
-
DLH
7h 58m1 stop
Delta Logo
5:10 am - 8:25 am
DLH
-
PHX
5h 15m1 stop
$368Delta
Wed, May 13 - Sun, May 17
United Airlines Logo
8:30 am - 9:59 pm
PHX
-
DLH
12h 29m2 stops
United Airlines Logo
3:05 pm - 10:59 pm
DLH
-
PHX
8h 54m1 stop
$389United Airlines
Wed, Jan 14 - Sun, Jan 18
United Airlines Logo
8:30 am - 9:59 pm
PHX
-
DLH
12h 29m2 stops
United Airlines Logo
7:40 am - 6:49 pm
DLH
-
PHX
12h 09m2 stops
$394United Airlines
Wed, Jan 14 - Sun, Jan 18
United Airlines Logo
12:59 pm - 10:55 pm
PHX
-
DLH
8h 56m2 stops
United Airlines Logo
3:05 pm - 10:59 pm
DLH
-
PHX
8h 54m1 stop
$403United Airlines
Tue, Dec 30 - Tue, Jan 6
United Airlines Logo
10:40 am - 9:59 pm
PHX
-
DLH
10h 19m2 stops
United Airlines Logo
3:05 pm - 10:59 pm
DLH
-
PHX
8h 54m1 stop
$422United Airlines
Wed, Jan 14 - Sun, Jan 18
United Airlines Logo
1:57 pm - 9:59 pm
PHX
-
DLH
7h 02m1 stop
United Airlines Logo
3:05 pm - 10:59 pm
DLH
-
PHX
8h 54m1 stop
$426United Airlines
Mon, Jan 26 - Fri, Jan 30
United Airlines Logo
8:30 am - 9:59 pm
PHX
-
DLH
12h 29m2 stops
United Airlines Logo
3:05 pm - 10:59 pm
DLH
-
PHX
8h 54m1 stop
$432United Airlines
Mon, Jan 26 - Fri, Jan 30
United Airlines Logo
8:30 am - 9:59 pm
PHX
-
DLH
12h 29m2 stops
United Airlines Logo
3:05 pm - 10:59 pm
DLH
-
PHX
8h 54m2 stops
$437United Airlines
Mon, Jan 26 - Fri, Jan 30

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
May 27
PHX12:50 pmPhoenix Sky Harbor Intl
7h 07m
1 stop
DLH9:57 pmDuluth Intl
Jun 11
DLH3:14 pmDuluth Intl
8h 30m
1 stop
PHX9:44 pmPhoenix Sky Harbor Intl
$342
Find similar
United Airlines
May 27
PHX6:00 amPhoenix Sky Harbor Intl
13h 57m
2 stops
DLH9:57 pmDuluth Intl
Jun 11
DLH3:14 pmDuluth Intl
8h 30m
1 stop
PHX9:44 pmPhoenix Sky Harbor Intl
$347
Find similar
United Airlines
May 27
PHX10:30 amPhoenix Sky Harbor Intl
9h 27m
2 stops
DLH9:57 pmDuluth Intl
Jun 11
DLH11:26 amDuluth Intl
10h 54m
2 stops
PHX8:20 pmPhoenix Sky Harbor Intl
$356
Find similar

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
Jan 14
PHX7:10 amPhoenix Sky Harbor Intl
7h 34m
1 stop
DLH3:44 pmDuluth Intl
Jan 18
DLH5:00 amDuluth Intl
5h 33m
1 stop
PHX9:33 amPhoenix Sky Harbor Intl
$357
Find similar
Delta
May 13
PHX12:59 amPhoenix Sky Harbor Intl
7h 58m
1 stop
DLH10:57 amDuluth Intl
May 17
DLH5:10 amDuluth Intl
5h 15m
1 stop
PHX8:25 amPhoenix Sky Harbor Intl
$368
Find similar
Delta
May 14
PHX6:00 amPhoenix Sky Harbor Intl
11h 26m
2 stops
DLH7:26 pmDuluth Intl
May 17
DLH5:10 amDuluth Intl
5h 15m
1 stop
PHX8:25 amPhoenix Sky Harbor Intl
$572
Find similar

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 December 18, 2025.
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

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Wed 1/14

7:10 am-3:44 pm

1 stop7h 34m

Duluth Intl

Sun 1/18

11:56 am-6:19 pm

1 stop7h 23m

$327

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Wed 1/14

7:10 am-3:44 pm

1 stop7h 34m

Duluth Intl

Sun 1/18

5:00 am-9:33 am

1 stop5h 33m

$357

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Wed 5/13

12:59 am-10:57 am

1 stop7h 58m

Duluth Intl

Sun 5/17

5:10 am-8:25 am

1 stop5h 15m

$368

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Wed 1/14

8:30 am-9:59 pm

2 stops12h 29m

Duluth Intl

Sun 1/18

3:05 pm-10:59 pm

1 stop8h 54m

$389

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Wed 1/14

8:30 am-9:59 pm

2 stops12h 29m

Duluth Intl

Sun 1/18

7:40 am-6:49 pm

2 stops12h 09m

$394

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Tue 12/30

12:59 pm-10:55 pm

2 stops8h 56m

Duluth Intl

Tue 1/6

3:05 pm-10:59 pm

1 stop8h 54m

$403

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Wed 1/14

10:40 am-9:59 pm

2 stops10h 19m

Duluth Intl

Sun 1/18

3:05 pm-10:59 pm

1 stop8h 54m

$422

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Mon 1/26

1:57 pm-9:59 pm

1 stop7h 02m

Duluth Intl

Fri 1/30

3:05 pm-10:59 pm

1 stop8h 54m

$426

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Mon 1/26

8:30 am-9:59 pm

2 stops12h 29m

Duluth Intl

Fri 1/30

3:05 pm-10:59 pm

1 stop8h 54m

$432

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Mon 1/26

8:30 am-9:59 pm

2 stops12h 29m

Duluth Intl

Fri 1/30

3:05 pm-10:59 pm

2 stops8h 54m

$437

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

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 cheapest month to fly to Duluth?

The cheapest month to fly to Duluth from Phoenix Sky Harbor Intl Airport is in February. Flight prices, which tend to average around $264, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Duluth from Phoenix Sky Harbor Intl Airport during June instead. Flights to Duluth in June, while not as cheap as those in February, still average around $278.

What is the cheapest day to depart on your flight to Duluth?

The cheapest day to depart from Phoenix Sky Harbor Intl Airport to Duluth is on a Saturday when prices can be found for as low as $375. On the other hand, Monday is the most expensive day to depart from Phoenix Sky Harbor Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $614.

What is the cheapest time of day to depart on your flight to Duluth?

Flying to Duluth from Phoenix Sky Harbor Intl Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $394 when looking at flights departing in the afternoon. In contrast, the most expensive time of day to depart to Duluth is at noon when prices are around $587.

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

As of December 2025, prices for Phoenix Sky Harbor Intl Airport to Duluth flights are approximately 77% 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

4h 38m

Direct flights

None
The fastest flight from Phoenix Sky Harbor Intl Airport to Duluth takes 4h 38m
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

  • 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 4h 38m 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
7.9
8,005 reviews
Search Delta flights
United AirlinesPriceFrom $258Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights

Traveling to a place near Duluth?

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

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.

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
Sat 1/17
Sat 1/24
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States