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Duluth

$242+ Cheap flights from Phoenix to Duluth (DLH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — DLH
Aug 27 — Sep 31
Thu 8/27
Thu 9/3
1 adult, Economy
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Cheap flight deals from Phoenix to Duluth

Cheapest flights from Phoenix to Duluth
Explore the most affordable flight options available from Phoenix to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2026.

This United Airlines deal was found by Cheapflights users on 7/24. 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.
Wed 11/41:50 pm
PHX
-
DLH
1 stop8h 19m
United Airlines
Sat 11/73:06 pm
DLH
-
PHX
1 stop9h 09m
United Airlines
Deal found 7/24$328
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/69:42 am
PHX
-
DLH
1 stop8h 02m
Delta
Sat 9/125:15 am
DLH
-
PHX
1 stop5h 16m
Delta
Deal found 7/24$368
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:58 pm
PHX
-
DLH
1 stop6h 43m
Delta
Wed 9/911:43 am
DLH
-
PHX
1 stop6h 15m
Delta
Deal found 7/24$374
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Wed 9/92:21 pm
PHX
-
DLH
1 stop6h 49m
United Airlines
Sat 9/127:45 am
DLH
-
PHX
2 stops10h 06m
United Airlines
Deal found 7/24$380
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:55 am
PHX
-
DLH
1 stop6h 46m
Delta
Tue 11/34:21 pm
DLH
-
PHX
1 stop5h 34m
Delta
Deal found 7/24$391
This United Airlines deal was found by Cheapflights users on 7/25. 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 8/229:23 am
PHX
-
DLH
2 stops11h 59m
United Airlines
Sat 8/2911:18 am
DLH
-
PHX
1 stop8h 55m
United Airlines
Deal found 7/25$393
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Wed 8/2610:15 am
PHX
-
DLH
2 stops11h 07m
United Airlines
Wed 9/27:45 am
DLH
-
PHX
1 stop7h 11m
United Airlines
Deal found 7/28$405
This United Airlines deal was found by Cheapflights users on 7/25. 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 9/18:55 am
PHX
-
DLH
2 stops12h 27m
United Airlines
Fri 9/117:45 am
DLH
-
PHX
1 stop7h 11m
United Airlines
Deal found 7/25$418
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Wed 8/1910:15 am
PHX
-
DLH
2 stops11h 07m
United Airlines
Wed 9/93:10 pm
DLH
-
PHX
1 stop8h 27m
United Airlines
Deal found 7/24$419

Find flight deals from Phoenix to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) 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 July 28, 2026.

Round-trip from

$328
(United Airlines)

One-way from

$242
(Delta)

Popular in

August

Cheapest in

November

Average price

$632
From Phoenix to Duluth Intl
Search Deals
One-way flight from Phoenix to Duluth Intl
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix 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 July 28, 2026.
Use the filters below to find and compare flights from Phoenix 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 11/3

8:55 am-3:41 pm

1 stop5h 46m

Duluth Intl

Mon 11/9

5:10 am-9:35 am

1 stop5h 25m

$368

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Fri 9/18

11:51 am-7:25 pm

1 stop5h 34m

Duluth Intl

Sun 9/20

5:15 am-8:31 am

1 stop5h 16m

$368
Quickest round-trip

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Fri 11/6

1:03 pm-7:12 pm

1 stop5h 09m

Duluth Intl

Sun 11/8

4:21 pm-8:56 pm

1 stop5h 35m

$368

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Wed 8/26

1:58 pm-10:41 pm

1 stop6h 43m

Duluth Intl

Wed 9/2

5:15 am-10:52 am

1 stop7h 37m

$368

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Wed 8/26

10:15 am-11:22 pm

2 stops11h 07m

Duluth Intl

Wed 9/2

7:45 am-12:56 pm

1 stop7h 11m

$405

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Sat 1/16

3:55 pm-11:04 pm

1 stop6h 09m

Duluth Intl

Wed 1/20

3:14 pm-10:44 pm

1 stop8h 30m

$418

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Wed 8/19

10:15 am-11:22 pm

2 stops11h 07m

Duluth Intl

Wed 9/9

3:10 pm-9:37 pm

1 stop8h 27m

$419

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Sat 8/29

8:55 am-11:22 pm

2 stops12h 27m

Duluth Intl

Fri 9/4

7:45 am-6:00 pm

2 stops12h 15m

$429

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Sun 8/23

11:58 am-7:44 pm

1 stop5h 46m

Duluth Intl

Thu 9/10

4:11 pm-8:14 pm

1 stop6h 03m

$436

PhoenixDuluth

PHX - DLH

PHXDLH

Phoenix Sky Harbor Intl

Sun 8/23

9:42 am-7:44 pm

1 stop8h 02m

Duluth Intl

Fri 9/18

5:15 am-8:31 am

1 stop5h 16m

$438

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Phoenix to Duluth

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

Cheapflights Insights

Everything you need to know about your flight from Phoenix to Duluth

What is the cheapest month to book a flight from Phoenix to Duluth?

Currently, November is the cheapest month in which you can book a flight from Phoenix to Duluth (average of $286). Flying from Phoenix to Duluth in August is currently the most expensive (average of $758). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Phoenix to Duluth?

Airfare is below average for this route at the moment.
Phoenix to Duluth flights typically cost between $636 and $758 in November.
The cheapest round-trip price found within the last 5 days was $328 on United Airlines (Nov 4-Nov 7).

Reviews of airlines servicing Duluth

Get insights into the airlines that provide service to Duluth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Duluth. Reviews last updated July 28, 2026.
Read reviews from past customers who have flown Delta from Phoenix to Duluth. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,490 reviews

Overall

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Aug 2023

BDL - MSP

The seats were wayyyy too small! If you are a larger person buying 2 seats would not work as arm rests do not go up
Delta
7.8
Good
8,490 reviews
Delta
7.8
Good
8,490 reviews

Overall

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Aug 2023

BDL - MSP

The seats were wayyyy too small! If you are a larger person buying 2 seats would not work as arm rests do not go up

Related info for your journey

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

  • What airport do you fly into for flights to Duluth from Phoenix?

    For a flight from Phoenix to Duluth, you will be flying into Duluth Intl. Duluth Intl (DLH) is just 5.8 mi from the center of the city. Duluth Intl is the only Duluth airport and it handles 0 inbound flights from Phoenix per day. 1 airline has flights to Duluth Intl from Phoenix on a regular basis.

  • How long is the flight from Phoenix to Duluth?

    There are many flights that can get you from Phoenix to Duluth in 5h 46m. Fly via Delta or United Airlines to get the fastest option. The distance between Phoenix and Duluth is about 1389 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Phoenix to Duluth round-trip?

    According to our current data, Delta ($221), offers the cheapest pricing from Phoenix to Duluth. Delta is 52% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

  • How can I find direct flights from Phoenix to Duluth?

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

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

    Yes. Cheapflights offers flight deals from Phoenix 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.

  • What is the cheapest month to book a flight from Phoenix to Duluth?

    Currently, November is the cheapest month in which you can book a flight from Phoenix to Duluth (average of $286). Flying from Phoenix to Duluth in August is currently the most expensive (average of $758). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Duluth?

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

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Top airline flying from Phoenix to Duluth

Discover the top airline that operate flights from Phoenix to Duluth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$221Average$438FlexibilityNo cancel feeOn-timeN/A

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