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Sky Harbor Intl

$143+ Cheap flights from Duluth (DLH) to Sky Harbor Intl (PHX)

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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — PHX
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Duluth to Sky Harbor Intl

Discover tips and strategies to find the most affordable flight options for your journey from Duluth (DLH) to Sky Harbor Intl (PHX). 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 September 11, 2025.

Round-trip from

$258
(Delta)

One-way from

$143
(Delta)

Popular in

September

Cheapest in

June

Average price

$463
From Duluth Intl to Phoenix Sky Harbor Intl
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One-way flight from Duluth Intl to Phoenix Sky Harbor Intl
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Highest demand for flights based on searches. 6% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Duluth to Sky Harbor Intl

Cheapest flights from Duluth to Sky Harbor Intl
Explore the most affordable flight options available from Duluth to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Delta deal was found by Cheapflights users on 9/10. 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.
Tue 10/215:18 amDLH - PHX
1 stop4h 58mDelta
Mon 10/275:14 pmPHX - DLH
1 stop4h 28mDelta
Deal found 9/10$258
This United Airlines deal was found by Cheapflights users on 9/8. 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 10/73:07 pmDLH - PHX
1 stop8h 53mUnited Airlines
Tue 10/1410:41 amPHX - DLH
2 stops9h 27mUnited Airlines
Deal found 9/8$281
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Thu 10/3011:14 amDLH - PHX
2 stops11h 30mUnited Airlines
Mon 11/31:55 pmPHX - DLH
1 stop7h 04mUnited Airlines
Deal found 9/8$307
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 10/305:18 amDLH - PHX
1 stop4h 58mDelta
Mon 11/36:14 pmPHX - DLH
1 stop4h 28mDelta
Deal found 9/8$313
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 9/2511:20 amDLH - PHX
1 stop8h 19mUnited Airlines
Mon 9/2910:50 amPHX - DLH
1 stop9h 18mUnited Airlines
Deal found 9/10$316
This Delta deal was found by Cheapflights users on 9/10. 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.
Mon 11/245:10 amDLH - PHX
1 stop5h 14mDelta
Fri 11/287:05 amPHX - DLH
1 stop7h 33mDelta
Deal found 9/10$342
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/219:45 amDLH - PHX
2 stops12h 27mUnited Airlines
Mon 10/2712:55 pmPHX - DLH
1 stop7h 04mUnited Airlines
Deal found 9/10$359
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Thu 10/3011:14 amDLH - PHX
2 stops11h 30mUnited Airlines
Sun 11/28:50 pmPHX - DLH
2 stops12h 47mUnited Airlines
Deal found 9/8$361
This Delta deal was found by Cheapflights users on 9/9. 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.
Mon 10/275:18 amDLH - PHX
1 stop4h 58mDelta
Sun 12/77:15 amPHX - DLH
2 stops31h 29mDelta
Deal found 9/9$363
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 10/305:18 amDLH - PHX
1 stop4h 58mDelta
Thu 10/305:14 pmPHX - DLH
1 stop4h 28mDelta
Deal found 9/8$366
This Delta deal was found by Cheapflights users on 9/11. 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.
Fri 9/267:50 amDLH - PHX
1 stop6h 52mDelta
Tue 9/307:05 amPHX - DLH
1 stop6h 35mDelta
Deal found 9/11$368

Cheapflights Fare Finder

 
Customize your flight search to find flights from Duluth to Sky Harbor Intl 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 September 11, 2025.
Use the filters below to find and compare flights from Duluth to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Duluth

Fly to

Sky Harbor Intl

Route

Depart

Return

Price

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Tue 10/21

5:18 am-8:16 am

1 stop4h 58m

Phoenix Sky Harbor Intl

Mon 10/27

5:14 pm-11:42 pm

1 stop4h 28m

$258

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Tue 10/7

3:07 pm-10:00 pm

1 stop8h 53m

Phoenix Sky Harbor Intl

Tue 10/14

10:41 am-10:08 pm

2 stops9h 27m

$281

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Thu 10/30

5:18 am-8:16 am

1 stop4h 58m

Phoenix Sky Harbor Intl

Mon 11/3

6:14 pm-11:42 pm

1 stop4h 28m

$313

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Thu 9/25

11:20 am-5:39 pm

1 stop8h 19m

Phoenix Sky Harbor Intl

Mon 9/29

10:50 am-10:08 pm

1 stop9h 18m

$316

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Fri 12/19

4:24 pm-12:04 am

1 stop8h 40m

Phoenix Sky Harbor Intl

Tue 12/30

7:10 am-3:30 pm

1 stop7h 20m

$342

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Mon 11/24

12:01 pm-5:48 pm

1 stop6h 47m

Phoenix Sky Harbor Intl

Fri 11/28

7:05 am-3:38 pm

1 stop7h 33m

$342

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Tue 10/21

9:45 am-8:12 pm

2 stops12h 27m

Phoenix Sky Harbor Intl

Mon 10/27

12:55 pm-9:59 pm

1 stop7h 04m

$359

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Thu 10/30

11:14 am-8:44 pm

2 stops11h 30m

Phoenix Sky Harbor Intl

Sun 11/2

8:50 pm-10:37 am

2 stops12h 47m

$361

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Thu 10/30

5:18 am-8:16 am

1 stop4h 58m

Phoenix Sky Harbor Intl

Thu 10/30

5:14 pm-11:42 pm

1 stop4h 28m

$366

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Mon 10/27

5:18 am-8:16 am

1 stop4h 58m

Phoenix Sky Harbor Intl

Sun 12/7

7:05 am-7:35 pm

1 stop11h 30m

$371

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 14 results
1
2

Best time to book a flight from Duluth to Sky Harbor Intl

Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl from Duluth 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 Duluth to Phoenix Sky Harbor Intl Airport

What is the cheapest month to book a flight from Duluth to Phoenix Sky Harbor Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Duluth to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Duluth to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $337). 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.

What is the cheapest time of day to fly from DLH to PHX?

Find hourly flight availability from Duluth to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 57% on flights from Duluth to Phoenix Sky Harbor Intl Airport by exploring options for tickets in the evening.

Reviews of airlines servicing Sky Harbor Intl

Get insights into the airlines that provide service to Sky Harbor Intl. 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 Sky Harbor Intl. Reviews last updated September 11, 2025.
Read through reviews of airlines operating flights from Duluth to Phoenix Sky Harbor Intl Airport, such as Delta, United Airlines, and Sun Country Air. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Sun Country Air
6.9
Okay
330 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Duluth to Sky Harbor Intl. 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 from for flights from Duluth to Phoenix Sky Harbor Intl?

    Located just 5.8 mi from the city center, Duluth Intl is the airport most travelers will use when flying to Phoenix Sky Harbor Intl from Duluth. Booking flights from Duluth Intl (DLH) to Phoenix Sky Harbor Intl should be relatively easy as there are 0 daily outbound flights to Phoenix Sky Harbor Intl from 3 different airlines.

  • How long is the flight from Duluth to Phoenix Sky Harbor Intl Airport?

    For as low as $258, Delta can have you in Phoenix Sky Harbor Intl Airport from Duluth in 4h 58m. The distance from Duluth to Phoenix Sky Harbor Intl Airport is about 1389 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Duluth to Phoenix Sky Harbor Intl Airport round-trip?

    According to our current data, Sun Country Air ($78), United Airlines ($243), and Delta ($257) offers the cheapest pricing from Duluth to Phoenix Sky Harbor Intl Airport. These flights start at 79% lower than the current average price 3 months from now.

  • Can I find deals for flights from Duluth to Sky Harbor Intl that include hotel bookings?

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

  • How can I find direct flights from Duluth to Sky Harbor Intl?

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

  • Can I find deals for business class flights from Duluth to Sky Harbor Intl?

    Yes. Cheapflights offers flight deals from Duluth to Sky Harbor Intl 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 Duluth to Phoenix Sky Harbor Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Duluth to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Duluth to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $337). 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 Phoenix Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locations
Payson
Glendale
Chandler
Globe
Goodyear
Casa Grande
Buckeye
Camp Verde
Surprise
Peoria
Paradise Valley
Avondale
Guadalupe

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Duluth to Sky Harbor Intl

Discover the top 3 airlines that operate flights from Duluth to Sky Harbor Intl. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$78Average$181FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$243Average$465FlexibilityNo cancel feeOn-time69%
DeltaCheapest$257Average$386FlexibilityNo cancel feeOn-timeN/A

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