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Sky Harbor Intl

$334+ Cheap flights from Duluth (DLH) to Sky Harbor Intl (PHX)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — PHX
Aug 25 — Sep 11
Tue 8/25
Tue 9/1
1 adult, Economy
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Find cheap flights from Duluth to Sky Harbor Intl with Cheapflights

1. Tell us where you want to go

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Cheap 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 July 26, 2026.

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.
Wed 8/197:45 am
DLH
-
PHX
1 stop7h 11m
United Airlines
Sat 8/229:23 am
PHX
-
DLH
2 stops11h 59m
United Airlines
Deal found 7/25$334
This United Airlines deal was found by Cheapflights users on 7/22. 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 11/107:35 am
DLH
-
PHX
1 stop7h 31m
United Airlines
Sat 11/148:05 am
PHX
-
DLH
1 stop8h 27m
United Airlines
Deal found 7/22$343
This United Airlines deal was found by Cheapflights users on 7/22. 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 9/17:45 am
DLH
-
PHX
1 stop7h 11m
United Airlines
Sat 9/198:45 am
PHX
-
DLH
1 stop7h 06m
United Airlines
Deal found 7/22$347
This Delta deal was found by Cheapflights users on 7/22. 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 9/285:15 am
DLH
-
PHX
1 stop7h 10m
Delta
Tue 10/62:05 pm
PHX
-
DLH
1 stop6h 42m
Delta
Deal found 7/22$364
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/194:11 pm
DLH
-
PHX
1 stop5h 55m
Delta
Sat 8/221:58 pm
PHX
-
DLH
1 stop6h 43m
Delta
Deal found 7/25$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.
Tue 11/105:10 am
DLH
-
PHX
1 stop7h 15m
Delta
Sat 11/143:05 pm
PHX
-
DLH
1 stop6h 43m
Delta
Deal found 7/24$374
This Delta deal was found by Cheapflights users on 7/23. 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 10/277:00 am
DLH
-
PHX
1 stop5h 46m
Delta
Mon 11/28:55 am
PHX
-
DLH
1 stop5h 46m
Delta
Deal found 7/23$396
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.
Tue 11/1711:16 am
DLH
-
PHX
1 stop6h 56m
United Airlines
Sun 11/2211:59 pm
PHX
-
DLH
2 stops13h 31m
United Airlines
Deal found 7/24$397

Find 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 July 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$328
(United Airlines)

Popular in

March

Cheapest in

April

Average price

$423
Provider with most accurate pricing for Duluth Intl-Phoenix Sky Harbor Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Duluth Intl-Phoenix Sky Harbor Intl flights.
Search Deals
From Duluth Intl to Phoenix Sky Harbor Intl
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($30 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 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 July 26, 2026.
Use the filters below to find and compare flights from Duluth to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Wed 8/19

7:45 am-12:56 pm

1 stop7h 11m

Phoenix Sky Harbor Intl

Sat 8/22

9:23 am-11:22 pm

2 stops11h 59m

$334

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Tue 1/5

6:10 pm-12:29 am

1 stop7h 19m

Phoenix Sky Harbor Intl

Sat 1/9

12:55 pm-11:04 pm

2 stops9h 09m

$348
Quickest round-trip

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Tue 9/1

5:15 am-8:37 am

1 stop5h 22m

Phoenix Sky Harbor Intl

Sat 9/19

11:51 am-7:25 pm

1 stop5h 34m

$364

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Wed 8/19

4:11 pm-8:06 pm

1 stop5h 55m

Phoenix Sky Harbor Intl

Sat 8/22

1:58 pm-10:41 pm

1 stop6h 43m

$368

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Tue 9/1

7:45 am-12:56 pm

1 stop7h 11m

Phoenix Sky Harbor Intl

Sat 9/19

8:45 am-5:51 pm

1 stop7h 06m

$372

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Tue 10/27

7:00 am-10:46 am

1 stop5h 46m

Phoenix Sky Harbor Intl

Mon 11/2

8:55 am-3:41 pm

1 stop5h 46m

$401

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Tue 11/10

5:10 am-11:25 am

1 stop7h 15m

Phoenix Sky Harbor Intl

Sat 11/14

7:25 am-3:44 pm

1 stop7h 19m

$401

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Tue 10/27

7:00 am-3:20 pm

2 stops10h 20m

Phoenix Sky Harbor Intl

Mon 11/2

8:37 pm-10:41 am

2 stops13h 04m

$429
Cheapest one-way
Quickest one-way

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Sat 8/8

8:18 am-12:37 pm

1 stop6h 19m

$342

DuluthPhoenix

DLH - PHX

DLHPHX

Duluth Intl

Sun 8/9

8:18 am-12:37 pm

1 stop6h 19m

$342

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Compare providers for flights from Duluth to Sky Harbor Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Duluth to Sky Harbor Intl in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Duluth-Phoenix Sky Harbor Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Duluth-Phoenix Sky Harbor Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Duluth-Phoenix Sky Harbor Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Duluth-Phoenix Sky Harbor Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Duluth-Phoenix Sky Harbor Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, April is the cheapest month in which you can book a flight from Duluth to Phoenix Sky Harbor Intl Airport (average of $296). Flying from Duluth to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $804). 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.

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 July 26, 2026.
Read through reviews of airlines operating flights from Duluth to Phoenix Sky Harbor Intl Airport, such as Delta,United Airlines, andSun Country Air. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,486 reviews

Entertainment

7.8

Boarding

8.1

Food

7.2

Comfort

7.8

Overall

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.
Delta
7.8
Good
8,486 reviews
Delta
7.8
Good
8,486 reviews

Entertainment

7.8

Boarding

8.1

Food

7.2

Comfort

7.8

Overall

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.
United Airlines
7.4
Good
10,037 reviews
Delta
7.8
Good
8,486 reviews

Entertainment

7.8

Boarding

8.1

Food

7.2

Comfort

7.8

Overall

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.
Sun Country Air
6.7
Okay
321 reviews
Delta
7.8
Good
8,486 reviews

Entertainment

7.8

Boarding

8.1

Food

7.2

Comfort

7.8

Overall

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.

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 $364, United Airlines can have you in Phoenix Sky Harbor Intl Airport from Duluth in 5h 22m. 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, Delta ($196), Sun Country Air ($226), and United Airlines ($303) offers the cheapest pricing from Duluth to Phoenix Sky Harbor Intl Airport. These flights start at 58% 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, April is the cheapest month in which you can book a flight from Duluth to Phoenix Sky Harbor Intl Airport (average of $296). Flying from Duluth to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $804). 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
Glendale
Buckeye
Goodyear
Surprise
Wickenburg
Paradise Valley
Peoria
Casa Grande
Chandler
Camp Verde
Globe
Payson
Fountain Hills
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 July 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$196Average$435FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$226Average$286FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$303Average$428FlexibilityNo cancel feeOn-time69%

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