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$118 Cheap Flights from Phoenix (PHX) to Duluth (DLH)

View $118 flight on Fri, Oct 23, 2026Opens in a new window

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to Duluth, MN (DLH-Duluth Intl.)

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Cheap Flights from Phoenix to Duluth (PHX-DLH)

Prices were available within the past 7 days and start at $118 for one-way flights and $236 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun Country Airlines
Thu, Oct 15 - Mon, Oct 19
PHX
Phoenix
DLH
Duluth
$236 Roundtrip, just found
$236
Roundtrip
just found
Select Sun Country Airlines flight, departing Thu, Oct 15 from Phoenix to Duluth, returning Mon, Oct 19, priced at $236 just found
Sun Country Airlines
Thu, Oct 15 - Mon, Oct 19
PHX
Phoenix
DLH
Duluth
$246 Roundtrip, just found
$246
Roundtrip
just found
Select Sun Country Airlines flight, departing Thu, Oct 15 from Phoenix to Duluth, returning Mon, Oct 19, priced at $246 just found
Sun Country Airlines
Thu, Oct 15 - Sun, Oct 18
PHX
Phoenix
DLH
Duluth
$256 Roundtrip, found 2 days ago
$256
Roundtrip
found 2 days ago
Select Sun Country Airlines flight, departing Thu, Oct 15 from Phoenix to Duluth, returning Sun, Oct 18, priced at $256 found 2 days ago
Sun Country Airlines
Fri, Jul 31 - Sat, Aug 15
PHX
Phoenix
DLH
Duluth
$266 Roundtrip, found 9 hours ago
$266
Roundtrip
found 9 hours ago
Select Sun Country Airlines flight, departing Fri, Jul 31 from Phoenix to Duluth, returning Sat, Aug 15, priced at $266 found 9 hours ago
Sun Country Airlines
Fri, Oct 16 - Sun, Oct 18
PHX
Phoenix
DLH
Duluth
$281 Roundtrip, found 2 days ago
$281
Roundtrip
found 2 days ago
Select Sun Country Airlines flight, departing Fri, Oct 16 from Phoenix to Duluth, returning Sun, Oct 18, priced at $281 found 2 days ago
Sun Country Airlines
Fri, Sep 11 - Sun, Sep 20
PHX
Phoenix
DLH
Duluth
$291 Roundtrip, found 1 day ago
$291
Roundtrip
found 1 day ago
Select Sun Country Airlines flight, departing Fri, Sep 11 from Phoenix to Duluth, returning Sun, Sep 20, priced at $291 found 1 day ago
Sun Country Airlines
Fri, Oct 9 - Mon, Oct 12
PHX
Phoenix
DLH
Duluth
$296 Roundtrip, found 6 days ago
$296
Roundtrip
found 6 days ago
Select Sun Country Airlines flight, departing Fri, Oct 9 from Phoenix to Duluth, returning Mon, Oct 12, priced at $296 found 6 days ago
United
Tue, Aug 11 - Sat, Aug 15
PHX
Phoenix
DLH
Duluth
$318 Roundtrip, found 4 hours ago
$318
Roundtrip
found 4 hours ago
Select United flight, departing Tue, Aug 11 from Phoenix to Duluth, returning Sat, Aug 15, priced at $318 found 4 hours ago
United
Fri, Aug 28 - Sat, Aug 29
PHX
Phoenix
DLH
Duluth
$319 Roundtrip, found 4 days ago
$319
Roundtrip
found 4 days ago
Select United flight, departing Fri, Aug 28 from Phoenix to Duluth, returning Sat, Aug 29, priced at $319 found 4 days ago
Delta
Thu, Oct 15 - Mon, Oct 19
PHX
Phoenix
DLH
Duluth
$351 Roundtrip, just found
$351
Roundtrip
just found
Select Delta flight, departing Thu, Oct 15 from Phoenix to Duluth, returning Mon, Oct 19, priced at $351 just found

Alternative airports near Duluth

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Duluth Intl. DLH. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $661
DLH
Duluth Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $661

Find the cheapest month to fly from Phoenix (PHX) to Duluth (DLH)

January is typically the cheapest month to fly

From $209 - $760 per traveler.

What you need to know for your flight from Sky Harbor Intl. to Duluth Intl.

Phoenix (PHX) to Duluth (DLH) at a glance

Explore a variety of airlines offering flights from Phoenix (PHX) to Duluth (DLH) on this domestic short-haul route. Whether you're looking for full-service options or cheap Phoenix to Duluth flights, you can compare itineraries to find the best fit for your budget and schedule. With numerous choices available, planning your trip to experience Duluth's renowned sights and neighborhoods is easier than ever. Get all the essential details for your flights from Sky Harbor International Airport (PHX) to Duluth International Airport (DLH).

  • Fastest flight duration: around 4h 15m in-flight, plus roughly 2 hours layover with one stop
  • Route distance: roughly 1,400 miles (2,250 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $95–$495, depending on seasonality and how far ahead you book

Flights from Sky Harbor International Airport (PHX) to Duluth International Airport (DLH)

Based on the latest traveler bookings, here are the top airlines flying from Phoenix to Duluth, often favored for their one-stop services. Common layover points include Minneapolis - St. Paul International Airport (MSP), with approximately a 2-hour layover, and O'Hare International Airport (ORD), also around 2 hours. This flexibility allows you to tailor your journey by considering price, total travel time, and cabin class to find the ideal itinerary.

  • Delta: As a comprehensive airline, Delta provides one-stop service with one-way ticket prices typically falling between $130 and $550. This carrier handles about 60% of departures on this route, featuring an in-flight duration of 4 hours and 15 minutes, with the total travel time, including layovers, being around 7 hours.
  • United: Another full-service option, United offers one-stop flights with one-way fares generally ranging from $140 to $595. This airline accounts for approximately 22% of departures on the route, boasting an in-flight time of 4 hours and 15 minutes, and a total journey time of about 7 hours, including layovers.
  • Sun Country Airlines: A budget-friendly choice, Sun Country Airlines provides one-stop service, with one-way fares typically found between $95 and $345. They represent roughly 18% of departures on this route, featuring an in-flight time of 4 hours and 15 minutes, and a total travel duration of approximately 7 hours, including layovers.

Travelers flying from Phoenix to Duluth can opt for an upgraded experience, as Delta provides first-class service on this route.

Best time to fly from Phoenix (PHX) to Duluth (DLH)

The most popular months for travelers flying from Phoenix to Duluth are March, April, and July, when peak temperatures in Duluth reach up to 67.5°F in July. If you prefer quieter travel, consider May, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 49.8°F. For better deals, January usually offers the lowest average one-way fare around $190. Flight availability peaks in July, with approximately 11 flights per week, making it easier to find convenient departure times.

  • Cheapest time to fly: January usually offers good deals with average one-way fare around $190, roughly 30% cheaper than the yearly average.
  • Another budget-friendly time to fly: September typically offers an average one-way fare of around $215.
  • Most flight options: July has the highest number of flights from Phoenix to Duluth, with approximately 11 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January12.4°F (-10.9°C)Average7$190
February13.5°F (-10.3°C)Average8$233
March27.3°F (-2.6°C)High8$307
April37.2°F (2.9°C)High8$284
May49.8°F (9.9°C)Low7$238
June60.1°F (15.6°C)Average8$232
July67.5°F (19.7°C)High11$267
August66.2°F (19.0°C)Average9$261
September59.0°F (15.0°C)Average9$215
October45.7°F (7.6°C)Average10$261
November32.4°F (0.2°C)Low9$477
December19.8°F (-6.8°C)Low9$304

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative routes from Phoenix (PHX) to Duluth (DLH)

  • Mesa to Duluth (AZA-DLH): Located approximately 22 miles from Sky Harbor International Airport (PHX), Phoenix - Mesa Gateway Airport (AZA) serves as a convenient departure point for travelers heading to Duluth.
  • Phoenix to Hibbing (PHX-HIB): Chisholm-Hibbing Airport (HIB) is about 49 miles distant from Duluth International Airport (DLH), making it an accessible choice for those flying from Phoenix.
  • Mesa to Hibbing (AZA-HIB): The journey from Phoenix - Mesa Gateway Airport (AZA), roughly 22 miles from Sky Harbor International Airport (PHX), leads to Chisholm-Hibbing Airport (HIB), which lies around 49 miles from Duluth International Airport (DLH).

How to find the best prices for flights from Phoenix (PHX) to Duluth (DLH)

Getting some of the best deals on flights from Phoenix to Duluth is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually available when booking at least two months in advance, although most travelers tend to book between two to eight weeks ahead. Morning departures from 5 AM to 12 PM often come with lower prices and are also the most favored flight times. Additionally, flying on Thursday offers both more affordable rates and is the most popular travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find Duluth hotel and flight deals.
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Duluth International Airport from Sky Harbor International Airport

Duluth welcomes travelers from Phoenix with a range of transport options based on price, convenience, and proximity. Here's how to reach Duluth efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Duluth, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
  • Car rental: Renting a car from Duluth International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Duluth International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Duluth International Airport, Duluth Seaport, a seaport, is located about 7.2 miles away by car, while Duluth Transportation Center, a bus station, is approximately 7.4 miles away by car, making both accessible transport options for travelers.

Frequently asked questions

How much does a flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.) cost?
You can find cheap one-way flights from $118 and cheap return flights from $236 Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.) with Expedia. One-way flights usually range from $218 to $835, and return flights typically cost between $393 and $1294. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.)?
The cheapest month to fly from PHX to DLH is October when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.)?
Enter PHX to DLH and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.)?
Sun Country Airlines is one of the cheapest airlines offering connecting flights from Phoenix (PHX) to Duluth (DLH), with round-trip tickets starting from around $570. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.)?
To find a cheap flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.)?
The earliest flight from Phoenix, AZ (Sky Harbor Intl.) to Duluth, MN (Duluth Intl.) usually leaves at around 12:25 AM, operated by United Airlines. This seasonal service runs in January, February, and March, allowing you to start your journey early and make the most of your time in Duluth. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.)?
The most popular departure times for flights from Phoenix (PHX) to Duluth (DLH) are in the late morning, from 9am to noon. About 29% of passengers prefer this time window. Airlines such as Delta Air Lines and United Airlines operate flights during this period. This timing works well because it allows travelers to enjoy their morning in Phoenix before heading to Duluth.
How long does it take to fly from Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.)?
Flights from PHX to DLH with one stop typically take around 8 hours, covering approximately 1,391 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.)?
First class seats are offered on the PHX to DLH route with Delta Air Lines and United Airlines.
How do I earn miles on a Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.) flight with Expedia?
It's easy to earn miles on a Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Duluth from Sky Harbor Intl. (PHX)?
If you're planning to travel to Duluth from Sky Harbor Intl. (PHX), you can fly into Duluth Intl. (DLH) Some flights may connect through major hubs like Denver Intl. (DEN), Seattle - Tacoma Intl. (SEA), George Bush Intercontinental (IAH) before reaching Duluth. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.) at the last minute?
Typically, booking a last minute flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.) flight and hotel package?
Securing a Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.) Duluth Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.)?
If you booked your Phoenix, AZ (PHX-Sky Harbor Intl.) to Duluth, MN (DLH-Duluth Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Sky Harbor Intl.
Destination airport
Duluth Intl.
Airlines serving
Delta, Sun Country Airlines, United
Roundtrip price
$236
Distance
1390 mi

Book with confidence

Phoenix to Duluth Flights

The cheapest times to fly from Phoenix to Duluth

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Phoenix to Duluth are during the month of October. You can find some of the cheapest flights from Phoenix to Duluth with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Phoenix to Duluth

Sunday is one of the best days to book for cheap flights from Phoenix to Duluth: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Phoenix to Duluth

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Phoenix to Duluth in 2026. You can also book with separate airlines for your outbound and return journeys, from $118 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Phoenix to Duluth flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Phoenix to Duluth airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Phoenix to Duluth Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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