Cheap Flights from Phoenix (PHXA) to Duluth International (DLH)

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Compare Phoenix to Duluth International flight deals

Find the cheapest month or even day of the year to fly to Duluth International

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Flight deals from Phoenix to Duluth International

Looking for a cheap last-minute deal or the best round-trip flight from Phoenix to Duluth International? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Phoenix to Duluth International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Phoenix to Duluth International flights are currently cheapest in July.

Phoenix to Duluth International: Alternative routes

Compare routes from Phoenix to Duluth below. You may find an airport to fly into that's cheaper, faster, or easier than Duluth International.

Phoenix to Duluth: Flight information

The things to know before you go.
Cheapest flight found$123
Cheapest month to flyJuly

Finding cheap flights from Phoenix to Duluth International: Frequently asked questions

The best price we found for a round-trip flight from Phoenix to Duluth International is $267. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Phoenix to Duluth International. But we found flights with one stop from $267.
There are no flights flying from Phoenix to Duluth International, as of May 2025.
The cheapest month to fly from Phoenix to Duluth International is usually May 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Phoenix to Duluth International Airport on Thursday, September 4, 2025.
No airlines currently offer direct flights between Phoenix and Duluth International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Duluth International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Duluth is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Duluth International is Delta.

Flying from Phoenix to Duluth International Airport (DLH): what you need to know

  • Start your journey at one of Phoenix's main airports, Phoenix Sky Harbor International Airport (PHX) or Phoenix-Mesa Gateway Airport (AZA). Explore your options for booking a flight from Phoenix to Duluth International Airport (DLH) taking off from either of these.

  • Duluth International Airport is located in Duluth. The city operates in the UTC-5 timezone and is 2 hours ahead of Phoenix.

  • Get to the airport on time so you don't miss your flight from Phoenix to DLH. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid the stress of rushing.

  • With more travelers during busy periods like July, get to the terminal earlier than usual. Two hours for domestic flights and up to four for international journeys will help you stay ahead of the crowds. Remember things also get busy during major holidays like July Fourth.

Airports in Phoenix

Phoenix Sky Harbor International Airport (PHX)

About Duluth International Airport (DLH)

Getting from Duluth International Airport (DLH) to central Duluth

  • From Duluth International Airport, Duluth is approximately 6 miles away. It takes around 14 minutes to get to the center driving.

  • Traveling to the center by public transport takes around 48 minutes.

How to find the cheapest flights from Phoenix to Duluth International Airport (DLH)

  • For a one-way ticket from Phoenix to Duluth International Airport, $123 is the cheapest price. You can also book a return trip starting from $267. These are the lowest fares right now and may vary based on availability.

  • It's usually smart to book as early as possible if you want to get cheap tickets from Phoenix to DLH. That's because flight prices are based on demand, which tends to rise closer to the date of departure.

  • The 'Whole month' search function shows you the cheapest tickets from Phoenix to Duluth International Airport across the month. It's a good way to snap up a bargain if your plans are flexible.

  • Locking in a cheap ticket from Phoenix to DLH is a piece of cake with Price Alerts. Simply create one of these automatic alerts and we'll get in touch when the price drops.

  • Use the filters to tailor your flights from Phoenix to Duluth International Airport. Select your ideal departure and arrival times, airlines and number of stops. You can also sort your results by 'Cheapest' to get the best deals.

The best time to fly from Phoenix to Duluth International Airport (DLH)

  • February is the quietest time to fly to Duluth. Alternatively, join the crowds and get away in October. This is the most popular month for flights from Phoenix to Duluth International Airport, but the best time to go is up to you.

  • Before locking in your flight from Phoenix to DLH, think about the type of weather you enjoy. July is the warmest month in Duluth, with the temperature ranging from 55ºF to 81ºF.

  • January has average temperatures of between -4ºF and 27ºF. Look for cheap flights from Phoenix to Duluth International Airport sometime around then if you like traveling in cooler conditions.

More about Duluth

Complete your Duluth trip with a car rental

  • Once you've locked in your hotel and cheap flight from Phoenix to Duluth International Airport, the next step is choosing one of our car rentals in Duluth. Check out the offers and easily compare your options on price, pick-up convenience, and more.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.