The cheapest times to fly from TUS to DLH are

  • January 1st to February 25th
  • April 9th to June 3rd (except the week of May 7th)
  • August 13th to September 23rd
  • October 22nd to November 18th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from TUS to DLH is early to mid January. Prices can be as high as $919 for Sunday flights during mid December, or as low as $294 for Tuesday flights around early to mid January.


When to Fly to Duluth

Flying from Tucson, AZ (TUS) to Duluth, MN (DLH) will usually cost between $309 to $710 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid January with an average ticket price of $339. Due to high demand the most expensive time to fly is mid December, with an average price of $645. Planning your trip to low-cost times can easily save you $307 on economy flights and even more on first-class flights. Generally, any price below $463 can be considered a good price for a round-trip TUS to DLH flight.

See below for a graph of average weekly prices for the TUS to DLH route. All prices are for round-trip tickets in USD.

TUS to DLH Flight Prices

Compared to other flights, the TUS to DLH flight is much cheaper than the average and costs less than the average flight leaving from Tucson. The average price per mile (for a direct flight) is $0.2, which is below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $203 (34%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $393. Return trip prices are from the DLH to TUS flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from TUS to DLH can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 3 hour 32 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from TUS to DLH while comparing.

Destination alternative #1: Minneapolis-St Paul International Airport (MSP) in Minneapolis, MN

  • 144 miles (232 km) away from DLH
  • Usually 26.13% less expensive than DLH
  • Nonstop flights available

See TUS to MSP flights


Flight Questions Answered

Still have questions about flying from TUS to DLH? We’ve got answers.

Which airlines fly this route?

You can find 3 major airlines flying this route most often: American, Delta, United, and potentially more during busy seasons.

How far away is it from Duluth International Airport to Tucson International Airport?

The distance between the two airports is roughly 1419 miles or 2284 kilometers.

How long does it take to fly from TUS to DLH?

The real-world flight time for a nonstop TUS to DLH flight is about 3 hour 32 minutes.

How many flights go between Tucson, AZ and Duluth, MN?

It depends on the day of the week and the date, but a typical day might have around 22 available flights from TUS to DLH.


Airport Location Info


Departing Airport

Origination code TUS
Origination airport name Tucson International Airport
City Tucson, AZ
Country the United States
Latitude 32.1
Longitude -110.9

Return Airport

Destination code DLH
Destination airport name Duluth International Airport
City Duluth, MN
Country the United States
Latitude 46.8
Longitude -92.2


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.