$245 Cheap Delta flights Detroit (DTW) to Duluth (DLH)

Scoring cheap one-way Delta Air Lines flights from DTW to DLH from $245 on Expedia is simple — just filter by “Price (lowest to highest).” Alternatively, check out our affordable return fares from $223 for your next exciting getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Search for return or one-way flights to Duluth in January or February. You could find an affordable fare with Delta Air Lines during these off-season months.

For cheap Delta Air Lines fares from Detroit Metropolitan Wayne County Airport (DTW) to Duluth Intl. Airport (DLH), start searching one to three months before your intended departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact the overall cost. Sunday tends to be the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your trip on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Simply enter your dates, click search and select “Nonstop” on Expedia to browse any direct flights from DTW to DLH with Delta Air Lines or other carriers.

Search Delta Air Lines’s earliest flights from DTW to DLH by selecting the “Early Morning” and “Morning” filters. Not only will you get to your destination sooner, early departures also experience 20% fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Delta Air Lines flights from Detroit Metropolitan Wayne County Airport (DTW) to Duluth land at Duluth Intl. Airport (DLH). This is the main entry point to this destination.

Delta Air Lines makes traveling from DTW to DLH more enjoyable with an excellent in-flight experience and a rewarding loyalty program. You also have the chance to earn points with Delta SkyMiles. Don’t forget to join Expedia’s free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future bookings.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are usually free within 24 hours of making a booking, but your airline may add a charge after that time. For further information about altering your flights, check out your “Trips,” select your flight and click on “Manage Booking.” If you want the freedom to update your itinerary without additional costs, apply the “No cancel fee” or “Changes included” filter when planning your next getaway.