$304 Cheap United flights Duluth (DLH) to Key West (EYW)

Apply the “Price (lowest to highest)” filter on Expedia to search for cheap United Airlines round-trip flights from $405 from DLH to EYW. Affordable one-way tickets from $304 are also on offer.**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.

United Airlines flights to Key West are generally more affordable in the off-peak months of September and August. Whether you’re after a one-way or round-trip ticket, you could score a better deal then.

Look for cheap United Airlines flights from Duluth Intl. Airport (DLH) to Key West Intl. Airport (EYW) one to three months prior to your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and journey, the best day to book a domestic flight is usually Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**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.

Enter your dates, click search and select “Nonstop” on Expedia to browse any direct flights from DLH to EYW with United Airlines or other carriers.

Find United Airlines’s earliest flights from DLH to EYW by checking our “Morning” and “Early Morning” filters. Not only will you get to where you’re going sooner, early departures also have a 20% less chance of being canceled.**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.

Jump on a United Airlines flight from Duluth Intl. Airport (DLH) to Key West, and you’ll likely arrive at Key West Intl. Airport (EYW). This is the airline’s primary hub here.

A rewarding loyalty program and the ability to rack up points through United Mileage Plus are the start of the reasons to jet off from DLH to EYW with United Airlines. Plus, by joining Expedia’s free One Key™ program, you can receive OneKeyCash™* alongside any airline loyalty program earnings. It’s yours to use wherever your next trip takes you.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the ticket type you purchased, a fee generally applies if you cancel or change your flight more than 24 hours after it’s been confirmed. To secure flexible fares, select our “Changes included” or “No cancel fee” filter when looking for flights. For more information on canceling or changing your reservation, go to “Trips,” select your flight and tick “Manage Booking.”