$119 Cheap Delta flights Harrisburg (MDT) to Denver (DEN)

You’ll find budget-friendly return Delta Air Lines flights from $237 from MDT to DEN by organizing your results from “Price (lowest to highest)” on Expedia. Or look for deals from $119 for a one-way journey.**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.

Delta Air Lines flights to Denver are often more affordable in the quieter months of January and November. Whether you’re after a one-way or round-trip ticket, you could find a better deal then.

To find cheap Delta Air Lines fares from Harrisburg Intl. Airport (MDT) to Denver Intl. Airport (DEN), 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 influence how much you pay. Sunday is usually the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your journey 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.

Select our “Nonstop” filter when looking for direct Delta Air Lines flights from MDT to DEN. You can also compare other airlines offering the same direct trip.

To find the earliest departure from MDT to DEN with Delta Air Lines, sort your results by “Morning” and “Early Morning.” Choosing an early flight generally means you’ll experience 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 Harrisburg Intl. Airport (MDT) to Denver come in to land at Denver Intl. Airport (DEN). This is the main gateway here.

Delta Air Lines makes traveling from MDT to DEN more enjoyable with a rewarding loyalty program and an excellent in-flight experience. You even have the chance to collect points with Delta SkyMiles. Be sure to sign up to Expedia’s free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on your fare type, a fee will generally apply if you change or cancel your booking more than 24 hours after it’s confirmed. To secure tickets with more flexibility, select our “Changes included” or “No cancel fee” filter while searching for flights. To learn more about modifying or canceling your reservation, go to “Trips,” select your flight and click on “Manage Booking.”