£84 Cheap Flights from Denver (DEN) to Dallas (DFW)

To find a cheap flight from Denver, CO (DEN-Denver Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

The best airline to fly with from Denver, CO (DEN-Denver Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) will differ from traveller to traveller. If you like to fly early, Southwest Airlines offers early morning flights. If price is the most important factor, Frontier Airlines typically offers the lowest fares. Alaska Airlines offers the most daily flights from Denver, CO (DEN-Denver Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.

The earliest flight from Denver, CO (DEN-Denver Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) typically departs at approximately 12:00 AM local time, operated by Frontier Airlines. This is a seasonal service active in June, July, August, September, and October. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

You'll typically find the most flights from Denver, CO (DEN-Denver Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) on a Sunday, with around 141 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Southwest Airlines, Frontier Airlines, and United Airlines. Sunday offers notably more flight options compared to other days of the week.

The most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) are in the early morning, from 6am to 9am. Approximately 28% of passengers prefer this time window. Many major carriers, including Frontier Airlines and American Airlines, offer flights during this window. These times work well because you can get an early start to your day in Dallas, whether you're traveling for business or leisure.

It's easy to earn miles on a Denver, CO (DEN-Denver Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

If you booked your Denver, CO (DEN-Denver Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.