$102 Cheap Frontier Airlines flights Seattle (SEA) to Dallas (DFW)

You’ll find cheap round-trip Frontier Airlines flights from $193 from SEA to DFW by sorting your results from “Price (lowest to highest)” on Expedia. Or look for deals from $102 for a one-way trip.**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.

Look for round-trip or one-way flights to Dallas in February or January. You could find an affordable fare with Frontier Airlines during these off-season months.

Search for cheap Frontier Airlines flights from Seattle - Tacoma Intl. Airport (SEA) to Dallas-Fort Worth Intl. Airport (DFW) one to three months ahead of your departure. 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. No matter the 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 their travel 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.

Hop on one of Frontier Airlines’s 2 direct weekly flights from Seattle - Tacoma Intl. Airport (SEA) to Dallas-Fort Worth Intl. Airport (DFW). To view available options, enter your travel dates, origin and destination and hit search. Next, apply the “Nonstop” and “Airline” filters.

On average, it takes 3h 58m to travel nonstop from Seattle - Tacoma Intl. Airport (SEA) to Dallas-Fort Worth Intl. Airport (DFW) with Frontier Airlines.

Jetting off from SEA at 7:10PM UTC-8, the first Frontier Airlines flight to DFW arrives at 1:08AM UTC-6. Flying early means you’re less likely to experience cancellations.* Prefer a later start? The last Frontier Airlines flight from SEA to DFW departs at 7:10PM UTC-8 and touches down at 1:08AM UTC-6.*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.

The majority of Frontier Airlines flights from Seattle - Tacoma Intl. Airport (SEA) to Dallas arrive at Dallas-Fort Worth Intl. Airport (DFW). This is the airline’s main entry point to the city. It’s also worth browsing Expedia for flights to nearby airports such as Love Field Airport (DAL), as tickets may be cheaper.

Fly from SEA to DFW with Frontier Airlines and you can look forward to a host of benefits starting with a rewarding loyalty program. When you book through Expedia as a Frontier Miles and One Key™ member, you can also earn OneKeyCash™* to spend on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Hop on a Frontier Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Dallas-Fort Worth Intl. Airport (DFW), and you’ll likely be seated on an Airbus A320neo. Bear in mind though, that the aircraft type can change due to operational needs.

Depending on the type of ticket you purchased, a fee will generally apply if you cancel or reschedule your flight more than 24 hours after confirmation. To find flexible plane tickets, select our “No cancel fee” or “Changes included” filter when searching for flights. For more information on changing or canceling your reservation, go to “Trips,” select your flight and tick “Manage Booking.”