$169 Find Cheap Flights from Seattle to Dallas/Fort Worth Airport - Compare and Save

These are the earliest and latest flight times available from Seattle to Dallas/Fort Worth Airport:

• Earliest: departs at 12:24 am and lands at 4:25 am
• Latest: departs at 11:48 pm and lands at 3:49 am.

The flight takes about 4h 01m.

Three cabin classes are available on flights from Seattle to Dallas/Fort Worth Airport:

• Economy Class
• Business Class
• First Class

A nonstop flight from Seattle to Dallas/Fort Worth Airport takes 4h 01m, covering 1,657 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Round-trip flights from Seattle to Dallas/Fort Worth Airport range from $291 to $488, with an average of $392 over the past 12 months. Anything below $291 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 21% above the $392 route average. Book 4 weeks before departure for the lowest fares.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $211 round-trip via Phoenix Sky Harbor Intl (PHX), compared to $403 for nonstop.

Alaska Airlines is slightly above the route average for timely arrivals, while American Airlines has a lower on-time arrival rate. On-time arrival rates on Seattle to Dallas/Fort Worth Airport flights are:

• Alaska Airlines: 89% on time
• American Airlines: 86% on time
• Frontier: 86% on time

Overall, flights on this route are punctual 87% of the time on average.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $35–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Boeing 737-800 Passenger/BBJ2 (winglets) family is used most often on this route, operated mainly by Alaska Airlines and Southwest. Other aircraft seen on the route include Airbus A321-100/200 variants.

Morning is the busiest departure period on Seattle to Dallas/Fort Worth Airport flights, with 43% of flights leaving in that window. Afternoon departures account for 22%, evening flights for 21%, and night flights for 14%.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $285 to $1,112. That means the highest observed fare was about 4x higher than the lowest one.

Three airlines offer in-flight Wi-Fi on Seattle to Dallas/Fort Worth Airport flights:

• Alaska Airlines
• American Airlines
• Delta

Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

One-way fares from Seattle to Dallas/Fort Worth Airport are currently lower than usual. Average one-way flight prices are about $172, which is 26% below the typical average for this route.

Dallas/Fort Worth Airport (DFW) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include:

• Easirent
• Europcar
• Ace
• Hertz
• Thrifty

Flights from Seattle to Dallas/Fort Worth Airport usually depart from Seattle/Tacoma Intl (SEA) and arrive at Dallas/Fort Worth (DFW).

Morning flights have the fewest delays on this route, while afternoon departures tend to have the most.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Seattle to Dallas/Fort Worth Airport route, 13% of flights were delayed in the past 3 months, with delays averaging 2h 22m.

One-stop flights from Seattle to Dallas/Fort Worth Airport most commonly connect through:

• Denver Intl (DEN) - 79% of one-stop connections
• Las Vegas Harry Reid Intl (LAS) - 7% of one-stop connections
• Ontario (ONT) - 5% of one-stop connections
• Phoenix Sky Harbor Intl (PHX) - 3% of one-stop connections

Yes. Flexible dates can save you up to 18% on flights from Seattle to Dallas/Fort Worth Airport. Thursday is the cheapest departure day at $367 round-trip on average, while Sunday is the most expensive at $445, a difference of $78.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

3 airlines operate flights between Seattle and Dallas/Fort Worth Airport. The airlines offering nonstop flights on this route include:

• American Airlines
• Alaska Airlines
• Delta

Flying via Houston George Bush Intcntl (IAH) gives the shortest average 1-stop total travel time at 7h 21m, compared with 9h via Denver Intl (DEN) and 10h 21m via Salt Lake City (SLC).

Dallas/Fort Worth Airport is 2 hours ahead of Seattle (Central Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in Dallas/Fort Worth Airport are American Airlines Center, Kay Bailey Hutchison Convention Center and Dallas World Aquarium. These are among the most viewed places in Dallas/Fort Worth Airport on KAYAK.

Among airlines operating Seattle to Dallas/Fort Worth Airport flights:

• Alaska Airlines: offers free seat selection
• American Airlines: offers extra legroom; offers free seat selection
• Delta: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• Alaska Airlines: a cabin bag and a checked bag in Economy Class
• American Airlines: a cabin bag and a checked bag in Economy Class
• Delta: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

Several nonstop flights leave throughout the day on many different airlines. Most nonstop SEA-DFW flights are operated by American, but Spirit, Delta, and Alaska Air fly this nonstop route as well. One-stop flights run by Frontier, United, Delta, Spirit, and American have layovers in cities such as New York (LGA), Chicago (ORD), Houston (IAH), Las Vegas (LAS), and New Orleans (MSY).

There is a USO lounge above checkpoint 3 on the mezzanine level where members of the US military and their families can relax, reboot, and refresh before a flight. The USO is open on Mondays, Wednesdays, and Saturdays from 8 am until 4 am the next day. On Thursdays, the USO is open from 8 am until midnight. The USO is closed Tuesdays, Fridays, and Sundays. The USO features a nursery, children’s toys, games, and books, places to sleep, showers, a free snack bar, travel information and assistance, a big screen TV, X-box games, internet access, and a library.

SEA provides a popular play area for kids where concourses A and B meet. The play area features seating for adults, oversized toys that look like airplanes, and other things you would see at an airport.

For a fee, you can catch a shuttle from outside the terminal that will take you to your destination. SuperShuttle and Yellow Checker are two companies that run shuttles. Uber, Lyft, and Wingz all service the airport Arrivals traffic lanes as well. Or go to A10 on the lower level of Terminal A (use the Terminal Link Shuttle to get to A if you landed at a different terminal) where you can catch the DART railway service which will get you into Dallas.