Find cheap flights from Seattle to Dallas - Compare and Save

These are the earliest and latest flight times available from Seattle to Dallas:

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

The flight takes about 4h.

Three cabin classes are available on flights from Seattle to Dallas:

• Economy Class
• Business Class
• First Class

A nonstop flight from Seattle to Dallas takes 4h, covering 1,672 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 range from $290 to $488, with an average of $391 over the past 12 months. Anything below $290 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 21% above the $391 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 $262 round-trip via Los Angeles (LAX), compared to $401 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 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.

Morning is the busiest departure period on Seattle to Dallas flights, with 41% of flights leaving in that window. Afternoon departures account for 26%, evening flights for 20%, and night flights for 13%.

Three airlines offer in-flight Wi-Fi on Seattle to Dallas 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.

Since Dallas is served by multiple airports, car rental options and rates can vary depending on which one you fly into.
Near Dallas/Fort Worth Airport (DFW) — daily rates from around $18:

• Easirent
• Europcar
• Ace
• Hertz
• Thrifty

Near Dallas Love Field Airport (DAL) — daily rates from around $24:

• Easirent
• Thrifty
• Dollar
• Budget
• Hertz

Flights from Seattle to Dallas usually depart from Seattle/Tacoma Intl (SEA) and may arrive at several airports in Dallas area, including Dallas Addison (ADS), Dallas Love Field (DAL) and 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 route, 13% of flights were delayed in the past 3 months, with delays averaging 2h 22m.

One-stop flights from Seattle to Dallas most commonly connect through:

• Denver Intl (DEN) - 76% of one-stop connections
• Las Vegas Harry Reid Intl (LAS) - 8% of one-stop connections
• Phoenix Sky Harbor Intl (PHX) - 6% of one-stop connections
• Atlanta Hartsfield-Jackson (ATL) - 1% of one-stop connections

Yes. Flexible dates can save you up to 18% on flights from Seattle to Dallas. Thursday is the cheapest departure day at $366 round-trip on average, while Sunday is the most expensive at $444, 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.

4 airlines operate flights between Seattle and Dallas. The airlines offering nonstop flights on this route include:

• American Airlines
• Alaska Airlines
• Delta
• Southwest

Flying via Sacramento Intl (SMF) gives the shortest average 1-stop total travel time at 6h 49m, compared with 7h 21m via Houston George Bush Intcntl (IAH) and 7h 32m via Austin Bergstrom (AUS).

Dallas 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 are American Airlines Center, Kay Bailey Hutchison Convention Center and Dallas World Aquarium. These are among the most viewed places in Dallas on KAYAK.

Among airlines operating Seattle to Dallas flights:

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