Direct (non-stop) flights from SeaTac (SEA) to Dallas (DFW)
Find comprehensive flight information, schedules, and booking details for direct flights from SeaTac (SEA), US to Dallas (DFW), US. This popular route is operated by 4 airlines, offering multiple daily departures.• Flight Duration: 3h 40m - 4h 10m (average flight time)• Distance: 1667 miles (2682 km) (air miles between airports)• Daily Flights: 12-15 flights (scheduled departures per day)
SeaTac (SEA)
US
Dallas (DFW)
US
FLIGHT TIME
3h 40m - 4h 10m
FLIGHT DISTANCE
1667 miles (2682 km)
3h 50m - 4h 5m
00:59
23:59
1667 miles (2682 km)
January
4 (Show)
99
Terminal 2 & Terminal 1 (SeaTac (SEA))
Terminal A & Terminal B (Dallas (DFW))
Flight Schedule
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Airlines Operating This Route
American Airlines (AA), Alaska Airlines (AS), Frontier Airlines (F9), Delta Air Lines (DL)
Click any airline to view their specific flight schedules, policies, and route details for this connection. You can also explore flights from SeaTac (SEA) and flights to Dallas (DFW).
Route Insights
Route Demand
This route sees high demand with 99 weekly flights, making it one of the busiest connections between Seattle (SEA) and Dallas-Fort Worth (DFW).
Route Importance
Multiple airlines compete on this route (4 carriers), indicating its significance in connecting Seattle (SEA) and Dallas-Fort Worth (DFW). This competition often leads to competitive pricing and multiple daily departure options.
Best Time to Fly
Best Value Period
January typically offers the best value for travelers, with lower average fares compared to peak travel periods.
Price Trends
Price variation throughout the year is significant, with Jan being the most affordable month and prices increasing during peak travel seasons.
Distance & Duration Explained
Route Distance
At 1667 miles (2682 km), this is an ultra-long-haul route between Seattle (SEA) and Dallas-Fort Worth (DFW), requiring larger aircraft and extended flight times.
Flight Duration
Flight duration averages 3h 40m - 4h 10m, with actual times ranging from 3h 50m - 4h 5m depending on aircraft type, wind conditions, and routing.
Airline Comparison
Available Airlines
Travelers have 4 airline options on this route: American Airlines, Alaska Airlines, Frontier Airlines, and 1 more. Each airline offers different schedules, pricing, and service levels to meet various travel needs.
Flight Frequency
American Airlines operates the most flights on this route with 8 daily departures, followed by Alaska Airlines and Delta Air Lines, and 1 other airline.
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Best Time to Visit & Travel Planning
Cheapest Day
Cheapest Month
Average Fare
$302
Travel Planning Tips for SeaTac (SEA) to Dallas (DFW)
- Best Day to Book
Thursday typically offers the lowest fares for flights from SeaTac (SEA) to Dallas (DFW). Consider booking on this day for potential savings.
- Best Month to Travel
September is generally the cheapest month to fly from SeaTac (SEA) to Dallas (DFW). Plan your trip during this month for the best deals.
- Average Flight Price
The average fare for flights from SeaTac (SEA) to Dallas (DFW) is approximately $302. Prices may vary based on booking time, season, and airline.
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Related Pages
Frequently Asked Questions
How many flights operate from Seattle (SEA) to Dallas-Fort Worth (DFW)?
There are 15 direct flights operating from Seattle (SEA) to Dallas-Fort Worth (DFW). Approximately 12-15 flights daily.
Which airlines operate flights from Seattle (SEA) to Dallas-Fort Worth (DFW)?
4 airlines operate on this route: American Airlines, Alaska Airlines, Frontier Airlines, Delta Air Lines.
How long is the flight from Seattle (SEA) to Dallas-Fort Worth (DFW)?
The flight duration from Seattle (SEA) to Dallas-Fort Worth (DFW) is approximately 3h 40m - 4h 10m.
What is the distance from Seattle (SEA) to Dallas-Fort Worth (DFW)?
The distance from Seattle (SEA) to Dallas-Fort Worth (DFW) is 1667 miles (2682 km).
What is the flight time range for this route?
Flight times on this route range from 3h 50m - 4h 5m.
What are the earliest and latest flight departure times?
The earliest flight departs at 00:59 and the latest flight departs at 23:59.
What is the cheapest month to fly from Seattle (SEA) to Dallas-Fort Worth (DFW)?
January is typically the cheapest month to fly on this route.
How many flights operate per week on this route?
Approximately 99 flights operate per week from Seattle (SEA) to Dallas-Fort Worth (DFW).
What types of aircraft operate on this route?
This route is served by Airbus A321neo, Boeing 737-900 (winglets) Passenger/BBJ3, Airbus A321, Boeing 737MAX 9 Passenger, Airbus A320neo and 3 more aircraft types.
What is the average flight price from Seattle (SEA) to Dallas-Fort Worth (DFW)?
The average flight price for a round-trip ticket from Seattle (SEA) to Dallas-Fort Worth (DFW) is approximately $344 USD. Prices can vary based on booking time, season, and airline.
When is the best time to book flights from Seattle (SEA) to Dallas-Fort Worth (DFW) for the lowest prices?
January is typically the cheapest month to fly from Seattle (SEA) to Dallas-Fort Worth (DFW). Booking in advance and avoiding peak travel seasons can help you find better deals.
How many airlines offer flights from Seattle (SEA) to Dallas-Fort Worth (DFW)?
4 airlines offer direct flights from Seattle (SEA) to Dallas-Fort Worth (DFW), providing travelers with multiple options for scheduling and pricing.
How far is Dallas-Fort Worth (DFW) from Seattle (SEA)?
The distance from Seattle (SEA) to Dallas-Fort Worth (DFW) is 1667 miles (2682 km). This is a long-haul flight route.
How long does it take to fly from Seattle (SEA) to Dallas-Fort Worth (DFW)?
The flight time from Seattle (SEA) to Dallas-Fort Worth (DFW) is approximately 3h 40m - 4h 10m. Actual flight duration may vary based on weather conditions, aircraft type, and routing.
What city does Dallas-Fort Worth (DFW) serve?
Dallas-Fort Worth (DFW) serves Dallas-Fort Worth, US.