Flights operate between Seattle (SEA) and Dallas (DFW).
1 airline operates this route with 12-15 flights daily flights.
Average flight time is 3h 40m - 4h 10m.
Route distance is 1667 miles (2682 km).
Route Distance
1667 miles (2682 km)
Average Duration
3h 40m - 4h 10m
Airlines Operating This Route
Alaska Airlines
Flight Frequency
Daily Flights
12-15 flights
Weekly Flights
99
Typical Departure Time Ranges
Earliest Departure
01:07
Latest Departure
18:02
Route Intelligence Dashboard
Overall Connectivity Score
70
GoodRoute Diversity
1
Direct Routes
Alaska Airlines serves 1 destination from SEA
Weekly Frequency
28
Weekly Flights
Trend: Stable
Top 1 Most Frequent Routes - Details
| Route | Weekly Flights | Duration | Distance | Reliability |
|---|---|---|---|---|
| SEA → Dallas (DFW) (DFW) | 28/week | 3h 40m - 4h 10m | 1,667 km | Moderate |
Flight Schedule & Filters
Alaska Airlines flights from SeaTac (SEA) to Dallas (DFW)
Alaska Airlines operates scheduled nonstop flights between SeaTac (SEA) and Dallas (DFW). Alaska Airlines operates 12-15 flights daily flights on this route.• 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 53m - 4h 5m
01:07
18:02
1667 miles (2682 km)
January
1 (Show)
99
Alaska Airlines Terminal Information & Contact
Departure Terminal - SeaTac (SEA)
Terminal: 1
Phone: 1-800-252-7522
Location: 1, Seattle, US
Arrival Terminal - Dallas (DFW)
Terminal: B
Phone: 1-800-252-7522
Location: B, Dallas-Fort Worth, US
Alaska Airlines Flight Schedule from SeaTac (SEA) to Dallas (DFW)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
AS542 |  Alaska Airlines | 01:07 | 07:00:00 | Boeing 737-900 (winglets) Passenger/BBJ3 |
AS414 | Alaska Airlines | 07:28 | 13:27:00 | Boeing 737MAX 9 Passenger |
AS426 | Alaska Airlines | 10:00 | 16:05:00 | Boeing 737-900 (winglets) Passenger/BBJ3 |
AS424 | Alaska Airlines | 18:02 | 23:59:00 | Boeing 737-900 (winglets) Passenger/BBJ3 |
Alaska Airlines Monthly Flight Calendar
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Alaska Airlines Terminal Information
Departure Terminal at SeaTac (SEA):
• Terminal : Alaska Airlines operates from this terminal
Terminal 1:
• Alaska Airlines Terminal Phone: 1-800-252-7522
Arrival Terminal at Dallas (DFW):
• Terminal : Alaska Airlines operates from this terminal
Terminal B:
• Alaska Airlines Terminal Phone: 1-800-252-7522
Weather & Climate at Dallas (DFW)
20.4°C
Avg Temperature109mm
Avg Rainfall14.0km/h
Avg Wind Speed62%
Avg HumidityBest Months to Visit
Challenging Months
12-Month Weather Overview
Wind Speed by Month
Humidity by Month
Best Time to Book Flights to Dallas (DFW)
Best Booking Window
Book 2-3 months in advance for best prices
Booking Tip
Avoid booking during extreme weather months for better deals
Peak Travel Months
Expect higher prices and more crowds during these months. Book early to secure better rates.
Recommended Months
These months offer the best balance of weather, prices, and availability.
Monthly Booking Recommendations
Flight Price Trends for Dallas (DFW)
Cheapest Months to Fly
Book flights during these months for the best deals and lowest prices.
Most Expensive Months
Prices are typically highest during these months. Consider booking well in advance or choosing alternative dates.
Price Trend Analysis
Prices are typically lower during shoulder seasons
Monthly Price Trends
Best Months to Fly Alaska Airlines to Dallas (DFW)
Shoulder Season
Transition periods with moderate conditions. Good balance of price and experience.
Challenging Months
These months may have less favorable conditions. Plan accordingly and book early.
Extreme Conditions
These months may have extreme weather or conditions. Travel with caution and proper preparation.
Seasonal Insight
Best travel months: Year-round
Seasonal Travel Calendar
Alaska Airlines Contact Information and Customer Services
Alaska Airlines Address
P.O. Box 68900
Seattle, WA 98168, USA
Customer Service Phone
+1 800 654 5669Official Website
alaskaair.com/Frequently Asked Questions
How many Alaska Airlines flights operate from Seattle (SEA) to Dallas-Fort Worth (DFW)?
Alaska Airlines operates 4 flights from Seattle (SEA) to Dallas-Fort Worth (DFW).
What city does Dallas-Fort Worth (DFW) airport serve?
Dallas-Fort Worth (DFW) airport serves Dallas, US.
How long is the Alaska Airlines flight from Seattle (SEA) to Dallas-Fort Worth (DFW)?
The flight duration is approximately 3h 40m - 4h 10m.
What is the distance from Seattle (SEA) to Dallas-Fort Worth (DFW)?
The distance is 1667 miles (2682 km).
What aircraft does Alaska Airlines use on this route?
Alaska Airlines uses Boeing 737-900 (winglets) Passenger/BBJ3, Boeing 737MAX 9 Passenger on this route.
Which other airlines operate on this route?
3 other airlines operate on this route: American Airlines, Frontier Airlines, Delta Air Lines.
What are the earliest and latest Alaska Airlines flight departure times?
The earliest Alaska Airlines flight departs at 01:07 and the latest departs at 18:02.
View all Alaska Airlines flights to Seattle (SEA) →
Popular Alaska Airlines routes from Seattle include multiple destinations.
Route data verified regularly by Triposia Travel Research Team.