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
Delta Air Lines
Flight Frequency
Daily Flights
12-15 flights
Weekly Flights
99
Typical Departure Time Ranges
Earliest Departure
09:30
Latest Departure
17:55
Route Intelligence Dashboard
Overall Connectivity Score
60
GoodRoute Diversity
1
Direct Routes
Delta Air Lines serves 1 destination from SEA
Weekly Frequency
14
Weekly Flights
Trend: Stable
Top 1 Most Frequent Routes - Details
| Route | Weekly Flights | Duration | Distance | Reliability |
|---|---|---|---|---|
| SEA → Dallas (DFW) (DFW) | 14/week | 3h 40m - 4h 10m | 1,667 km | Moderate |
Flight Schedule & Filters
Delta Air Lines flights from SeaTac (SEA) to Dallas (DFW)
Delta Air Lines operates scheduled nonstop flights between SeaTac (SEA) and Dallas (DFW). Delta Air Lines 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 59m - 4h 2m
09:30
17:55
1667 miles (2682 km)
January
1 (Show)
99
Delta Air Lines Terminal Information & Contact
Departure Terminal - SeaTac (SEA)
Terminal: 1
Phone: 1-800-123-6645
Location: 1, Seattle, US
Arrival Terminal - Dallas (DFW)
Terminal: E
Phone: 1-800-123-6645
Location: E, Dallas-Fort Worth, US
Delta Air Lines Flight Schedule from SeaTac (SEA) to Dallas (DFW)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
DL2195 |  Delta Air Lines | 09:30 | 15:32:00 | Airbus A220-300 |
DL870 | Delta Air Lines | 17:55 | 23:54:00 | Airbus A220-100 |
Delta Air Lines Monthly Flight Calendar
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Delta Air Lines Terminal Information
Departure Terminal at SeaTac (SEA):
• Terminal : Delta Air Lines operates from this terminal
Terminal 1:
• Delta Air Lines Terminal Phone: 1-800-123-6645
Arrival Terminal at Dallas (DFW):
• Terminal : Delta Air Lines operates from this terminal
Terminal E:
• Delta Air Lines Terminal Phone: 1-800-123-6645
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 Delta Air Lines 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
Delta Air Lines Contact Information and Customer Services
Delta Air Lines Address
1030 Delta Boulevard
Atlanta, Georgia 30354-1989, United States
Customer Service Phone
+1 800 221 12 12Official Website
delta.comFrequently Asked Questions
How many Delta Air Lines flights operate from Seattle (SEA) to Dallas-Fort Worth (DFW)?
Delta Air Lines operates 2 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 Delta Air Lines 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 Delta Air Lines use on this route?
Delta Air Lines uses Airbus A220-300, Airbus A220-100 on this route.
Which other airlines operate on this route?
3 other airlines operate on this route: American Airlines, Alaska Airlines, Frontier Airlines.
What are the earliest and latest Delta Air Lines flight departure times?
The earliest Delta Air Lines flight departs at 09:30 and the latest departs at 17:55.
View all Delta Air Lines flights to Seattle (SEA) →
Popular Delta Air Lines routes from Seattle include multiple destinations.
Route data verified regularly by Triposia Travel Research Team.