Flights operate between Seattle (SEA) and Morrisville (RDU).
1 airline operates this route with 1-3 flights daily flights.
Average flight time is 4h 54m - 5h 23m.
Route distance is 2362 miles (3800 km).
Route Distance
2362 miles (3800 km)
Average Duration
4h 54m - 5h 23m
Airlines Operating This Route
Delta Air Lines
Flight Frequency
Daily Flights
1-3 flights
Weekly Flights
18
Typical Departure Time Ranges
Earliest Departure
15:59
Latest Departure
15:59
Route Intelligence Dashboard
Overall Connectivity Score
35
ModerateRoute Diversity
1
Direct Routes
Delta Air Lines serves 1 destination from SEA
Weekly Frequency
7
Weekly Flights
Trend: Stable
Top 1 Most Frequent Routes - Details
| Route | Weekly Flights | Duration | Distance | Reliability |
|---|---|---|---|---|
| SEA → Morrisville (RDU) (RDU) | 7/week | 4h 54m - 5h 23m | 2,362 km | Seasonal |
Flight Schedule & Filters
Delta Air Lines flights from SeaTac (SEA) to Morrisville (RDU)
Delta Air Lines operates scheduled nonstop flights between SeaTac (SEA) and Morrisville (RDU). Delta Air Lines operates 1-3 flights daily flights on this route.• Flight Duration: 4h 54m - 5h 23m (average flight time)• Distance: 2362 miles (3800 km) (air miles between airports)• Daily Flights: 1-3 flights (scheduled departures per day)
SeaTac (SEA)
US
Morrisville (RDU)
US
FLIGHT TIME
4h 54m - 5h 23m
FLIGHT DISTANCE
2362 miles (3800 km)
4h 59m - 4h 59m
15:59
15:59
2362 miles (3800 km)
January
1 (Show)
18
Delta Air Lines Terminal Information & Contact
Departure Terminal - SeaTac (SEA)
Terminal: 1
Phone: 1-800-123-6645
Location: 1, Seattle, US
Arrival Terminal - Morrisville (RDU)
Terminal: 2
Phone: 1-800-123-6645
Location: 2, Raleigh/Durham, US
Delta Air Lines Flight Schedule from SeaTac (SEA) to Morrisville (RDU)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
DL489 |  Delta Air Lines | 15:59 | 23:58:00 | Boeing 737-800 Passenger |
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 Morrisville (RDU):
• Terminal : Delta Air Lines operates from this terminal
Terminal 2:
• Delta Air Lines Terminal Phone: 1-800-123-6645
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 Raleigh/Durham (RDU)?
Delta Air Lines operates 1 flight from Seattle (SEA) to Raleigh/Durham (RDU).
What city does Raleigh/Durham (RDU) airport serve?
Raleigh/Durham (RDU) airport serves Morrisville, US.
How long is the Delta Air Lines flight from Seattle (SEA) to Raleigh/Durham (RDU)?
The flight duration is approximately 4h 54m - 5h 23m.
What is the distance from Seattle (SEA) to Raleigh/Durham (RDU)?
The distance is 2362 miles (3800 km).
What aircraft does Delta Air Lines use on this route?
Delta Air Lines uses Boeing 737-800 Passenger on this route.
Which other airlines operate on this route?
1 other airline operates on this route: Alaska Airlines.
Which terminal does Delta Air Lines use at Seattle (SEA)?
Delta Air Lines flights from Seattle (SEA) depart from Terminal 1. Terminal 1 phone: 1-800-123-6645.
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.