Airlines with flights from Raleigh/Durham to Seattle

There are 7 airlines with scheduled flights between RDU and SEA. Both Alaska Airlines and Delta operates non-stop flights from Raleigh–Durham Airport to Seattle Airport and the flight time is 5 hours and 54 minutes.

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Direct

$Alaska Airlines from {( $airportFrom->city_name }} to Seattle$

Non-stop

5h 54min

Direct

$Delta Air Lines from {( $airportFrom->city_name }} to Seattle$

Non-stop

6h 2min

Via Saint Louis

7h 10min

Via Chicago

7h 15min

Via Charlotte

7h 17min

Via Denver

7h 20min

Via Minneapolis

7h 20min

Via Detroit

7h 21min

NEW

Via Washington

7h 32min

Via Atlanta

7h 34min

Via Chicago

7h 36min

Via Minneapolis

7h 37min

Via Dulles

7h 38min

Via Denver

7h 39min

Via Chicago

7h 55min

Via Baltimore

7h 55min

Via Dallas

7h 59min

Via Las Vegas

8h 5min

Via Salt Lake City

8h 10min

Via Phoenix

8h 33min

Via Philadelphia

8h 34min

Via New York

8h 37min

Via Phoenix

8h 45min

Via Houston

8h 51min

NEW

Via New York

9h 1min

Via New York

9h 2min

Via Austin

9h 15min

Via Austin

9h 10min

NEW Starts 07/06

Via Nashville

8h 0min

Starts 07/06

Via Sacramento

10h 45min

NEW Starts 08/08

Via Houston

8h 45min

Schedules

Non-stop with Alaska Airlines

Total flight time: 5 hours and 54 minutes
One World Alliance
Seattle is a Alaska Airlines hub (Primary hub).

14 flights per week
Boeing 737MAX 9 Passenger

Boeing 737-900 (winglets) Passenger/BBJ3
Business and first class available

RDU

Direct

SEA

Flight

Mon

Jun 15

Tue

Jun 16

Wed

Jun 17

Thu

Jun 18

Fri

Jun 19

Sat

Jun 20

Sun

Jun 21

AS670

07:02

AS572

17:34

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The timetable & schedule information was updated at 2026-04-21

Non-stop with Delta Air Lines

Total flight time: 6 hours and 2 minutes
Sky Team Alliance
Raleigh/Durham is a Delta Air Lines focus city. Seattle is a Delta Air Lines hub.

13 flights per week
Boeing 737-900 Passenger
Business class available

RDU

Direct

SEA

Flight

Mon

Jun 15

Tue

Jun 16

Wed

Jun 17

Thu

Jun 18

Fri

Jun 19

Sat

Jun 20

Sun

Jun 21

DL354

06:38

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The timetable & schedule information was updated at 2026-04-21

Via Saint Louis with Southwest Airlines

Total flight time: 7h 10m - 10h 05m.
Low-cost airline

1 flights per week

RDU

Via STL

SEA

Flight

Mon

Jun 15

Tue

Jun 16

Wed

Jun 17

Thu

Jun 18

Fri

Jun 19

Sat

Jun 20

Sun

Jun 21

WN3435
WN5109

----

06:25

----

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The timetable & schedule information was updated at 2026-04-21

Via Chicago with Southwest Airlines

Total flight time: 7h 15m - 11h 05m.
Low-cost airline

39 flights per week

RDU

Via MDW

SEA

Flight

Mon

Jun 15

Tue

Jun 16

Wed

Jun 17

Thu

Jun 18

Fri

Jun 19

Sat

Jun 20

Sun

Jun 21

WN2531
WN1155

----

07:15

WN2946
WN1876

----

07:55

----

WN3432
WN2835

08:05

----

08:05

----

WN3432
WN2231

----

08:35

----

WN4516
WN636

----

13:30

----

WN4516
WN2890

13:40

----

13:40

----

WN800
WN4061

----

14:00

----

WN2837
WN4144

----

18:35

----

WN3766
WN4144

19:35

19:00

19:35

----

19:25

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CHECK PRICES FOR RDU - SEA

The timetable & schedule information was updated at 2026-04-21

Via Charlotte with American Airlines

Total flight time: 7h 17m - 9h 54m.
One World Alliance

228 flights per week

RDU

Via CLT

SEA

Flight

Mon

Jun 15

Tue

Jun 16

Wed

Jun 17

Thu

Jun 18

Fri

Jun 19

Sat

Jun 20

Sun

Jun 21

AA1903
AA2525

05:00

AA2420
AA2529

06:43

AA2363
AA2107

12:56

13:20