
Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $192 (Kiwi.com) |
One-way from | $120 (Kiwi.com) |
Popular in | January |
Cheapest in | February |
Average price | $554 |
Fly from
Fly to
Route
Depart
Return
Rapid CitySeattle
RAP - SEA
RAPSEA
Rapid City
Thu 8/27
5:58 pm-11:04 pm
1 stop6h 06m
Seattle/Tacoma Intl
Tue 9/1
5:00 am-12:24 pm
1 stop6h 24m
Rapid CitySeattle
RAP - SEA
RAPSEA
Rapid City
Sat 8/29
7:00 am-4:14 pm
2 stops10h 14m
Seattle/Tacoma Intl
Sun 9/6
5:00 am-11:55 am
1 stop5h 55m
Rapid CitySeattle
RAP - SEA
RAPSEA
Rapid City
Sun 9/20
5:48 pm-11:04 pm
1 stop6h 16m
Seattle/Tacoma Intl
Sun 9/27
5:00 am-12:26 pm
1 stop6h 26m
Rapid CitySeattle
RAP - SEA
RAPSEA
Rapid City
Sat 10/24
11:17 am-5:37 pm
1 stop7h 20m
Seattle/Tacoma Intl
Tue 10/27
3:02 pm-10:08 pm
1 stop6h 06m
Rapid CitySeattle
RAP - SEA
RAPSEA
Rapid City
Sat 8/29
5:00 am-4:14 pm
2 stops12h 14m
Seattle/Tacoma Intl
Tue 9/1
5:00 am-12:24 pm
1 stop6h 24m
Rapid CitySeattle
RAP - SEA
RAPSEA
Rapid City
Wed 8/26
10:26 am-9:58 pm
2 stops12h 32m
Seattle/Tacoma Intl
Wed 9/2
5:00 am-11:55 am
1 stop5h 55m
Rapid CitySeattle
RAP - SEA
RAPSEA
Rapid City
Sun 8/30
3:30 pm-9:19 am
2 stops18h 49m
Rapid CitySeattle
RAP - SEA
RAPSEA
Rapid City
Fri 8/14
11:45 am-8:10 pm
1 stop9h 25m
Rapid CitySeattle
RAP - SEA
RAPSEA
Rapid City
Tue 9/1
11:22 am-6:29 pm
2 stops8h 07m
Rapid CitySeattle
RAP - SEA
RAPSEA
Rapid City
Sun 9/20
4:56 pm-12:07 am
1 stop8h 11m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
Everything you need to know about your flight from Rapid City to Seattle
Entertainment
Boarding
Food
Crew
Overall
Comfort
Reviews
ROHIT,Jun 2026
IND - EWR
Entertainment
Boarding
Food
Crew
Overall
Comfort
Reviews
ROHIT,Jun 2026
IND - EWR
Find useful and relevant information for your journey from Rapid City to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$274 | Average$455 | FlexibilityNo cancel fee | On-time69% |