Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Washington to Rapid City from $144

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Rapid City departing on 4/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Washington to Rapid City

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:10 pm - 9:55 pm
GEG
-
RAP
4h 45m
1 stop
United Airlines Logo
8:25 am - 12:39 pm
RAP
-
GEG
5h 14m
1 stop
$309United Airlines
Thu, May 7 - Tue, May 12
United Airlines Logo
12:50 pm - 7:02 pm
PDX
-
RAP
5h 12m
1 stop
United Airlines Logo
5:27 am - 9:48 am
RAP
-
PDX
5h 21m
1 stop
$319United Airlines
Sat, Apr 11 - Wed, Apr 15
American Airlines Logo
6:00 am - 4:27 pm
SEA
-
RAP
9h 27m
1 stop
American Airlines Logo
4:57 pm - 12:44 am
RAP
-
SEA
8h 47m
1 stop
$319American Airlines
Wed, Apr 15 - Wed, Apr 22
United Airlines Logo
5:25 am - 3:40 pm
PDX
-
RAP
9h 15m
2 stops
United Airlines Logo
5:27 am - 9:48 am
RAP
-
PDX
5h 21m
1 stop
$324United Airlines
Sat, Apr 11 - Wed, Apr 15
American Airlines Logo
1:52 pm - 9:58 pm
PDX
-
RAP
7h 06m
1 stop
American Airlines Logo
4:57 pm - 11:54 pm
RAP
-
PDX
7h 57m
1 stop
$329American Airlines
Thu, Apr 9 - Mon, Apr 13
United Airlines Logo
4:01 pm - 10:28 pm
GEG
-
RAP
5h 27m
1 stop
United Airlines Logo
2:47 pm - 9:11 pm
RAP
-
GEG
7h 24m
1 stop
$329United Airlines
Mon, Apr 13 - Mon, Apr 20
Delta Logo
11:53 pm - 9:58 am
SEA
-
RAP
9h 05m
1 stop
Delta Logo
4:00 pm - 11:26 pm
RAP
-
SEA
8h 26m
1 stop
$334Delta
Thu, Jul 9 - Mon, Jul 13
Multiple Airlines Logo
7:17 pm - 9:14 am
PDX
-
RAP
12h 57m
1 stop
Multiple Airlines Logo
2:34 pm - 5:24 pm
RAP
-
PDX
27h 50m
1 stop
$348Multiple Airlines
Thu, May 28 - Sun, May 31
Delta Logo
11:53 pm - 9:58 am
SEA
-
RAP
9h 05m
1 stop
Delta Logo
4:00 pm - 11:26 pm
RAP
-
SEA
8h 26m
1 stop
$369Delta
Thu, Jul 9 - Mon, Jul 13
Multiple Airlines Logo
2:45 pm - 9:15 am
PSC
-
RAP
41h 30m
2 stops
Multiple Airlines Logo
3:36 pm - 9:31 am
RAP
-
PSC
18h 55m
1 stop
$476Multiple Airlines
Thu, Jul 9 - Wed, Jul 15

Delta flights from State of Washington to Rapid City

Our best Delta deals on State of Washington to Rapid City flight tickets
Delta
Apr 10
PDX12:30 amPortland
8h 49m
1 stop
RAP10:19 amRapid City
Apr 18
RAP10:58 amRapid City
7h 34m
1 stop
PDX5:32 pmPortland
$319
Delta
Jul 9
SEA11:53 pmSeattle/Tacoma Intl
9h 05m
1 stop
RAP9:58 amRapid City
Jul 13
RAP4:00 pmRapid City
8h 26m
1 stop
SEA11:26 pmSeattle/Tacoma Intl
$334
Delta
Apr 1
PDX6:05 amPortland
8h 13m
1 stop
RAP3:18 pmRapid City
Apr 5
RAP11:03 amRapid City
7h 36m
1 stop
PDX5:39 pmPortland
$369

Sun Country Air flights from State of Washington to Rapid City

Our best Sun Country Air deals on State of Washington to Rapid City flight tickets
Sun Country Air
Jun 26
SEA9:15 amSeattle/Tacoma Intl
6h 07m
1 stop
RAP4:22 pmRapid City
Jul 3
RAP4:46 pmRapid City
7h 00m
1 stop
SEA10:46 pmSeattle/Tacoma Intl
$433
Sun Country Air
Jun 18
SEA11:59 pmSeattle/Tacoma Intl
15h 23m
1 stop
RAP4:22 pmRapid City
Jun 22
RAP5:27 pmRapid City
6h 19m
1 stop
SEA10:46 pmSeattle/Tacoma Intl
$455

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Rapid City that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 20, 2026.
Use the filters below to find and compare flights from Washington to Rapid City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SpokaneRapid City

GEG - RAP

GEGRAP

Spokane

Thu 5/7

4:10 pm-9:55 pm

1 stop4h 45m

Rapid City

Tue 5/12

8:25 am-12:39 pm

1 stop5h 14m

$309

PortlandRapid City

PDX - RAP

PDXRAP

Portland

Sat 4/11

12:50 pm-7:02 pm

1 stop5h 12m

Rapid City

Wed 4/15

5:27 am-9:48 am

1 stop5h 21m

$319

SeattleRapid City

SEA - RAP

SEARAP

Seattle/Tacoma Intl

Wed 4/15

6:00 am-4:27 pm

1 stop9h 27m

Rapid City

Wed 4/22

4:57 pm-12:44 am

1 stop8h 47m

$319

PortlandRapid City

PDX - RAP

PDXRAP

Portland

Sat 4/11

5:25 am-3:40 pm

2 stops9h 15m

Rapid City

Wed 4/15

5:27 am-9:48 am

1 stop5h 21m

$324

PortlandRapid City

PDX - RAP

PDXRAP

Portland

Thu 4/9

1:52 pm-9:58 pm

1 stop7h 06m

Rapid City

Mon 4/13

4:57 pm-11:54 pm

1 stop7h 57m

$329

SpokaneRapid City

GEG - RAP

GEGRAP

Spokane

Mon 4/13

4:01 pm-10:28 pm

1 stop5h 27m

Rapid City

Mon 4/20

2:47 pm-9:11 pm

1 stop7h 24m

$329

SeattleRapid City

SEA - RAP

SEARAP

Seattle/Tacoma Intl

Thu 7/9

11:53 pm-9:58 am

1 stop9h 05m

Rapid City

Mon 7/13

4:00 pm-11:26 pm

1 stop8h 26m

$334

PortlandRapid City

PDX - RAP

PDXRAP

Portland

Thu 5/28

7:17 pm-9:14 am

1 stop12h 57m

Rapid City

Sun 5/31

2:34 pm-5:24 pm

1 stop27h 50m

$348

SeattleRapid City

SEA - RAP

SEARAP

Seattle/Tacoma Intl

Thu 7/9

11:53 pm-9:58 am

1 stop9h 05m

Rapid City

Mon 7/13

4:00 pm-11:26 pm

1 stop8h 26m

$369

PascoRapid City

PSC - RAP

PSCRAP

Pasco Tri Cities

Thu 7/9

2:45 pm-9:15 am

2 stops41h 30m

Rapid City

Wed 7/15

3:36 pm-9:31 am

1 stop18h 55m

$476

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Rapid City from

How to get the cheapest flight ticket from State of Washington to Rapid City

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Rapid City?

The month of January is, on average, the cheapest month to fly to Rapid City from State of Washington, with most prices found around $349. If you aren’t able to travel to Rapid City during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $351.

How far in advance should I book a flight to Rapid City?

You are more likely to see cheaper flights to Rapid City from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Rapid City for around $475 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Rapid City from State of Washington for as low as $318 on momondo.

Cheap State of Washington to Rapid City flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Rapid City

Fastest flight time

4h 45m

Direct flights

None
The fastest flight from State of Washington to Rapid City takes 4h 45m
There are no direct flights from State of Washington to Rapid City. There are no popular flight routes from State of Washington to Rapid City.
Search flight deals

  • When did momondo last update prices for flights from Washington to Rapid City Airport?

    Prices for flights from Washington to Rapid City Airport refresh daily.

  • How many operators does momondo search for flights from Washington to Rapid City Airport?

  • How old do you have to be to fly from Washington to Rapid City Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to Rapid City Airport.

  • What documentation or ID do you need to fly to Rapid City Airport?

    The required travel and health documents for your Rapid City Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Rapid City Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from State of Washington to Rapid City

Compare and see reviews for airlines that fly from State of Washington to Rapid City with momondo
Airline
Rating
Free Cancellation
Price
Sun Country AirPriceFrom $137Free CancellationRating
6.8
341 reviews
Search Sun Country Air flights
DeltaPriceFrom $190Free CancellationRating
7.9
8,304 reviews
Search Delta flights
United AirlinesPriceFrom $252Free CancellationRating
7.4
9,454 reviews
Search United Airlines flights

Traveling to a place near Rapid City?

Book flights to Rapid City if you plan to visit one of these locations
Deadwood
Keystone
Sturgis
Spearfish
Custer
Hill City
Hot Springs
Wall

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Rapid City?

Finding the right flight to Rapid City from Washington is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Rapid City quick and easy, saving you time and money.

Can I find flights from Washington to Rapid City with flexible booking policies on momondo?

Yes. All flights to Rapid City from Washington on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington to Rapid City?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington to Rapid City.

I’m not ready to book a flight from Washington to Rapid City right now. Can momondo alert me if prices change?

Price alerts on flights to Rapid City from Washington are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Rapid City trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 4/19
Sun 4/26
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States