Cheap Flights from Seattle (SEA) to Rapid City (RAP)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Rapid City Regional Airport (RAP)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 25% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Find the cheapest month to fly from Seattle (SEA) to Rapid City (RAP)

April is typically the cheapest month to fly

From £191 - £456 per traveller.

Graph displaying average flight prices per month

Flight from Seattle to Rapid City route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Rapid City Regional
Distance
1527 km

Compare flights from Seattle to Rapid City easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Seattle to Rapid City. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Rapid City Regional in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Seattle - Tacoma Intl. to Rapid City Regional.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Seattle - Tacoma Intl. (SEA) to Rapid City Regional (RAP)

The easiest way to view the best deals on flights from Seattle to Rapid City today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Seattle - Tacoma Intl. to Rapid City Regional start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Seattle and Rapid City
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Seattle to Rapid City flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Seattle - Tacoma Intl. to Rapid City Regional for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Seattle - Tacoma Intl. Airport (SEA) to RAP?
The lowest price advertised for a round-trip journey from Sea-Tac Airport to Rapid City Regional Airport (RAP) is . But you better get a move on. This figure is taken from fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SEA to RAP?
Most flights can be cancelled online, but each air carrier has different terms and conditions. If you do need to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from Sea-Tac Airport to RAP that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Seattle - Tacoma Intl. Airport (SEA) to Rapid City Regional Airport (RAP) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Seattle - Tacoma Intl. Airport (SEA) to Rapid City Regional Airport (RAP)?
Expect to be up above the clouds for a while, as the flight distance between SEA and Rapid City Regional Airport (RAP) is 1,550 kilometres. Set up a playlist of your favourite tunes before leaving home to keep yourself entertained during your trip.
Which airlines fly direct from SEA to Rapid City Regional Airport (RAP)?
If you want to fly straight from Seattle - Tacoma Intl. Airport (SEA) to Rapid City Regional Airport, you'll have to book a flight with one or more stops. Unfortunately, there are no airlines that fly directly between these airports.
Are SEA to Rapid City Regional Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Seattle - Tacoma Intl. Airport (SEA) to RAP at the last minute could save you some cash. However, it might cost you a whole lot more! If you'd prefer not to take the risk, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated on Expedia all the time.

Explore a world of travel with Expedia

*Available to Expedia members.