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

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

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Frequently asked questions

How much does a flight from Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?
One-way flights typically cost between £141 and £401 and return flights often range between £141 and £401. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
February is typically the cheapest month to fly from Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.), with average return fares of approximately £261. This is about 28% lower than the average price throughout the year. February often sees lower prices because it falls outside of peak holiday seasons, when travel demand tends to decrease. Other cheap months to fly from Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) include January and October.*Averages based on flights available on Expedia in the last year.
How do I find cheap flights from Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
To find a cheap flight from Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best time to fly from Rapid City Regional (RAP) to Seattle - Tacoma Intl. (SEA) is February. This month offers a great balance, as it's both one of the cheapest and most popular times to travel. You can expect return flights to be around £261, and with it being a popular month, you'll find plenty of flight options to choose from. This information is based on booking data from the past year.*Prices based on flights available on Expedia in the last year.
How many flights per day from Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are approximately 21 connecting flights per day from Rapid City Regional (RAP) to Seattle - Tacoma Intl. (SEA). Some common connection points include Denver Intl. (DEN), Minneapolis - St. Paul Intl. (MSP), and Dallas-Fort Worth Intl. (DFW).
What is the earliest flight from Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from Rapid City Regional (RAP) to Seattle - Tacoma Intl. (SEA) typically departs at approximately 5:00 AM local time, operated by United Airlines. This is a seasonal service active in May and June. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
For flights from Rapid City Regional (RAP) to Seattle - Tacoma Intl. (SEA), Friday typically offers the most options, with around 14 flights available. This gives you a good selection for your travel plans. Major airlines on this route include United Airlines, American Airlines, and Delta Air Lines. Flight schedules are consistent throughout the week, with Friday having only slightly more flights than other days.
What are the most popular departure times for flights from Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The most popular departure times for flights from Rapid City Regional (RAP) to Seattle - Tacoma Intl. (SEA) are in the early morning, from 6am to 9am. Approximately 25% of passengers prefer this time window. Many major carriers, including United Airlines and Delta Air Lines, offer flights during this window. This timing works well if you're looking to get an early start to your day in Seattle.
How long does it take to fly from Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
A flight from RAP to SEA with a layover takes around 7 hours 30 minutes, with the route covering approximately 955 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Select the "Business class" and "First class" filters when looking for RAP to SEA flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?
It's easy to earn miles on a Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Seattle from Rapid City Regional (RAP)?
If you're planning to travel to Seattle from Rapid City Regional (RAP), you can fly into Seattle - Tacoma Intl. (SEA) Some flights may connect through major hubs like Denver Intl. (DEN), Minneapolis - St. Paul Intl. (MSP), Dallas-Fort Worth Intl. (DFW) before reaching Seattle. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you booked your Rapid City, SD (RAP-Rapid City Regional) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Rapid City Regional
Destination airport
Seattle - Tacoma Intl.
Distance
1527 km

Book with confidence

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

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

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 Rapid City Regional (RAP) to Seattle - Tacoma Intl. (SEA)

The easiest way to view the best deals on flights from Rapid City to Seattle 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 Rapid City Regional to Seattle - Tacoma Intl. 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 Rapid City and Seattle
  • 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 Rapid City to Seattle flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Rapid City Regional to Seattle - Tacoma Intl. 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.  

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

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