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

Popular airlines from Rapid City Regional Airport (RAP) to Seattle, WA (BFI-Boeing Field)

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Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $524
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $524

Frequently asked questions

How much does a flight from Rapid City Regional Airport (RAP) to Boeing Field Airport (BFI) cost?
Snag a cheap one-way flight or cheap return flight from Rapid City Regional Airport (RAP) to Boeing Field Airport (BFI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Rapid City Regional Airport (RAP) to Boeing Field Airport (BFI)?
is the most affordable month to fly from RAP to BFI. Planning your trip for the off-season is often the key to landing a great deal.
What is the cheapest airline that flies from Rapid City Regional Airport (RAP) to Boeing Field Airport (BFI)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest RAP to BFI flight.
How many flights per day from Rapid City Regional Airport (RAP) to Boeing Field Airport (BFI)?
You'll need to take a flight with a layover if you're traveling from Rapid City Regional Airport (RAP) to Boeing Field Airport (BFI). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from RAP to BFI?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary based on a range of factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Rapid City Regional Airport (RAP) to Boeing Field Airport (BFI)?
Choose a flight from Rapid City Regional Airport (RAP) to Boeing Field Airport (BFI) that leaves before 3 PM to reduce the risk of delays and cancellations. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Rapid City Regional Airport (RAP) to Boeing Field Airport (BFI) last-minute?
Holding off until just before your departure to book your flight from RAP to BFI generally means paying more. While it's possible to find some last-minute discounts, there's no guarantee. Keep your travel plans flexible for the best chance of scoring a bargain.
Is it cheaper to book a RAP to BFI flight and hotel package?
Compared with arranging flights and hotels separately, booking a RAP to BFI flight and hotel package with Expedia could result in significant savings. What's more, having everything in one place will take the hassle out of planning your trip. Just secure your flights and choose from our extensive range of stays, then personalize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Rapid City Regional Airport (RAP) to Boeing Field Airport (BFI)?
You can usually cancel or reschedule your RAP to BFI flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Rapid City Regional
Destination airport
Boeing Field
Distance
955 mi

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Rapid City to Seattle Flights

The cheapest times to fly from Rapid City to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Rapid City to Seattle are during the month of . You can find some of the cheapest flights from Rapid City to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Rapid City to Seattle

Sunday is one of the best days to book for cheap flights from Rapid City to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Rapid City to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Rapid City to Seattle in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Rapid City to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Rapid City to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Rapid City to Seattle Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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