Cheap Flights from Riverside (RAL) to Seattle (SEA)

Popular airlines from Riverside, CA (RAL-Riverside Municipal) to Seattle-Tacoma International Airport (SEA)

Frequently asked questions

How much does a flight from Riverside, CA (RAL-Riverside Municipal) to Seattle - Tacoma Intl. Airport (SEA) cost?
Snag a cheap one-way flight or cheap return flight from Riverside, CA (RAL-Riverside Municipal) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Riverside, CA (RAL-Riverside Municipal) to Seattle - Tacoma Intl. Airport (SEA)?
The cheapest month to fly from RAL to SEA is , when there's less demand. Off-peak months are typically when better flight deals are available between these airports.
Which airlines fly direct from Riverside, CA (RAL-Riverside Municipal) to Seattle - Tacoma Intl. Airport (SEA)?
While Riverside, CA (RAL-Riverside Municipal) has no direct flights to Seattle - Tacoma Intl. Airport (SEA), other airports have nonstop options. Taking off from John Wayne Airport (SNA) will get you to Seattle without any detours.
What is the cheapest airline that flies from Riverside, CA (RAL-Riverside Municipal) to Seattle - Tacoma Intl. Airport (SEA)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest RAL to SEA flight.
How many flights per day from Riverside, CA (RAL-Riverside Municipal) to Seattle - Tacoma Intl. Airport (SEA)?
There aren't any daily direct flights departing from Riverside, CA (RAL-Riverside Municipal) to Seattle - Tacoma Intl. Airport (SEA). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way before you know it.
What day of the week has the most flights from RAL to SEA?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* But this can vary depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Riverside, CA (RAL-Riverside Municipal) to Seattle - Tacoma Intl. Airport (SEA)?
To arrive at Seattle - Tacoma Intl. Airport (SEA) on schedule, pick a flight that leaves from Riverside, CA (RAL-Riverside Municipal) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Riverside, CA (RAL-Riverside Municipal) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Booking your flight from RAL to SEA right before your journey is generally more expensive. But 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 RAL to SEA flight and hotel package?
Compared with arranging hotels and flights separately, booking a RAL to SEA flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one place will take the stress out of planning your trip. Simply pick your flights and choose from our extensive range of hotels, then personalize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Riverside, CA (RAL-Riverside Municipal) to Seattle - Tacoma Intl. Airport (SEA)?
In most instances, you can modify or cancel your RAL to SEA flight. However, there may be additional fees, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need further details, go to our Customer Service portal.

Travel information

Origin airport
Riverside Municipal
Destination airport
Seattle - Tacoma Intl.
Distance
965 mi

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Riverside to Seattle Flights

The cheapest times to fly from Riverside 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 Riverside to Seattle are during the month of . You can find some of the cheapest flights from Riverside to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Riverside to Seattle

Sunday is one of the best days to book for cheap flights from Riverside 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 Riverside 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 Riverside to Seattle in 2025. 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 Riverside 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 Riverside 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.

 

Riverside to Seattle Flights

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*Available to One Key members.