Title: Cheap Flights from Seattle (SEA) to Riverside (RAL) - Expedia.ca ![](https://images.trvl-media.com/place/6056021/570073b4-7516-4d24-9210-45c860194f26.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/6056021/570073b4-7516-4d24-9210-45c860194f26.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Seattle (SEA) to Riverside (RAL) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Seattle-Tacoma International Airport (SEA) to Riverside, CA (RAL-Riverside Municipal) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:ral,departure:09/11/2025TANYT&leg2=from:ral,to:sea,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:ral,departure:09/11/2025TANYT&leg2=from:ral,to:sea,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Flair Airlines](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:ral,departure:09/11/2025TANYT&leg2=from:ral,to:sea,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:ral,departure:09/11/2025TANYT&leg2=from:ral,to:sea,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:ral,departure:09/11/2025TANYT&leg2=from:ral,to:sea,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:ral,departure:09/11/2025TANYT&leg2=from:ral,to:sea,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:ral,departure:09/11/2025TANYT&leg2=from:ral,to:sea,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Alternative airports near Riverside Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:SNA,departure:09/11/2025TANYT&leg2=from:SNA,to:SEA,departure:15/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) SNA John Wayne 45 min [Flights from CA $416](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:SNA,departure:09/11/2025TANYT&leg2=from:SNA,to:SEA,departure:15/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) [](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:ONT,departure:09/11/2025TANYT&leg2=from:ONT,to:SEA,departure:15/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ONT Los Angeles - Ontario Intl. Cheapest 21 min [Flights from CA $332](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:ONT,departure:09/11/2025TANYT&leg2=from:ONT,to:SEA,departure:15/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Frequently asked questions ### How much is a flight from Sea-Tac Airport to RAL? > Based on fares offered within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between Seattle - Tacoma Intl. Airport (SEA) and RAL start from . Book ASAP to get the best price for your exciting adventure. 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-Tac Airport to RAL? > This can differ between air carriers, as each has its own terms and conditions. Head to the [Customer Service Portal](https://www.expedia.ca/helpcenter), where there are instructions on how to cancel your flight online. ### How do I find cheap flights from SEA to RAL that have flexible change policies? > Select our "No change fees" filter to find flexible travel options for your flight from Sea-Tac Airport to RAL. This allows you to lock in a good price in advance and still have the freedom to make changes without any additional fees. If the new flight costs more, you'll just cover the difference. ### How far is the flight from Sea-Tac Airport to RAL? > Around 1,550 kilometres separates SeaTac and Riverside, so pack some entertainment to keep you busy for a couple of hours. That action-packed novel you haven't finished will be just the ticket. ### Which airlines fly direct from SEA to RAL? > There are no direct flights, so you'll have to make at least one stop between SEA and RAL. Use the layover time to stretch your legs and take a break. ### Are SEA to RAL flight tickets cheaper when they're purchased at the last minute? > Last-minute bookings from Seattle - Tacoma Intl. Airport (SEA) to RAL can be hit-or-miss. It is possible to score a bargain, but then again, you could miss out entirely! If you'd prefer to start your travel planning ahead of time, Expedia compares flight deals up to 12 months in advance. Just keep in mind that not all airlines release their prices so far in advance. Our advice? Check back often as prices are updated frequently. ## Travel information | Origin airport | Seattle - Tacoma Intl. | | --- | --- | | Destination airport | Riverside Municipal | | Distance | 1545 km | ## Book with confidence ### Seattle to Riverside Flights **The easy way to book your flights from Seattle to Riverside**  With Expedia, it’s simple to find and book flights to Riverside from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Riverside Municipal, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to Riverside today, tomorrow, or this week.   **Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Riverside Municipal, RAL**  Sort your search results by price to find great deals on your flight from Seattle to Riverside—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Riverside from Seattle currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Riverside   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Riverside from Seattle**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. 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