$153 Cheap Flights from Rochester (RST) to Seattle (SEA)

View $153 flight on Sat, Dec 6, 2025Opens in a new window

Popular airlines from Rochester, MN (RST-Rochester Intl.) to Seattle-Tacoma International Airport (SEA)

Cheap Flights from Rochester to Seattle (RST-SEA)

Prices were available within the past 7 days and start at $153 for one-way flights and $258 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Dec 6 - Wed, Dec 10
RST
Rochester
SEA
Seattle
$258 Roundtrip, found 6 hours ago
$258
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Sat, Dec 6 from Rochester to Seattle, returning Wed, Dec 10, priced at $258 found 6 hours ago
Delta
Mon, Dec 8 - Tue, Dec 16
RST
Rochester
SEA
Seattle
$264 Roundtrip, found 23 hours ago
$264
Roundtrip
found 23 hours ago
Select Delta flight, departing Mon, Dec 8 from Rochester to Seattle, returning Tue, Dec 16, priced at $264 found 23 hours ago
Delta
Mon, Dec 8 - Wed, Dec 17
RST
Rochester
SEA
Seattle
$269 Roundtrip, found 23 hours ago
$269
Roundtrip
found 23 hours ago
Select Delta flight, departing Mon, Dec 8 from Rochester to Seattle, returning Wed, Dec 17, priced at $269 found 23 hours ago
Delta
Sun, Dec 7 - Sat, Dec 13
RST
Rochester
SEA
Seattle
$288 Roundtrip, found 23 hours ago
$288
Roundtrip
found 23 hours ago
Select Delta flight, departing Sun, Dec 7 from Rochester to Seattle, returning Sat, Dec 13, priced at $288 found 23 hours ago
Delta
Thu, Dec 25 - Tue, Jan 6
RST
Rochester
SEA
Seattle
$292 Roundtrip, found 4 days ago
$292
Roundtrip
found 4 days ago
Select Delta flight, departing Thu, Dec 25 from Rochester to Seattle, returning Tue, Jan 6, priced at $292 found 4 days ago
Delta
Mon, Dec 8 - Sat, Dec 13
RST
Rochester
SEA
Seattle
$293 Roundtrip, found 23 hours ago
$293
Roundtrip
found 23 hours ago
Select Delta flight, departing Mon, Dec 8 from Rochester to Seattle, returning Sat, Dec 13, priced at $293 found 23 hours ago
Delta
Thu, Nov 27 - Mon, Dec 8
RST
Rochester
SEA
Seattle
$298 Roundtrip, found 4 days ago
$298
Roundtrip
found 4 days ago
Select Delta flight, departing Thu, Nov 27 from Rochester to Seattle, returning Mon, Dec 8, priced at $298 found 4 days ago
Delta
Wed, Nov 19 - Fri, Dec 5
RST
Rochester
SEA
Seattle
$299 Roundtrip, found 1 day ago
$299
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Nov 19 from Rochester to Seattle, returning Fri, Dec 5, priced at $299 found 1 day ago
Delta
Fri, Dec 5 - Thu, Dec 18
RST
Rochester
SEA
Seattle
$303 Roundtrip, found 4 days ago
$303
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Dec 5 from Rochester to Seattle, returning Thu, Dec 18, priced at $303 found 4 days ago
United
Mon, Sep 7 - Fri, Sep 11
RST
Rochester
SEA
Seattle
$649 Roundtrip, found 4 days ago
$649
Roundtrip
found 4 days ago
Select United flight, departing Mon, Sep 7 from Rochester to Seattle, returning Fri, Sep 11, priced at $649 found 4 days ago

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 $317
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $317
Flights from Rochester (RST) to Seattle (SEA)
Origin airport
Rochester Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
American Airlines, Delta
Roundtrip price
$258
Distance
1450 mi

Rochester to Seattle Flights

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

 

The best time to book a flight from Rochester to Seattle

Sunday is one of the best days to book for cheap flights from Rochester 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 Rochester 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 Rochester to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $153 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 Rochester 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 Rochester 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.

 

Frequently asked questions

How much does a flight from Rochester Intl. Airport (RST) to Seattle - Tacoma Intl. Airport (SEA) cost?
Grab a cheap one-way flight from $153 or cheap return flight from $258 from Rochester Intl. Airport (RST) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Rochester Intl. Airport (RST) to Seattle - Tacoma Intl. Airport (SEA)?
Traveling in December can help you save, as it's the cheapest month for flights between RST and SEA. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Rochester Intl. Airport (RST) to Seattle - Tacoma Intl. Airport (SEA)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from RST to SEA. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Rochester Intl. Airport (RST) to Seattle - Tacoma Intl. Airport (SEA)?
Direct flights from Rochester Intl. Airport (RST) to Seattle - Tacoma Intl. Airport (SEA) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from RST to SEA?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* But this can change depending on the time of year, airline 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 Rochester Intl. Airport (RST) to Seattle - Tacoma Intl. Airport (SEA)?
To avoid potential delays on the Rochester Intl. Airport (RST) to Seattle - Tacoma Intl. Airport (SEA) route, fly before 3 PM. Later flights have a 22% higher chance of cancellation.**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 Rochester Intl. Airport (RST) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Last-minute bookings from RST to SEA are usually more expensive. To secure the cheapest rates, start searching for flights ahead of time. That being said, if you're flexible with your travel plans, you may find a cheap fare right before your journey.
Is it cheaper to book a RST to SEA flight and hotel package?
Opting for a RST to SEA flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Pick from our wide range of accommodations and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Rochester Intl. Airport (RST) to Seattle - Tacoma Intl. Airport (SEA)?
It's generally possible to reschedule or cancel your RST to SEA flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.