$126 Cheap Delta flights Rochester (ROC) to Seattle (SEA)

Set the “Price (lowest to highest)” filter on Expedia to find cheap Delta Air Lines return flights from $268 from ROC to SEA. Affordable one-way fares from $126 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Delta Air Lines flights to Seattle are often cheaper in the low-season months of January and February. Whether you’re in search of a one-way or round-trip ticket, you could score a better deal then.

Search for cheap Delta Air Lines flights from Greater Rochester Intl. Airport (ROC) to Seattle - Tacoma Intl. Airport (SEA) one to three months before your departure date. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare type and journey, the ideal day to book a domestic flight is generally Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Click on the “Nonstop” filter when looking for direct Delta Air Lines flights from ROC to SEA. You can also compare other carriers offering the same nonstop journey.

To find the earliest departures from ROC to SEA with Delta Air Lines, sort your results by “Morning” and “Early Morning.” Choosing an early flight generally means cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Delta Air Lines flights from Greater Rochester Intl. Airport (ROC) to Seattle touch down at Seattle - Tacoma Intl. Airport (SEA). This is the main gateway here.

Offering an excellent in-flight experience and a rewarding loyalty program, Delta Air Lines is a popular option for many travelers heading from ROC to SEA. What’s more, if you’re a Delta SkyMiles and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which you can put toward future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the type of fare you purchased, a fee may apply if you cancel or change your flight more than 24 hours after it’s confirmed. To find flexible fares, select our “Changes included” and “No cancel fee” boxes while searching for flights. For more details on modifying or canceling your reservation, visit “Trips,” select your flight and tick “Manage Booking.”