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United Flights from BOS to SEA

Travelocity is proud to offer some of the lowest fares on United flights from Boston to Seattle. With our low price guarantee and free 24 hour cancellation, you can book that flight to SEA with confidence today. Choose from some of the best days to fly with our flexible booking calendar and you’ll save even more money on your journey from BOS to SEA. Whether you’re on the way to a well-deserved vacation or just flying for business, take advantage of these airfare deals today and go and smell the roses!


Carrier Flight Depart BOS Arrive SEA Sun
9/22
Mon
9/23
Tue
9/24
Wed
9/25
Thu
9/26
Fri
9/27
Sat
9/28
Stops
UA 619 01:55 pm 09:07 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 1 stop(s)
UA 351 03:55 pm 01:14 am Check fare Check fare Check fare Check fare Check fare Check fare - 1 stop(s)





FAQs about United Airlines Flights from BOS to SEA

What terminal is United Airlines at Boston, MA Airport (BOS-Logan Intl.)?

Nothing matches the feeling of getting your hands on your boarding pass when you're about to wander the world. If you're traveling with United Airlines from Boston, MA Airport (BOS-Logan Intl.) to Seattle, WA Airport (SEA-Seattle - Tacoma Intl.), you'll be able to check exactly which terminal you'll be taking off from and which one you'll be stopping at.

Are there United Airlines non-stop flights from BOS to SEA?

Unfortunately, there are no direct flights between Boston, MA Airport (BOS-Logan Intl.) and Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) with United Airlines. Prepare to make a stopover if you have to stick to this route and airline.

How long is an United Airlines flight from BOS to SEA?

Indulge in some in-flight shut-eye and touch down at your destination feeling relaxed. You'll have time to do so when traveling with United Airlines between Boston, MA Airport (BOS-Logan Intl.) and Seattle, WA Airport (SEA-Seattle - Tacoma Intl.), with the flight taking around 9 hours and 6 minutes.

What type of aircraft does United Airlines fly from BOS to SEA?

When traveling between BOS and SEA, you can expect to board the Boeing757-200 until your layover in Los Angeles, CA Airport (LAX-Los Angeles Intl.), the most popular stopover city. The final leg is usually serviced by the Boeing737-900.

How many flights does United Airlines fly from BOS to SEA?

If you need to lock in a jaunt from BOS to SEA, you can pick from approximately 7 United Airlines flights every day.

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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Travelocity users over the 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Travelocity. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.