Cheap Flights from Boston to Seattle (BOS to SEA)

Trade historic coastal charm in Boston for the iconic Pacific Northwest beauty of Seattle. Globitude Travels makes booking your flight from Boston Logan International Airport (BOS) to Seattle-Tacoma International Airport (SEA) effortless. Compare low fares across top carriers and secure your coast-to-coast getaway today with our expert travel assistance.

📞 Call 1-856-513-6369

Flying from Boston to Seattle

Traveling from Boston to Seattle connects two distinct coastal hubs across the country. Departing from Boston Logan International Airport (BOS), you will arrive at Seattle-Tacoma International Airport (SEA). Major carriers including JetBlue, Delta Air Lines, Southwest, United Airlines, and American Airlines offer convenient service along this route.

Once in Seattle, prepare for a mild maritime climate and a thriving culinary scene famous for fresh Pacific seafood and artisanal coffee. Explore vibrant neighborhoods like Capitol Hill, Ballard, and the historic Pike Place Market. Whether visiting for business or leisure, booking with Globitude Travels ensures a smooth journey from start to finish.

Money-saving tips for this route

Book your flight at least three to four weeks in advance to capture the best Economy rates on carriers like JetBlue and Delta.
Consider flying on a Tuesday or Wednesday to take advantage of lower weekday fares between Boston and Seattle.
Check baggage policies for your selected carrier to avoid unexpected carry-on or checked bag fees.
Set up price notifications with Globitude Travels to monitor fare drops for the BOS to SEA route.

Frequently asked questions

Which airlines fly from Boston (BOS) to Seattle (SEA)?

Globitude Travels offers competitive Economy fares on JetBlue, Delta Air Lines, Southwest, United Airlines, and American Airlines for flights from Boston to Seattle.

What airports serve this route?

Flights depart from Boston Logan International Airport (BOS) in Massachusetts and land at Seattle-Tacoma International Airport (SEA) in Washington.

What is generally the cheapest month to book flights from Boston to Seattle?

Winter months, particularly January and February, generally offer the lowest airfares on this route, excluding the major holiday travel periods.

Are there direct flights from Boston to Seattle?

Yes, both non-stop flights and connecting options are available on this route depending on the airline and daily schedules.

Can I book my flight from Boston to Seattle by phone?

Yes, you can call Globitude Travels directly to speak with a travel agent who can assist with booking your flight and finding preferred fares.

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Why book with Globitude Travels

💸 Transparent pricing
The fare you see is all-inclusive — taxes and fees shown before you pay, never after.

🤝 Real travel experts
Every booking is reviewed by our team, and phone-only vendor deals can beat any online price.

🎧 24/7 human support
Before, during and after your trip — changes, cancellations and special requests handled by people.

🔒 Secure checkout
Encrypted payment, verified confirmation emails, and your PNR delivered as soon as the airline issues it.

Globitude Travels is an independent travel agency — call 1-856-513-6369 or use the search above to compare live fares on this route. See our terms, privacy policy, refund policy and service fees for full details, or contact us any time.

Page updated August 19, 2026 · fare data refreshed automatically from live flight searches.