Seattle To Boston Flights — from €144
Compare cheap flights from Seattle 🇺🇸 to Boston 🇺🇸. Real prices, daily refreshed from Aviasales.
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Other ways travelers describe this route — we cover all of them on this page:
🏨 Search Hotels in Boston — Compare 100+ booking sites
🚗 Rent a Car in Boston — 800+ rental brands worldwide
🚙 Local Car Rental — Owner-operated fleets
🎧 Self-Guided Audio Tours of Boston
🎫 Skip-the-Line Tickets
🚕 Airport Transfer
🛡️ Travel Insurance from $4/day
📱 Get an eSIM (code FALLY20)
✈️ Flight Delayed? Claim up to €600
Seattle → Barcelona Seattle → Madrid Seattle → Malaga Seattle → Valencia Seattle → Seville Seattle → Ibiza Seattle → Mallorca Seattle → Tenerife Seattle → Gran Canaria Seattle → Lanzarote Seattle → Bilbao Seattle → Granada Seattle → Lisbon Seattle → Porto Seattle → Faro Seattle → Madeira Seattle → Rome Seattle → Milan Seattle → Venice Seattle → Florence Seattle → Naples Seattle → Palermo Seattle → Catania Seattle → Bologna Seattle → Bari Seattle → Verona Seattle → Pisa Seattle → Sardinia Seattle → Paris Seattle → Nice
London → Boston Paris → Boston Amsterdam → Boston Brussels → Boston Frankfurt → Boston Munich → Boston Berlin → Boston Hamburg → Boston Zurich → Boston Geneva → Boston Vienna → Boston Dublin → Boston Madrid → Boston Barcelona → Boston Lisbon → Boston Porto → Boston Rome → Boston Milan → Boston Naples → Boston Athens → Boston Copenhagen → Boston Stockholm → Boston Oslo → Boston Helsinki → Boston Reykjavik → Boston Warsaw → Boston Krakow → Boston Prague → Boston Budapest → Boston Bucharest → Boston
Updated 2026-04-14 · Real-time travel data · Affiliate disclosure: this page contains affiliate links — we earn a commission if you book.