Flights BOS → SEA

Curated weekend trips for the next few weeks. Prices are estimates until you verify.

Outbound partner clickouts are enabled only for deals updated in the last 72h.

ToolsBest dates calendar Date grid Direct flights Dates → destinations Under CHF 100

Quick summary

Looking for a quick escape? This route is currently showing direct options. Typical outbound flight time is about 3h. Common windows are ~6 nights. Best current pick is around USD 190.

More deals from BOS Origin stats Best month to go Under CHF 100

2026-06-29 → 2026-07-05

Direct • 3h

[Out: Mon 11:10 → Mon 14:10 • 3h] — [Stay: 6d 5h] — [Back: Sun 18:45 → Sun 21:45 • 3h]

Source: Aviasales (cached) • Inserted 2026-06-07 · Sun 06:00 • Synced 2026-06-07 · Sun 19:00

Est. USD 190

Updated ~13h agoExpires in ~1d

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Price may differ at booking.

2026-06-29 → 2026-07-05

Direct • 5h 56m

[Out: Mon 11:10 → Mon 17:06 • 5h 56m] — [Stay: 6d 2h] — [Back: Sun 18:45 → Mon 24:42 • 5h 57m]

Source: Aviasales (cached) • Inserted 2026-06-07 · Sun 01:00 • Cached since 2026-06-07 · Sun 24:29 • Synced 2026-06-07 · Sun 19:00

Est. USD 190

Cached ~18h agoExpires in ~1d

View deal Check availability (partner)

Price may differ at booking.

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