JetBlue Airways Flight B6398 Deals & Information (2025/2026)

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JetBlue Airways Flight 398 Route Deals From $111

The cheapest prices found with in the last 7 days for return flights were $217 and $111 for one-way flights to Logan Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Oct 14 - Tue, Oct 21
SEA
Seattle - Tacoma Intl.
BOS
Logan Intl.
$217 Roundtrip, just found
$217
Roundtrip
just found
Select JetBlue Airways flight, departing Tue, Oct 14 from Seattle - Tacoma Intl. to Logan Intl., returning Tue, Oct 21, priced at $217 just found
Mon, Sep 29 - Tue, Oct 7
SEA
Seattle - Tacoma Intl.
BOS
Logan Intl.
$231 Roundtrip, just found
$231
Roundtrip
just found
Select JetBlue Airways flight, departing Mon, Sep 29 from Seattle - Tacoma Intl. to Logan Intl., returning Tue, Oct 7, priced at $231 just found