Flight deal radar · BOS

Cheap flights from Boston

Boston Logan (BOS) · 5 tracked routes · Updated April 2026.

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Tracked deals from BOS

BOS → San Juan

FROM $180

Puerto Rico · Best months: Year-round

JetBlue keeps this BOS-SJU route aggressively priced.

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BOS → Reykjavík

FROM $320

Iceland · Best months: Jan–Mar

Icelandair's cheapest US gateway.

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BOS → Dublin

FROM $390

Ireland · Best months: Jan–Mar

Aer Lingus runs famously cheap BOS-DUB direct flights.

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BOS → London

FROM $450

United Kingdom · Best months: Jan–Feb

BA and Delta compete fiercely — sub-$500 is a regular sight.

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BOS → Rome

FROM $540

Italy · Best months: Oct–Nov

ITA Airways direct runs specials in autumn shoulder season.

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Fares shown are typical historical lows. Click through for real-time Expedia pricing. destination.com earns affiliate revenue from Expedia bookings; all recommendations are editorial.