The cheapest round-trip from Edinburgh to Boston is about 452 EUR, usually in September 2026; June 2026 is priciest, so booking the low month saves around 124 EUR (~21%). Typical fare ~556 EUR, from 242 priced fares. Flightmussy live data, updated 2026-06-05.
Cheap flights from Edinburgh (EDI) to Boston (BOS). Free, no signup, no ads, no tracking. Compare every airline across 12 months of fares on one heatmap — including low-cost carriers Google Flights often deprioritises.
Cheapest round-trip seen: 452 EUR, usually around September 2026. Typical fare ~556 EUR. Across the year prices range roughly 452–576 EUR — about 21% cheaper in the low season than the peak (June 2026). Carriers on this route include LEVEL, American, United, British Airways.
Based on Flightmussy's live 12-month fare data; prices last updated 2026-06-05. Prices change constantly — search live for current fares.
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