Flights from Copenhagen to Boston

The cheapest round-trip from Copenhagen to Boston is about 483 EUR, usually in December 2026; June 2026 is priciest, so booking the low month saves around 120 EUR (~20%). Typical fare ~500 EUR, from 330 priced fares. Flightmussy live data, updated 2026-06-14.

Cheap flights from Copenhagen (CPH) 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.

Fare insights: Copenhagen to Boston

Cheapest round-trip seen: 483 EUR, usually around December 2026. Typical fare ~500 EUR. Across the year prices range roughly 483–603 EUR — about 20% cheaper in the low season than the peak (June 2026).

Based on Flightmussy's live 12-month fare data; prices last updated 2026-06-14. Prices change constantly — search live for current fares.

Cheapest fare by month: Copenhagen to Boston

The lowest round-trip fare we found for each month over the coming year — low season versus peak at a glance. December 2026 is cheapest; June 2026 is priciest.

Jun 2026603 EUR
Jul 2026576 EUR
Aug 2026495 EUR
Sep 2026496 EUR
Oct 2026500 EUR
Nov 2026500 EUR
Dec 2026483 EUR
Jan 2027483 EUR
Feb 2027507 EUR
Mar 2027507 EUR
Apr 2027483 EUR
May 2027512 EUR

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Frequently asked questions

What is the cheapest month to fly from Copenhagen to Boston?
The cheapest round-trip fares from Copenhagen to Boston start around 483 EUR and are typically lowest in December 2026; June 2026 is the most expensive. Fares swing about 20% across the year. (Flightmussy live data, updated 2026-06-14.)
How much does a flight from Copenhagen to Boston typically cost?
Typical round-trip is ~500 EUR; across the year fares run 483–603 EUR, cheapest 483 EUR in December 2026. Based on 330 priced fares, updated 2026-06-14.
How much can I save flying Copenhagen to Boston in the cheapest month?
Booking the December 2026 low instead of the June 2026 peak saves about 120 EUR (~20%) per round-trip. Updated 2026-06-14.
Which airlines fly from Copenhagen to Boston?
Flightmussy compares every carrier serving Copenhagen → Boston, including budget airlines like Ryanair, easyJet, Wizz Air and AirAsia that Google Flights often deprioritises.
Do I need to sign up to search flights from Copenhagen to Boston?
No. Flightmussy is free and requires no account, no email, and no credit card. Search, compare, and click through to book directly with the airline or booking partner.

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About Flightmussy

Flightmussy is a free, independent flight search for travellers anywhere in the world. No signup, no ads, no tracking — email is optional, only for route price alerts. Compare fares across every airline and see 12 months of prices at a glance, including the low-cost carriers Google Flights often buries. Book directly with the airline or a trusted partner — we never add a markup.

Flight price data & research

Flightmussy runs its own 12-month forward fare scans across thousands of routes worldwide and publishes the data openly. Read the cheapest month to fly almost anywhere → — a global study of when fares are lowest — or browse the cheapest destinations from a city:

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