Cheap flights from Copenhagen to Boston from £297

In general, April is the cheapest month to fly from Copenhagen to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £418. The month of November is another great option to travel to Boston, with average flight prices from Copenhagen averaging around £430.

Fly from Kastrup Copenhagen to Boston Logan Intl for the best Kastrup Copenhagen - Boston Logan Intl flight prices

You are more likely to see cheaper flights to Boston from Copenhagen when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around £502 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Copenhagen for as low as £452 on momondo.

There are 2 cabin classes available to choose from on Copenhagen to Boston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Copenhagen to Boston.

As of September 2026, prices for Copenhagen to Boston flights are approximately 3% cheaper when compared to flights at the same time last year.

Historically, on average around 5% of flights between Copenhagen and Boston have experienced a delay on any given week. The average delay length over the past 12 months has been 129 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Friday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, Scandinavian Airlines have had the fewest delays on this route over the last 12 months, with about 5% of their flights experiencing any sort of delay.

Reykjavik (KEF) was the most common stop: 80% of momondo users choosing one-stop flights on this route connected there.

Flights via Frankfurt am Main (FRA) offer the lowest average return price of £677.

Flights connecting via Frankfurt am Main (FRA) have the shortest average one-way travel time: 11h 30m.

Frankfurt am Main (FRA) has the shortest average stopover time for this route: 1h 35m.

The number of flights available between Copenhagen and Boston is 3 per day as of September 2026. The most frequent departure time is 13:00, with 100% of daily flights leaving in the afternoon.

The number of flights available between Copenhagen and Boston is 21 per week as of September 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.