Cheapest return flights from Boston to Barcelona in April from $365

AirHint found the following cheapest return flights from Boston (BOS) to Barcelona (BCN) in April 2026 (see full year).

Return flights

19 Apr - 23 Apr Icelandair
27 Apr - 30 Apr LEVEL direct
10 Apr - 20 Apr LEVEL direct
10 Apr - 13 Apr LEVEL direct
08 Apr - 14 Apr LEVEL direct
25 Apr - 30 Apr LEVEL direct
28 Apr - 05 May LEVEL direct
29 Apr - 05 May LEVEL direct
02 Apr - 08 Apr LEVEL direct
08 Apr - 11 Apr Iberia direct
11 Apr - 14 Apr Iberia direct
28 Apr - 01 May Iberia direct
06 Apr - 09 Apr Iberia direct
29 Apr - 03 May Scandinavian Airlines
28 Apr - 03 May Scandinavian Airlines
30 Apr - 10 May Scandinavian Airlines
30 Apr - 07 May Scandinavian Airlines
30 Apr - 07 May LEVEL direct
30 Apr - 13 May TAP
29 Apr - 02 May Iberia direct

Also check the deals for one-way flights from Boston to Barcelona in April.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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