Flights from Barcelona to San Juan from 672€ *

Promotion Code

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from Barcelona (BCN) to San Juan (SJU)

Mar 2026
From1.130€ *
Viewed: 5 hours ago
RoundTrip|Economy
Apr 2026
From672€ *
Viewed: 5 hours ago
RoundTrip|Economy
May 2026
From672€ *
Viewed: 5 hours ago
RoundTrip|Economy
672€
1.3K€
Displaying fares for March-2026
  • 26

    Th

    MAR

  • 27

    Fr

  • 28

    Sa

  • 29

    Su

  • 30

    Mo

  • 31

    Tu

  • 01

    We

    APR

  • 02

    Th

  • 03

    Fr

  • 04

    Sa

  • 05

    Su

  • 06

    Mo

  • 07

    Tu

  • 08

    We

  • 09

    Th

  • 10

    Fr

  • 11

    Sa

  • 12

    Su

  • 13

    Mo

  • 14

    Tu

  • 15

    We

  • 16

    Th

  • 17

    Fr

  • 18

    Sa

  • 19

    Su

  • 20

    Mo

  • 21

    Tu

  • 22

    We

  • 23

    Th

  • 24

    Fr

  • 25

    Sa

    • Range672€ -1.345€

    *Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

    More United deals on Barcelona (BCN) to San Juan (SJU) flights

    €
    keyboard_arrow_down
    More United deals on Barcelona (BCN) to San Juan (SJU) flights
    From
    To
    Fare Type
    Dates
    Price
    Barcelona (BCN)San Juan (SJU)Roundtrip
    |
    Economy    		07/05/2026 - 14/05/2026

    from

    672€ 

    Viewed: 5 hours ago

    Barcelona (BCN)San Juan (SJU)Roundtrip
    |
    Economy    		09/04/2026 - 13/04/2026

    from

    672€ 

    Viewed: 5 hours ago

    Barcelona (BCN)San Juan (SJU)Roundtrip
    |
    Economy    		15/04/2026 - 19/04/2026

    from

    672€ 

    Viewed: 5 hours ago

    Barcelona (BCN)San Juan (SJU)Roundtrip
    |
    Economy    		23/04/2026 - 27/04/2026

    from

    672€ 

    Viewed: 5 hours ago

    Barcelona (BCN)San Juan (SJU)Roundtrip
    |
    Economy    		09/04/2026 - 16/04/2026

    from

    672€ 

    Viewed: 5 hours ago

    Barcelona (BCN)San Juan (SJU)Roundtrip
    |
    Economy    		23/04/2026 - 30/04/2026

    from

    672€ 

    Viewed: 5 hours ago

    Barcelona (BCN)San Juan (SJU)Roundtrip
    |
    Economy    		27/04/2026 - 11/05/2026

    from

    672€ 

    Viewed: 5 hours ago

    Barcelona (BCN)San Juan (SJU)Roundtrip
    |
    Economy    		30/04/2026 - 14/05/2026

    from

    672€ 

    Viewed: 5 hours ago

    *Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

    Explore United Airlines's Top-Pick Destinations

    Explore more United flights