Flights from Barcelona to San Diego from 797€ *

Promotion Code

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from Barcelona (BCN) to San Diego (SAN)

Apr 2026
From797€ *
Viewed: 11 hours ago
RoundTrip|Economy
May 2026
From797€ *
Viewed: 11 hours ago
RoundTrip|Economy
Jun 2026
From814€ *
Viewed: 11 hours ago
RoundTrip|Economy
797€
1.3K€
Displaying fares for April-2026
  • 17

    Fr

    APR

  • 18

    Sa

  • 19

    Su

  • 20

    Mo

  • 21

    Tu

  • 22

    We

  • 23

    Th

  • 24

    Fr

  • 25

    Sa

  • 26

    Su

  • 27

    Mo

  • 28

    Tu

  • 29

    We

  • 30

    Th

  • 01

    Fr

    MAY

  • 02

    Sa

  • 03

    Su

  • 04

    Mo

  • 05

    Tu

  • 06

    We

  • 07

    Th

  • 08

    Fr

  • 09

    Sa

  • 10

    Su

  • 11

    Mo

  • 12

    Tu

  • 13

    We

  • 14

    Th

  • 15

    Fr

  • 16

    Sa

    • Range797€ -1.306€

    *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 Diego (SAN) flights

    €
    keyboard_arrow_down
    More United deals on Barcelona (BCN) to San Diego (SAN) flights
    From
    To
    Fare Type
    Dates
    Price
    Barcelona (BCN)San Diego (SAN)Roundtrip
    |
    Economy    		30/04/2026 - 04/05/2026

    from

    797€ 

    Viewed: 11 hours ago

    Barcelona (BCN)San Diego (SAN)Roundtrip
    |
    Economy    		02/05/2026 - 06/05/2026

    from

    797€ 

    Viewed: 11 hours ago

    Barcelona (BCN)San Diego (SAN)Roundtrip
    |
    Economy    		08/05/2026 - 12/05/2026

    from

    797€ 

    Viewed: 11 hours ago

    Barcelona (BCN)San Diego (SAN)Roundtrip
    |
    Economy    		01/05/2026 - 08/05/2026

    from

    797€ 

    Viewed: 11 hours ago

    Barcelona (BCN)San Diego (SAN)Roundtrip
    |
    Economy    		04/05/2026 - 11/05/2026

    from

    797€ 

    Viewed: 11 hours ago

    Barcelona (BCN)San Diego (SAN)Roundtrip
    |
    Economy    		05/05/2026 - 12/05/2026

    from

    797€ 

    Viewed: 11 hours ago

    Barcelona (BCN)San Diego (SAN)Roundtrip
    |
    Economy    		18/05/2026 - 01/06/2026

    from

    797€ 

    Viewed: 11 hours ago

    Barcelona (BCN)San Diego (SAN)Roundtrip
    |
    Economy    		30/04/2026 - 07/05/2026

    from

    797€ 

    Viewed: 11 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