San Juan to Eugene flights in December 2026

Saved fares include round trips from $655 and one-way flights from $355 for one adult in economy. Fare observations: October 29, 2026.

Departure airports: San Juan (SJU). Destination: Eugene (EUG).

SJU → EUG · December 2026 · One adult in economy

Travel dates Airline Stops Total (USD)
Dec 1, 2026 · One way Southwest Airlines Up to 2 stops each way $355
Dec 1, 2026 · One way United Airlines Up to 2 stops each way $395
Dec 1, 2026 – Dec 4, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $655
Dec 1, 2026 – Dec 4, 2026 · 3 nights United Airlines Up to 2 stops each way $725
Dec 1, 2026 – Dec 8, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $655
Dec 1, 2026 – Dec 8, 2026 · 7 nights United Airlines Up to 2 stops each way $725
Dec 2, 2026 · One way Southwest Airlines Up to 2 stops each way $355
Dec 2, 2026 · One way United Airlines Up to 2 stops each way $395
Dec 2, 2026 – Dec 5, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $655
Dec 2, 2026 – Dec 5, 2026 · 3 nights United Airlines Up to 2 stops each way $725
Dec 2, 2026 – Dec 9, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $655
Dec 2, 2026 – Dec 9, 2026 · 7 nights United Airlines Up to 2 stops each way $725
Dec 3, 2026 · One way Southwest Airlines Up to 2 stops each way $355
Dec 3, 2026 · One way United Airlines Up to 2 stops each way $395
Dec 3, 2026 – Dec 6, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $655
Dec 3, 2026 – Dec 6, 2026 · 3 nights United Airlines Up to 2 stops each way $725
Dec 3, 2026 – Dec 10, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $655
Dec 3, 2026 – Dec 10, 2026 · 7 nights United Airlines Up to 2 stops each way $725
Dec 4, 2026 · One way Southwest Airlines Up to 2 stops each way $355
Dec 4, 2026 · One way United Airlines Up to 2 stops each way $395
Dec 4, 2026 – Dec 7, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $655
Dec 4, 2026 – Dec 7, 2026 · 3 nights United Airlines Up to 2 stops each way $725
Dec 4, 2026 – Dec 11, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $655
Dec 4, 2026 – Dec 11, 2026 · 7 nights United Airlines Up to 2 stops each way $725
Dec 5, 2026 · One way Southwest Airlines Up to 2 stops each way $355
Dec 5, 2026 · One way United Airlines Up to 2 stops each way $395
Dec 5, 2026 – Dec 8, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $655
Dec 5, 2026 – Dec 8, 2026 · 3 nights United Airlines Up to 2 stops each way $725
Dec 5, 2026 – Dec 12, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $655
Dec 5, 2026 – Dec 12, 2026 · 7 nights United Airlines Up to 2 stops each way $725
Dec 6, 2026 · One way Southwest Airlines Up to 2 stops each way $355
Dec 6, 2026 · One way United Airlines Up to 2 stops each way $395
Dec 6, 2026 – Dec 9, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $655
Dec 6, 2026 – Dec 9, 2026 · 3 nights United Airlines Up to 2 stops each way $725
Dec 6, 2026 – Dec 13, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $655
Dec 6, 2026 – Dec 13, 2026 · 7 nights United Airlines Up to 2 stops each way $725
Dec 7, 2026 · One way Southwest Airlines Up to 2 stops each way $355
Dec 7, 2026 · One way United Airlines Up to 2 stops each way $395
Dec 7, 2026 – Dec 10, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $655
Dec 7, 2026 – Dec 10, 2026 · 3 nights United Airlines Up to 2 stops each way $725
Dec 7, 2026 – Dec 14, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $655
Dec 7, 2026 – Dec 14, 2026 · 7 nights United Airlines Up to 2 stops each way $725
Dec 8, 2026 · One way Southwest Airlines Up to 2 stops each way $355
Dec 8, 2026 · One way United Airlines Up to 2 stops each way $395
Dec 8, 2026 – Dec 11, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $655
Dec 8, 2026 – Dec 11, 2026 · 3 nights United Airlines Up to 2 stops each way $725
Dec 8, 2026 – Dec 15, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $655
Dec 8, 2026 – Dec 15, 2026 · 7 nights United Airlines Up to 2 stops each way $725
Dec 9, 2026 · One way Southwest Airlines Up to 2 stops each way $355
Dec 9, 2026 · One way United Airlines Up to 2 stops each way $395
Dec 9, 2026 – Dec 12, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $655
Dec 9, 2026 – Dec 12, 2026 · 3 nights United Airlines Up to 2 stops each way $725
Dec 9, 2026 – Dec 16, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $655
Dec 9, 2026 – Dec 16, 2026 · 7 nights United Airlines Up to 2 stops each way $725
Dec 10, 2026 · One way Southwest Airlines Up to 2 stops each way $355
Dec 10, 2026 · One way United Airlines Up to 2 stops each way $395
Dec 10, 2026 – Dec 13, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $655
Dec 10, 2026 – Dec 13, 2026 · 3 nights United Airlines Up to 2 stops each way $725
Dec 10, 2026 – Dec 17, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $655
Dec 10, 2026 – Dec 17, 2026 · 7 nights United Airlines Up to 2 stops each way $725
Dec 11, 2026 · One way Southwest Airlines Up to 2 stops each way $355
Dec 11, 2026 · One way United Airlines Up to 2 stops each way $395
Dec 11, 2026 – Dec 14, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $655
Dec 11, 2026 – Dec 14, 2026 · 3 nights United Airlines Up to 2 stops each way $725
Dec 11, 2026 – Dec 18, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $655
Dec 11, 2026 – Dec 18, 2026 · 7 nights United Airlines Up to 2 stops each way $725
Dec 12, 2026 · One way Southwest Airlines Up to 2 stops each way $355
Dec 12, 2026 · One way United Airlines Up to 2 stops each way $395
Dec 12, 2026 – Dec 15, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $655
Dec 12, 2026 – Dec 15, 2026 · 3 nights United Airlines Up to 2 stops each way $725
Dec 12, 2026 – Dec 19, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $753
Dec 12, 2026 – Dec 19, 2026 · 7 nights United Airlines Up to 2 stops each way $834
Dec 13, 2026 · One way Southwest Airlines Up to 2 stops each way $355
Dec 13, 2026 · One way United Airlines Up to 2 stops each way $395
Dec 13, 2026 – Dec 16, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $655
Dec 13, 2026 – Dec 16, 2026 · 3 nights United Airlines Up to 2 stops each way $725
Dec 13, 2026 – Dec 20, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $753
Dec 13, 2026 – Dec 20, 2026 · 7 nights United Airlines Up to 2 stops each way $834
Dec 14, 2026 · One way Southwest Airlines Up to 2 stops each way $355
Dec 14, 2026 · One way United Airlines Up to 2 stops each way $395
Dec 14, 2026 – Dec 17, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $655
Dec 14, 2026 – Dec 17, 2026 · 3 nights United Airlines Up to 2 stops each way $725
Dec 14, 2026 – Dec 21, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $753
Dec 14, 2026 – Dec 21, 2026 · 7 nights United Airlines Up to 2 stops each way $834
Dec 15, 2026 · One way Southwest Airlines Up to 2 stops each way $355
Dec 15, 2026 · One way United Airlines Up to 2 stops each way $395
Dec 15, 2026 – Dec 18, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $655
Dec 15, 2026 – Dec 18, 2026 · 3 nights United Airlines Up to 2 stops each way $725
Dec 15, 2026 – Dec 22, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $753
Dec 15, 2026 – Dec 22, 2026 · 7 nights United Airlines Up to 2 stops each way $834
Dec 16, 2026 · One way Southwest Airlines Up to 2 stops each way $355
Dec 16, 2026 · One way United Airlines Up to 2 stops each way $395
Dec 16, 2026 – Dec 19, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $753
Dec 16, 2026 – Dec 19, 2026 · 3 nights United Airlines Up to 2 stops each way $834
Dec 16, 2026 – Dec 23, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $753
Dec 16, 2026 – Dec 23, 2026 · 7 nights United Airlines Up to 2 stops each way $834
Dec 17, 2026 · One way Southwest Airlines Up to 2 stops each way $355
Dec 17, 2026 · One way United Airlines Up to 2 stops each way $395
Dec 17, 2026 – Dec 20, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $753
Dec 17, 2026 – Dec 20, 2026 · 3 nights United Airlines Up to 2 stops each way $834
Dec 17, 2026 – Dec 24, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $753
Dec 17, 2026 – Dec 24, 2026 · 7 nights United Airlines Up to 2 stops each way $834
Dec 18, 2026 · One way Southwest Airlines Up to 2 stops each way $355
Dec 18, 2026 · One way United Airlines Up to 2 stops each way $395
Dec 18, 2026 – Dec 21, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $753
Dec 18, 2026 – Dec 21, 2026 · 3 nights United Airlines Up to 2 stops each way $834
Dec 18, 2026 – Dec 25, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $753
Dec 18, 2026 – Dec 25, 2026 · 7 nights United Airlines Up to 2 stops each way $834
Dec 19, 2026 · One way Southwest Airlines Up to 2 stops each way $462
Dec 19, 2026 · One way United Airlines Up to 2 stops each way $514
Dec 19, 2026 – Dec 22, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $852
Dec 19, 2026 – Dec 22, 2026 · 3 nights United Airlines Up to 2 stops each way $943
Dec 19, 2026 – Dec 26, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $852
Dec 19, 2026 – Dec 26, 2026 · 7 nights United Airlines Up to 2 stops each way $943
Dec 20, 2026 · One way Southwest Airlines Up to 2 stops each way $462
Dec 20, 2026 · One way United Airlines Up to 2 stops each way $514
Dec 20, 2026 – Dec 23, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $852
Dec 20, 2026 – Dec 23, 2026 · 3 nights United Airlines Up to 2 stops each way $943
Dec 20, 2026 – Dec 27, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $852
Dec 20, 2026 – Dec 27, 2026 · 7 nights United Airlines Up to 2 stops each way $943
Dec 21, 2026 · One way Southwest Airlines Up to 2 stops each way $462
Dec 21, 2026 · One way United Airlines Up to 2 stops each way $514
Dec 21, 2026 – Dec 24, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $852
Dec 21, 2026 – Dec 24, 2026 · 3 nights United Airlines Up to 2 stops each way $943
Dec 21, 2026 – Dec 28, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $835
Dec 21, 2026 – Dec 28, 2026 · 7 nights United Airlines Up to 2 stops each way $924
Dec 22, 2026 · One way Southwest Airlines Up to 2 stops each way $462
Dec 22, 2026 · One way United Airlines Up to 2 stops each way $514
Dec 22, 2026 – Dec 25, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $852
Dec 22, 2026 – Dec 25, 2026 · 3 nights United Airlines Up to 2 stops each way $943
Dec 22, 2026 – Dec 29, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $835
Dec 22, 2026 – Dec 29, 2026 · 7 nights United Airlines Up to 2 stops each way $924
Dec 23, 2026 · One way Southwest Airlines Up to 2 stops each way $462
Dec 23, 2026 · One way United Airlines Up to 2 stops each way $514
Dec 23, 2026 – Dec 26, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $852
Dec 23, 2026 – Dec 26, 2026 · 3 nights United Airlines Up to 2 stops each way $943
Dec 23, 2026 – Dec 30, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $835
Dec 23, 2026 – Dec 30, 2026 · 7 nights United Airlines Up to 2 stops each way $924
Dec 24, 2026 · One way Southwest Airlines Up to 2 stops each way $462
Dec 24, 2026 · One way United Airlines Up to 2 stops each way $514
Dec 24, 2026 – Dec 27, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $852
Dec 24, 2026 – Dec 27, 2026 · 3 nights United Airlines Up to 2 stops each way $943
Dec 24, 2026 – Dec 31, 2026 · 7 nights Southwest Airlines Up to 2 stops each way $835
Dec 24, 2026 – Dec 31, 2026 · 7 nights United Airlines Up to 2 stops each way $924
Dec 25, 2026 · One way Southwest Airlines Up to 2 stops each way $462
Dec 25, 2026 · One way United Airlines Up to 2 stops each way $514
Dec 25, 2026 – Dec 28, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $835
Dec 25, 2026 – Dec 28, 2026 · 3 nights United Airlines Up to 2 stops each way $924
Dec 25, 2026 – Jan 1, 2027 · 7 nights Southwest Airlines Up to 2 stops each way $835
Dec 25, 2026 – Jan 1, 2027 · 7 nights United Airlines Up to 2 stops each way $924
Dec 26, 2026 · One way Southwest Airlines Up to 2 stops each way $462
Dec 26, 2026 · One way United Airlines Up to 2 stops each way $514
Dec 26, 2026 – Dec 29, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $835
Dec 26, 2026 – Dec 29, 2026 · 3 nights United Airlines Up to 2 stops each way $924
Dec 26, 2026 – Jan 2, 2027 · 7 nights Southwest Airlines Up to 2 stops each way $835
Dec 26, 2026 – Jan 2, 2027 · 7 nights United Airlines Up to 2 stops each way $924
Dec 27, 2026 · One way Southwest Airlines Up to 2 stops each way $462
Dec 27, 2026 · One way United Airlines Up to 2 stops each way $514
Dec 27, 2026 – Dec 30, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $835
Dec 27, 2026 – Dec 30, 2026 · 3 nights United Airlines Up to 2 stops each way $924
Dec 27, 2026 – Jan 3, 2027 · 7 nights Southwest Airlines Up to 2 stops each way $835
Dec 27, 2026 – Jan 3, 2027 · 7 nights United Airlines Up to 2 stops each way $924
Dec 28, 2026 · One way Southwest Airlines Up to 2 stops each way $444
Dec 28, 2026 · One way United Airlines Up to 2 stops each way $494
Dec 28, 2026 – Dec 31, 2026 · 3 nights Southwest Airlines Up to 2 stops each way $819
Dec 28, 2026 – Dec 31, 2026 · 3 nights United Airlines Up to 2 stops each way $906
Dec 28, 2026 – Jan 4, 2027 · 7 nights Southwest Airlines Up to 2 stops each way $819
Dec 28, 2026 – Jan 4, 2027 · 7 nights United Airlines Up to 2 stops each way $906
Dec 29, 2026 · One way Southwest Airlines Up to 2 stops each way $444
Dec 29, 2026 · One way United Airlines Up to 2 stops each way $494
Dec 29, 2026 – Jan 1, 2027 · 3 nights Southwest Airlines Up to 2 stops each way $819
Dec 29, 2026 – Jan 1, 2027 · 3 nights United Airlines Up to 2 stops each way $906
Dec 29, 2026 – Jan 5, 2027 · 7 nights Southwest Airlines Up to 2 stops each way $737
Dec 29, 2026 – Jan 5, 2027 · 7 nights United Airlines Up to 2 stops each way $816
Dec 30, 2026 · One way Southwest Airlines Up to 2 stops each way $444
Dec 30, 2026 · One way United Airlines Up to 2 stops each way $494
Dec 30, 2026 – Jan 2, 2027 · 3 nights Southwest Airlines Up to 2 stops each way $819
Dec 30, 2026 – Jan 2, 2027 · 3 nights United Airlines Up to 2 stops each way $906
Dec 30, 2026 – Jan 6, 2027 · 7 nights Southwest Airlines Up to 2 stops each way $737
Dec 30, 2026 – Jan 6, 2027 · 7 nights United Airlines Up to 2 stops each way $816
Dec 31, 2026 · One way Southwest Airlines Up to 2 stops each way $444
Dec 31, 2026 · One way United Airlines Up to 2 stops each way $494
Dec 31, 2026 – Jan 3, 2027 · 3 nights Southwest Airlines Up to 2 stops each way $819
Dec 31, 2026 – Jan 3, 2027 · 3 nights United Airlines Up to 2 stops each way $906
Dec 31, 2026 – Jan 7, 2027 · 7 nights Southwest Airlines Up to 2 stops each way $737
Dec 31, 2026 – Jan 7, 2027 · 7 nights United Airlines Up to 2 stops each way $816

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