Cheap flights from Sidney to San Diego

Popular airlines from Sidney to San Diego

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Sidney (GDV) to San Diego (SAN)

Prices were available within the past 7 days and start at for one-way flights and CA $570 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cape Air
Tue, Aug. 19 - Sun, Aug. 31
SDY
Sidney
SAN
San Diego
CA $570 Roundtrip, found 1 day ago
CA $570
Roundtrip
found 1 day ago
Select Cape Air flight, departing Tue, Aug. 19 from Sidney to San Diego, returning Sun, Aug. 31, priced at CA $570 found 1 day ago
Cape Air
Thu, Aug. 21 - Sat, Aug. 30
SDY
Sidney
SAN
San Diego
CA $571 Roundtrip, found 1 day ago
CA $571
Roundtrip
found 1 day ago
Select Cape Air flight, departing Thu, Aug. 21 from Sidney to San Diego, returning Sat, Aug. 30, priced at CA $571 found 1 day ago
Cape Air
Sat, Nov. 8 - Thu, Nov. 27
SDY
Sidney
SAN
San Diego
CA $575 Roundtrip, found 1 day ago
CA $575
Roundtrip
found 1 day ago
Select Cape Air flight, departing Sat, Nov. 8 from Sidney to San Diego, returning Thu, Nov. 27, priced at CA $575 found 1 day ago
Cape Air
Thu, Aug. 21 - Wed, Sep. 3
SDY
Sidney
SAN
San Diego
CA $578 Roundtrip, found 1 day ago
CA $578
Roundtrip
found 1 day ago
Select Cape Air flight, departing Thu, Aug. 21 from Sidney to San Diego, returning Wed, Sep. 3, priced at CA $578 found 1 day ago
Cape Air
Sat, Oct. 4 - Mon, Oct. 6
SDY
Sidney
SAN
San Diego
CA $579 Roundtrip, found 1 day ago
CA $579
Roundtrip
found 1 day ago
Select Cape Air flight, departing Sat, Oct. 4 from Sidney to San Diego, returning Mon, Oct. 6, priced at CA $579 found 1 day ago
Cape Air
Sat, Aug. 30 - Tue, Sep. 16
SDY
Sidney
SAN
San Diego
CA $582 Roundtrip, found 1 day ago
CA $582
Roundtrip
found 1 day ago
Select Cape Air flight, departing Sat, Aug. 30 from Sidney to San Diego, returning Tue, Sep. 16, priced at CA $582 found 1 day ago
Cape Air
Sat, Nov. 8 - Sat, Nov. 22
SDY
Sidney
SAN
San Diego
CA $585 Roundtrip, found 1 day ago
CA $585
Roundtrip
found 1 day ago
Select Cape Air flight, departing Sat, Nov. 8 from Sidney to San Diego, returning Sat, Nov. 22, priced at CA $585 found 1 day ago
Cape Air
Sat, Aug. 30 - Sat, Sep. 13
SDY
Sidney
SAN
San Diego
CA $586 Roundtrip, found 1 day ago
CA $586
Roundtrip
found 1 day ago
Select Cape Air flight, departing Sat, Aug. 30 from Sidney to San Diego, returning Sat, Sep. 13, priced at CA $586 found 1 day ago
Cape Air
Tue, Sep. 9 - Tue, Sep. 23
SDY
Sidney
SAN
San Diego
CA $588 Roundtrip, found 1 day ago
CA $588
Roundtrip
found 1 day ago
Select Cape Air flight, departing Tue, Sep. 9 from Sidney to San Diego, returning Tue, Sep. 23, priced at CA $588 found 1 day ago
Cape Air
Sat, Oct. 4 - Tue, Oct. 7
SDY
Sidney
SAN
San Diego
CA $590 Roundtrip, found 1 day ago
CA $590
Roundtrip
found 1 day ago
Select Cape Air flight, departing Sat, Oct. 4 from Sidney to San Diego, returning Tue, Oct. 7, priced at CA $590 found 1 day ago
Cape Air
Mon, Sep. 29 - Sat, Oct. 11
SDY
Sidney
SAN
San Diego
CA $591 Roundtrip, found 1 day ago
CA $591
Roundtrip
found 1 day ago
Select Cape Air flight, departing Mon, Sep. 29 from Sidney to San Diego, returning Sat, Oct. 11, priced at CA $591 found 1 day ago
Cape Air
Fri, Sep. 5 - Tue, Sep. 23
SDY
Sidney
SAN
San Diego
CA $593 Roundtrip, found 1 day ago
CA $593
Roundtrip
found 1 day ago
Select Cape Air flight, departing Fri, Sep. 5 from Sidney to San Diego, returning Tue, Sep. 23, priced at CA $593 found 1 day ago
*Available to Expedia members.