United Flight 1280 Deals & Information (2026/2027)

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United Flight 1280 Route Deals From $258

The cheapest prices found with in the last 7 days for return flights were $410 and $258 for one-way flights to Juan Santamaría Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Jan 25 - Fri, Feb 5
IAH
George Bush Intercontinental
SJO
Juan Santamaría Intl.
$410 Roundtrip, found 4 days ago
$410
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jan 25 from George Bush Intercontinental to Juan Santamaría Intl., returning Fri, Feb 5, priced at $410 found 4 days ago
Mon, Jan 25 - Fri, Feb 5
IAH
George Bush Intercontinental
SJO
Juan Santamaría Intl.
$428 Roundtrip, found 4 days ago
$428
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jan 25 from George Bush Intercontinental to Juan Santamaría Intl., returning Fri, Feb 5, priced at $428 found 4 days ago
Mon, Jan 25 - Fri, Feb 5
IAH
George Bush Intercontinental
SJO
Juan Santamaría Intl.
$471 Roundtrip, found 4 days ago
$471
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jan 25 from George Bush Intercontinental to Juan Santamaría Intl., returning Fri, Feb 5, priced at $471 found 4 days ago
Mon, Jan 25 - Fri, Feb 5
IAH
George Bush Intercontinental
SJO
Juan Santamaría Intl.
$489 Roundtrip, found 4 days ago
$489
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jan 25 from George Bush Intercontinental to Juan Santamaría Intl., returning Fri, Feb 5, priced at $489 found 4 days ago
Thu, Nov 5 - Fri, Nov 6
IAH
George Bush Intercontinental
SJO
Juan Santamaría Intl.
$512 Roundtrip, found 5 days ago
$512
Roundtrip
found 5 days ago
Select United flight, departing Thu, Nov 5 from George Bush Intercontinental to Juan Santamaría Intl., returning Fri, Nov 6, priced at $512 found 5 days ago
Thu, Nov 5 - Fri, Nov 6
IAH
George Bush Intercontinental
SJO
Juan Santamaría Intl.
$530 Roundtrip, found 5 days ago
$530
Roundtrip
found 5 days ago
Select United flight, departing Thu, Nov 5 from George Bush Intercontinental to Juan Santamaría Intl., returning Fri, Nov 6, priced at $530 found 5 days ago
Mon, Nov 9 - Sat, Nov 14
IAH
George Bush Intercontinental
SJO
Juan Santamaría Intl.
$533 Roundtrip, found 4 hours ago
$533
Roundtrip
found 4 hours ago
Select United flight, departing Mon, Nov 9 from George Bush Intercontinental to Juan Santamaría Intl., returning Sat, Nov 14, priced at $533 found 4 hours ago
Mon, Jan 25 - Fri, Feb 5
IAH
George Bush Intercontinental
SJO
Juan Santamaría Intl.
$540 Roundtrip, found 4 days ago
$540
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jan 25 from George Bush Intercontinental to Juan Santamaría Intl., returning Fri, Feb 5, priced at $540 found 4 days ago
Mon, Nov 9 - Sat, Nov 14
IAH
George Bush Intercontinental
SJO
Juan Santamaría Intl.
$543 Roundtrip, found 4 hours ago
$543
Roundtrip
found 4 hours ago
Select United flight, departing Mon, Nov 9 from George Bush Intercontinental to Juan Santamaría Intl., returning Sat, Nov 14, priced at $543 found 4 hours ago
Thu, Jan 7 - Mon, Jan 11
IAH
George Bush Intercontinental
SJO
Juan Santamaría Intl.
$599 Roundtrip, found 1 hour ago
$599
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Jan 7 from George Bush Intercontinental to Juan Santamaría Intl., returning Mon, Jan 11, priced at $599 found 1 hour ago