$367 Cheap United flights Quito (UIO) to San Diego (SAN)

View $367 flight on Fri, Nov 14, 2025Opens in a new window
    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

$367 Cheap United flights Quito (UIO) to San Diego (SAN)

Prices were available within the past 7 days and start at $367 for one-way flights and $476 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Oct 30 - Fri, Nov 14
UIO
Quito
SAN
San Diego
$476 Roundtrip, found 3 days ago
$476
Roundtrip
found 3 days ago
Select United flight, departing Thu, Oct 30 from Quito to San Diego, returning Fri, Nov 14, priced at $476 found 3 days ago
United
Thu, Oct 30 - Fri, Nov 14
UIO
Quito
SAN
San Diego
$485 Roundtrip, found 3 days ago
$485
Roundtrip
found 3 days ago
Select United flight, departing Thu, Oct 30 from Quito to San Diego, returning Fri, Nov 14, priced at $485 found 3 days ago
United
Thu, Oct 30 - Fri, Nov 14
UIO
Quito
SAN
San Diego
$518 Roundtrip, found 3 days ago
$518
Roundtrip
found 3 days ago
Select United flight, departing Thu, Oct 30 from Quito to San Diego, returning Fri, Nov 14, priced at $518 found 3 days ago
United
Tue, Nov 25 - Thu, Dec 4
UIO
Quito
SAN
San Diego
$548 Roundtrip, found 3 days ago
$548
Roundtrip
found 3 days ago
Select United flight, departing Tue, Nov 25 from Quito to San Diego, returning Thu, Dec 4, priced at $548 found 3 days ago
United
Thu, Oct 30 - Fri, Nov 14
UIO
Quito
SAN
San Diego
$565 Roundtrip, found 3 days ago
$565
Roundtrip
found 3 days ago
Select United flight, departing Thu, Oct 30 from Quito to San Diego, returning Fri, Nov 14, priced at $565 found 3 days ago
United
Thu, Nov 27 - Sat, Dec 6
UIO
Quito
SAN
San Diego
$587 Roundtrip, found 3 days ago
$587
Roundtrip
found 3 days ago
Select United flight, departing Thu, Nov 27 from Quito to San Diego, returning Sat, Dec 6, priced at $587 found 3 days ago
United
Thu, Oct 30 - Fri, Nov 14
UIO
Quito
SAN
San Diego
$596 Roundtrip, found 3 days ago
$596
Roundtrip
found 3 days ago
Select United flight, departing Thu, Oct 30 from Quito to San Diego, returning Fri, Nov 14, priced at $596 found 3 days ago
United
Thu, Nov 27 - Sat, Dec 6
UIO
Quito
SAN
San Diego
$600 Roundtrip, found 3 days ago
$600
Roundtrip
found 3 days ago
Select United flight, departing Thu, Nov 27 from Quito to San Diego, returning Sat, Dec 6, priced at $600 found 3 days ago
Flights from Quito (UIO) to San Diego (SAN)
Origin airport
Mariscal Sucre Intl.
Destination airport
San Diego Intl.
Airlines serving
Air Canada, American Airlines, Copa, Delta, LATAM Airlines Group, United
Popular airline
LATAM Airlines Group
Distance
3395 mi

Explore a world of travel with Expedia

*Available to One Key members.