Ontario International Airport
Ontario, United States
La Aurora International Airport
Guatemala City, Guatemala
$211 USD
-61%$83 USD
Verified Dec 1, 2025 at 6:09 AMMarch 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Good Availability
41% of dates checked are available within 10% of the lowest price
Monday, March 16th, 2026
Outbound Flights
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23h 2m·2 stops
$272 USD
ONTMar 16 18:37
→SFOMar 16 20:10
UA 1665Airbus A320
8h 50m layover·Overnight

SFOMar 17 05:00
→IAHMar 17 10:55
UA 2168Boeing 737MAX 9 Passenger
5h 49m layover

IAHMar 17 16:44
→GUAMar 17 18:39
UA 1902Boeing 737MAX 8 Passenger
23h 2m·2 stops
$272 USD
ONTMar 16 18:37
→SFOMar 16 20:10
UA 1665Airbus A320
11h 10m layover·Overnight

SFOMar 17 07:20
→IAHMar 17 13:13
UA 686Boeing 737MAX 9 Passenger
3h 31m layover

IAHMar 17 16:44
→GUAMar 17 18:39
UA 1902Boeing 737MAX 8 Passenger
25h 45m·2 stops
$294 USD
ONTMar 16 13:40
→SFOMar 16 15:13
UA 1375Airbus A319
16h 7m layover·Overnight

SFOMar 17 07:20
→IAHMar 17 13:13
UA 686Boeing 737MAX 9 Passenger
1h 17m layover

IAHMar 17 14:30
→GUAMar 17 16:25
UA 1632Boeing 737MAX 8 Passenger
20h 48m·2 stops
$324 USD
ONTMar 16 18:37
→SFOMar 16 20:10
UA 1665Airbus A320
8h 50m layover·Overnight

SFOMar 17 05:00
→IAHMar 17 10:55
UA 2168Boeing 737MAX 9 Passenger
3h 35m layover

IAHMar 17 14:30
→GUAMar 17 16:25
UA 1632Boeing 737MAX 8 Passenger
20h 48m·2 stops
$324 USD
ONTMar 16 18:37
→SFOMar 16 20:10
UA 1665Airbus A320
11h 10m layover·Overnight

SFOMar 17 07:20
→IAHMar 17 13:13
UA 686Boeing 737MAX 9 Passenger
1h 17m layover

IAHMar 17 14:30
→GUAMar 17 16:25
UA 1632Boeing 737MAX 8 Passenger
11h 39m·1 stop
$448 USD
ONTMar 16 06:00
→IAHMar 16 11:11
UA 1936Boeing 737
5h 33m layover

IAHMar 16 16:44
→GUAMar 16 18:39
UA 1902Boeing 737MAX 8 Passenger
15h 49m·2 stops
$448 USD
ONTMar 16 18:37
→SFOMar 16 20:10
UA 1665Airbus A320
3h 49m layover

SFOMar 16 23:59
→IAHMar 17 05:46
UA 505Boeing 777
3h 46m layover

IAHMar 17 09:32
→GUAMar 17 11:26
UA 1751Boeing 737MAX 8 Passenger
9h 25m·1 stop
$512 USD
ONTMar 16 06:00
→IAHMar 16 11:11
UA 1936Boeing 737
3h 19m layover

IAHMar 16 14:30
→GUAMar 16 16:25
UA 1632Boeing 737MAX 8 Passenger