Cheap flights from New York LaGuardia to San Diego International from $249
Updated 2026-08-08
2436 miles great-circle distance, typically flown in 5h 18m with 7 airlines operating direct service from New York LaGuardia (LGA) to San Diego International (SAN). Fares on this corridor stay relatively stable across the year — booking 4–8 weeks ahead and choosing a midweek departure typically secures the best price.
Flying from New York LaGuardia
New York LaGuardia is the smallest of New York's three airports and now the most modern after a complete 2017–2022 rebuild. The Q70 Limited bus runs free from each terminal to subway connections at Jackson Heights and Woodside; rail directly to LGA does not yet exist (the AirTrain proposal was canceled in 2023). Operations are domestic-only with limited transborder service. Delta, American and JetBlue have the largest schedules; Southwest and Spirit add ULCC capacity.
Arriving in San Diego
San Diego International is 3 miles from downtown San Diego — the second most central US airport after BOS. MTS Route 992 runs from the terminals directly to downtown San Diego in 15 minutes for $2.50. Fares from US East Coast cities peak around Comic-Con (mid-July) and the San Diego Padres' major series; September–November is consistently the cheapest window with the best weather.
Who flies LGA to SAN?
| Airline | IATA | Flight time | Cabin |
| Delta Air Lines | DL | 5h 18m | Economy |
| American Airlines | AA | 5h 18m | Economy |
| JetBlue Airways | B6 | 5h 18m | Economy |
| United Airlines | UA | 5h 18m | Economy |
| Southwest Airlines | WN | 5h 18m | Economy |
| Spirit Airlines | NK | 5h 18m | Economy |
| Frontier Airlines | F9 | 5h 18m | Economy |
7 carriers fly direct on this corridor. Frequencies vary by season — summer and winter holiday peaks see additional flights.
New York to San Diego FAQs
Direct flights from New York LaGuardia (LGA) to San Diego International (SAN) take approximately 5h 18m for the 2436-mile journey, plus 30–60 minutes of taxi, climb and descent. Total airport-to-airport time depends on cruise winds and air-traffic queueing on approach.
7 carriers operate direct service from New York LaGuardia (LGA) to San Diego International (SAN): Delta Air Lines, American Airlines, JetBlue Airways, United Airlines, Southwest Airlines and 2 more. Frequencies vary by season and carrier — Delta Air Lines typically operates the highest weekly count on this corridor.
No — United States is domestic travel for US citizens. A US passport is not required for the 50 states, DC or US territories (Puerto Rico, US Virgin Islands, Guam, American Samoa, Northern Mariana Islands), though Real ID-compliant ID is required at TSA from May 2025.
San Diego International (SAN) is the primary international airport for San Diego. Allow 30–60 minutes for the ground transfer by train, express bus, taxi or rideshare depending on traffic and time of day. See the airport's official website for current train and shuttle timetables.