Cheap flights from Miami International to San Diego International from $249
Updated 2026-07-21
2264 miles great-circle distance, typically flown in 4h 57m with 6 airlines operating direct service from Miami International (MIA) 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 Miami International
Miami International is American Airlines' largest hub for Latin American flying — over 60% of all US-to-Latin America traffic routes through here. Three terminals N, S and CW are connected by the MIA Mover people mover, with Metrorail Orange Line and Tri-Rail commuter trains both running from the airport to downtown and Fort Lauderdale. International long-haul east-coast schedules favour MIA over JFK; Caribbean and Latin connections are the deepest of any US airport.
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 MIA to SAN?
| Airline | IATA | Flight time | Cabin |
| American Airlines | AA | 4h 57m | Economy |
| Frontier Airlines | F9 | 4h 57m | Economy |
| Spirit Airlines | NK | 4h 57m | Economy |
| Delta Air Lines | DL | 4h 57m | Economy |
| United Airlines | UA | 4h 57m | Economy |
| JetBlue Airways | B6 | 4h 57m | Economy |
6 carriers fly direct on this corridor. Frequencies vary by season — summer and winter holiday peaks see additional flights.
Miami to San Diego FAQs
Direct flights from Miami International (MIA) to San Diego International (SAN) take approximately 4h 57m for the 2264-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.
6 carriers operate direct service from Miami International (MIA) to San Diego International (SAN): American Airlines, Frontier Airlines, Spirit Airlines, Delta Air Lines, United Airlines and 1 more. Frequencies vary by season and carrier — American Airlines 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.