Flights from Ontario to San Jose (ONT → SJO)

ONT
Ontario
Ontario International Airport, USA
SJO
San Jose
Juan Santamaria International, Costa Rica
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No direct flights found. Here are the 13 fastest 1-stop options.
viaSan Salvador(SAL)
ONT→SAL+1h 30mSAL→SJO
6h 36m
viaGuadalajara(GDL)
ONT→GDL+1h 30mGDL→SJO
6h 41m
viaLas Vegas(LAS)
ONT→LAS+1h 30mLAS→SJO
6h 53m
viaHouston(HOU)
ONT→HOU+1h 30mHOU→SJO
6h 56m
viaHouston(IAH)
ONT→IAH+1h 30mIAH→SJO
6h 58m
viaDallas(DFW)
ONT→DFW+1h 30mDFW→SJO
7h 7m
viaDenver(DEN)
ONT→DEN+1h 30mDEN→SJO
7h 37m
viaSan Francisco(SFO)
ONT→SFO+1h 30mSFO→SJO
7h 56m
viaAtlanta(ATL)
ONT→ATL+1h 30mATL→SJO
8h 11m
viaCharlotte(CLT)
ONT→CLT+1h 30mCLT→SJO
8h 45m
viaChicago(ORD)
ONT→ORD+1h 30mORD→SJO
8h 55m
viaBaltimore(BWI)
ONT→BWI+1h 30mBWI→SJO
9h 44m
viaNew York(JFK)
ONT→JFK+1h 30mJFK→SJO
10h 16m
Search all options on Kiwi.com → Total times include an estimated 90-minute layover. Actual times vary by airline and connection.

Frequently asked questions

Are there direct flights from Ontario to San Jose? Currently, there are no direct flights from ONT to SJO. You may need to connect through another airport.

Related guides for this route

Sibling pages from across Flightmaps — fares, visa rules, country aggregations, and per-airline routes for Ontario → San Jose.

Cheap flights from Ontario to San Jose Cheapest month to fly to San Jose Flights from USA Flights to Costa Rica Visa-free with USA passport All airports in Costa Rica

Try a nearby airport to Ontario

Flights to San Jose (SJO) from other airports within 350 km of Ontario. Often unlocks cheaper fares or better times.

SNA → SJO 48 km from ONT Santa Ana → San Jose USA · 48 destinations LGB → SJO 57 km from ONT Long Beach → San Jose USA · 18 destinations BUR → SJO 71 km from ONT Burbank → San Jose USA · 31 destinations LAX → SJO 75 km from ONT Los Angeles → San Jose USA · 181 destinations VNY → SJO 84 km from ONT Los Angeles → San Jose USA · 9 destinations

Or try a nearby airport to San Jose

Flights from Ontario (ONT) to other airports within 350 km of San Jose.

ONT → FON 67 km from SJO Ontario → Fortuna Costa Rica · 5 destinations ONT → ACO 104 km from SJO Ontario → Cobano Costa Rica · 5 destinations ONT → LIR 161 km from SJO Ontario → Guanacaste Costa Rica · 30 destinations ONT → MGA 321 km from SJO Ontario → Managua Nicaragua · 11 destinations

Other flights from Ontario (ONT)

Atlanta (ATL) Austin (AUS) Baltimore (BWI) Boise (BOI) Charlotte (CLT) Chicago (MDW) Chicago (ORD) Dallas (DAL) All 31 destinations →

Other flights from San Jose (SJO)

Amsterdam (AMS) Atlanta (ATL) Baltimore (BWI) Bocas Del Toro (BOC) Bogota (BOG) Cancun (CUN) Cartagena (CTG) Charlotte (CLT) All 55 destinations →