Direct flights from Ontario (ONT)

In July 2026, 13 airlines flew nonstop from ONT to 31 destinations, with about 585 departures a week.

Nonstop destinations
Airlines
Departures a week, July 2026
SEASEADENDENPHXDFWDFWLASSMFSMFSFOSFOSJCSJCOAKSLCSLCPDXPDXATLATLHNLHNLGDLGDLIAHIAHTPETPEBOIBOIDALDALHOUHOUMDWMDWAUSAUSBNABNABWIBWISTSCLTCLTJFKJFKORDORDMLMMLMSALSALBJXBJXSANSANONT
Map data: Natural Earth. Lines follow the shortest (great-circle) path.

Nonstop destinations from ONT

DestinationAirlinesFlights a weekDistanceFlight time
SEA SeattleUnited StatesAlaska Airlines, SkyWest Airlines, Frontier Airlines57956 mi1,539 km2h 46m
DEN DenverUnited StatesSouthwest Airlines, Frontier Airlines, United Airlines55819 mi1,318 km2h 11m
PHX PhoenixUnited StatesSouthwest Airlines, American Airlines53325 mi523 km1h 14m
DFW Dallas-Fort WorthUnited StatesAmerican Airlines, Frontier Airlines481,188 mi1,912 km2h 57m
LAS Las VegasUnited StatesSouthwest Airlines, Frontier Airlines47197 mi317 km1h 2m
SMF SacramentoUnited StatesSouthwest Airlines41390 mi628 km1h 16m
SFO San FranciscoUnited StatesUnited Airlines, Frontier Airlines, SkyWest Airlines28363 mi584 km1h 32m
SJC San JoseUnited StatesSouthwest Airlines27333 mi536 km1h 6m
OAK OaklandUnited StatesSouthwest Airlines26362 mi583 km1h 12m
SLC Salt Lake CityUnited StatesDelta Air Lines, SkyWest Airlines26558 mi898 km1h 43m
PDX PortlandUnited StatesHorizon Air, Alaska Airlines21838 mi1,349 km2h 17m
ATL AtlantaUnited StatesDelta Air Lines191,900 mi3,058 km4h 4m
HNL Honolulu, OahuUnited StatesAlaska Airlines, Southwest Airlines142,603 mi4,189 km6h 0m
GDL GuadalajaraMexicoVolaris141,278 mi2,057 km0m
IAH HoustonUnited StatesUnited Airlines, Frontier Airlines141,334 mi2,147 km3h 10m
TPE TaoyuanTaiwanChina Airlines, Starlux Airlines106,831 mi10,993 km0m
BOI BoiseUnited StatesHorizon Air7660 mi1,062 km1h 54m
DAL DallasUnited StatesSouthwest Airlines71,200 mi1,931 km2h 49m
HOU HoustonUnited StatesSouthwest Airlines71,345 mi2,165 km3h 1m
MDW ChicagoUnited StatesSouthwest Airlines71,706 mi2,746 km3h 39m
AUS AustinUnited StatesSouthwest Airlines71,196 mi1,925 km2h 43m
BNA NashvilleUnited StatesSouthwest Airlines71,751 mi2,818 km3h 45m
BWI BaltimoreUnited StatesSouthwest Airlines72,283 mi3,674 km4h 39m
STS Santa RosaUnited StatesSkyWest Airlines7423 mi681 km1h 31m
CLT CharlotteUnited StatesAmerican Airlines72,078 mi3,344 km4h 25m
JFK New YorkUnited StatesJetBlue72,429 mi3,909 km5h 11m
ORD ChicagoUnited StatesUnited Airlines61,700 mi2,736 km4h 2m
MLM MoreliaMexicoVolaris31,411 mi2,271 km0m
SAL San Salvador (San Luis Talpa)El SalvadorAvianca El Salvador32,284 mi3,676 km0m
BJX SilaoMexicoVolaris31,334 mi2,147 km0m
SAN San DiegoUnited StatesSouthwest Airlines194 mi151 km52m

ONT departure punctuality

From September 2025 to August 2026, 81% of 26,554 US domestic departures left within 15 minutes of schedule, 0.9% were cancelled, and planes took 14 minutes on average from the gate to take-off. That ranks ONT 32 of 114 US airports with 10,000+ departures. The busiest hour is 6am to 7am; the most punctual departures leave around 5am.

Scheduled departureDeparturesOn time, relativeOn time
5am to 6am1,548
95%
6am to 7am3,770
94%
7am to 8am1,649
92%
8am to 9am1,443
89%
9am to 10am1,274
88%
10am to 11am1,727
82%
11am to 12pm1,379
82%
12pm to 1pm1,769
76%
1pm to 2pm2,019
75%
2pm to 3pm1,107
68%
3pm to 4pm1,180
70%
4pm to 5pm1,468
73%
5pm to 6pm1,424
78%
6pm to 7pm1,259
68%
7pm to 8pm943
72%
8pm to 9pm662
63%
10pm to 11pm785
83%
11pm to 12am591
78%

Source: US Department of Transportation, On-Time Performance data (domestic flights of the reporting airlines).

Seasonal or recently ended

Flown in the last 12 months, but not regularly in July 2026.

DestinationFlights (12 months)DistanceFlight time
BUR BurbankUnited States1845 mi72 km36m
SJD San José del CaboMexico227890 mi1,432 km0m

Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026. Flights a week are averaged over July 2026; flight time is the average gate-to-gate time.