ONT
Ontario
USA
31
Destinations
Nonstop flights
Airlines
11
IATA Code
ONT
ICAO Code
KONT
Timezone
America/Los_Angeles
Elevation
922 ft
Avg CO₂/pax
232 kg

There are 31 direct nonstop flight destinations from Ontario Ontario International Airport (ONT), served by 11 airlines. 25 are domestic routes and 6 are international non-stop flights. The longest direct flight goes to Taipei (TPE), with a non-stop flight time of 14h 40m.

Route data last updated: May 27, 2026

All (31) Asia (1)North America (30)
All durations Under 2h (8)2–5h (20)5–8h (2)12h+ (1)
🇺🇸 ATL Atlanta
DL
4h 13m
1,898 mi
Check Prices →
🇺🇸 AUS Austin
WN
2h 40m
1,196 mi
Check Prices →
🇺🇸 BWI Baltimore
WN
4h 40m
2,283 mi
Check Prices →
🇺🇸 BOI Boise
AS
2h 1m
660 mi
Check Prices →
🇺🇸 CLT Charlotte
AA
4h 27m
2,078 mi
Check Prices →
🇺🇸 ORD Chicago
UA
4h 3m
1,699 mi
Check Prices →
🇺🇸 MDW Chicago
WN
3h 45m
1,706 mi
Check Prices →
🇺🇸 DFW Dallas
AAF9
3h 1m
1,188 mi
Check Prices →
🇺🇸 DAL Dallas
WN
2h 50m
1,199 mi
Check Prices →
🇺🇸 DEN Denver
F9UAWN
2h 15m
818 mi
Check Prices →
🇲🇽 GDL Guadalajara
Y4
2h 58m
1,278 mi
Check Prices →
🇺🇸 HNL Honolulu
ASWN
6h 3m
2,602 mi
Check Prices →
🇺🇸 IAH Houston
F9UA
3h 11m
1,333 mi
Check Prices →
🇺🇸 HOU Houston
WN
3h
1,344 mi
Check Prices →
🇺🇸 LAS Las Vegas
F9WN
1h 5m
197 mi
Check Prices →
🇲🇽 BJX Leon/Guanajuato
Y4
3h 5m
1,333 mi
Check Prices →
🇲🇽 MLM Morelia
Y4
3h 14m
1,411 mi
Check Prices →
🇺🇸 BNA Nashville
WN
3h 45m
1,751 mi
Check Prices →
🇺🇸 JFK New York
B6
5h 22m
2,428 mi
Check Prices →
🇺🇸 OAK Oakland
WN
1h 20m
361 mi
Check Prices →
🇺🇸 PHX Phoenix
AAWN
1h 20m
325 mi
Check Prices →
🇺🇸 PDX Portland
AS
2h 25m
838 mi
Check Prices →
🇺🇸 SMF Sacramento
WN
1h 25m
389 mi
Check Prices →
🇺🇸 SLC Salt Lake City
DLF9
1h 50m
557 mi
Check Prices →
🇺🇸 SFO San Francisco
F9UA
1h 29m
364 mi
Check Prices →
🇺🇸 SJC San Jose
WN
1h 15m
333 mi
Check Prices →
🇲🇽 SJD San Jose Cabo
Y4
2h 22m
889 mi
Check Prices →
🇸🇻 SAL San Salvador
AV
4h 45m
2,283 mi
Check Prices →
🇺🇸 STS Santa Rosa
AS
1h 31m
423 mi
Check Prices →
🇺🇸 SEA Seattle
ASDLF9
2h 54m
956 mi
Check Prices →
🇹🇼 TPE Taipei
CIJX
14h 40m
6,830 mi
Check Prices →

Airlines from Ontario

Alaska Airlines
AS
Alaska Airlines
American Airlines
AA
American Airlines
AVIANCA
AV
AVIANCA
China Airlines
CI
China Airlines
Delta Air Lines
DL
Delta Air Lines
Frontier Airlines
F9
Frontier Airlines
JetBlue Airways
B6
JetBlue Airways
Southwest Airlines
WN
Southwest Airlines
Starlux Airlines
JX
Starlux Airlines
United Airlines
UA
United Airlines
Volaris
Y4
Volaris

About Ontario International Airport (ONT)

Full Name
Ontario International Airport
City
Ontario
Country
🇺🇸 USA
Continent
North America
Coordinates
34.0560, -117.6012
Timezone
America/Los_Angeles

Frequently Asked Questions

How many direct flights are there from Ontario (ONT)?

31 nonstop destinations from Ontario (ONT), across 11 airlines. 25 domestic, 6 international.

Which airlines fly from Ontario (ONT)?

11 airlines fly nonstop from Ontario (ONT). Full list is in the airline section above.

What is the longest nonstop flight from Ontario (ONT)?

Taipei (TPE) — 6,830 miles, about 14h 40m.

Can I fly internationally from Ontario (ONT)?

Yes — 6 international nonstop destinations from ONT.

How early should I arrive at Ontario International Airport?

2 hours for domestic, 3 hours for international. Standard advice for check-in, security, and immigration.

What timezone is Ontario (ONT) in?

America/Los_Angeles.