Denver to Ontario (APA–ONT) — Airlines, Schedules & Connections

APA Airport Page →
801 mi airlines 1/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 37 1-stop flights Verified 6d ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Denver to Ontario
Connecting service available through multiple hubs.
1 Flights/wk 801 mi 2h 2m nonstop -1h behind 37 1-stop hubs

While no nonstop service exists between APA and ONT, connecting options are available through 37 hubs.

Also explore APA Routes ONT Routes APA Live Flights ONT Live Flights ONT Delays
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for APA to ONT.
1-STOP
One-Stop Connections
37
Hubs
~3h
Fastest
~22h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
153
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Alternatives

Other ways to reach Ontario from Denver

Nearby airports with service to Ontario International Airport.
Metric APA→ONT DEN→ONT COS→ONT
Distance from APA – 22 mi 53 mi
Nonstop airlines 0 7 1
Weekly flights 1 90 –
Flight time 2h 2m 2h 20m 1h 56m
Denver (DEN) to Ontario flights · Colorado Springs (COS) to Ontario flights
Airports within 200 miles of APA with service to Ontario International Airport.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-1h
Ontario is 1 hour behind Denver.
APA: MDT · ONT: PDT

When it's 6:00 PM in Denver, it's 5:00 PM in Ontario.
Distance & Flight Time
801 mi / 1,288 km
Nonstop flight time is approximately 2h 2m.
Facts

APA–ONT Quick Facts

Key statistics for the Denver to Ontario route.
Route details
Distance801 mi / 1,288 km
Flight time2h 2m
Time difference-1 hour
Airlines (nonstop)0
Weekly flights1 out
1-stop connections37 hubs
Origin: APA
Full nameCentennial Airport
IATA / ICAOAPA / KAPA
TimezoneAmerica/Denver
Elevation5,885 ft / 1,794 m
Destination: ONT
Full nameOntario International Airport
IATA / ICAOONT / KONT
TimezoneAmerica/Los_Angeles
Passengers/yr7.0M
Elevation944 ft / 288 m
FAQ

Frequently Asked Questions

Common questions about APA to ONT flights.
Nonstop flights from Centennial Airport to Ontario International Airport take approximately 2h 2m. The route covers 801 miles.
There are approximately 1 nonstop flights per week from APA to ONT.
Yes, 1-stop connections are available through BUR, VNY, SBD, PHX, SCF, SLC, DEN, SJC, OAK, VGT, SFO, PDX, SJD, DFW, MSP, MEM, IAH, HOU, SDF, IND, AUS, BNA, MDW, ORD, CVG, CLT, MCO, PBI, EWR, PHL, YUL, FLL, BOS, MIA, ANC, LAS and DAL. These options provide additional schedule flexibility.
Ontario is 1 hour behind Denver.
Nearby alternatives include DEN and COS. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from APA to ONT

Centennial Airport (APA) and Ontario International Airport (ONT) are connected through multiple connecting hub airports.

APA to ONT Flight Duration and Schedule

Nonstop flight time from APA to ONT ranges from 2 hours 2 minutes. The route covers a distance of 801 miles (1,288 km).

Connecting Options and Alternatives

37 one-stop connections are available, with the fastest taking approximately 3 hours via BUR. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Denver (DEN) and Colorado Springs (COS).