Ontario to Carlsbad (ONT–CLD) — Airlines, Schedules & Connections

ONT Airport Page →
67 mi airlines charter/private 1/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 5 1-stop flights Verified 2w ago
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 5 hubs
PHX Phoenix 3h 19m AAPDWN → AAEJAPD Phoenix (PHX) to Carlsbad flights
LAS Las Vegas 3h 40m EJAF9WN → XE Las Vegas (LAS) to Carlsbad flights
SFO San Francisco 4h 4m ACCMF9 → LXJUA San Francisco (SFO) to Carlsbad flights
OAK Oakland 5h 46m WN → LXJXE Oakland (OAK) to Carlsbad flights
DEN Denver 5h 55m ACF9UA → UA Denver (DEN) to Carlsbad flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Ontario to Carlsbad
Connecting service available through multiple hubs.
1 Airlines 67 mi 0h 45m nonstop

ONT–CLD had nonstop service from American Airlines, last on the schedule in July 2026. There's no nonstop on it right now, so today you'd fly it with one stop. The connecting options below are sorted by layover. Nonstop, it's about 67 miles in 0h 45m.

Also explore ONT Routes CLD Routes ONT Live Flights CLD Live Flights ONT Delays
All flights from Carlsbad (CLD) Carlsbad to Ontario flights
Carriers on this route

Airline Landscape

Carriers that operated nonstop ONT–CLD service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
AA American Airlines 1 – – 50% Oneworld –
Alliance coverage
Oneworld: AA (1 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

1-stop and 2-stop options for ONT to CLD.
1-STOP
One-Stop Connections
5
Hubs
~3h
Fastest
~5h
Longest
PHX ~3h 19m LAS ~3h 40m SFO ~4h 4m OAK ~5h 46m DEN ~5h 55m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
146
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.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
ONT → CLD
50%
Frequent delays expected. Consider flexible booking.
Departing
50%
Return
CLD → ONT
63%
Moderate delays possible. Allow buffer time.
Arriving
63%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. ONT delays →
Alternatives

Other ways to reach Carlsbad from Ontario

Nearby airports with service to McClellan-Palomar Airport.
Metric ONT→CLD SNA→CLD LAX→CLD
Distance from ONT – 30 mi 47 mi
Nonstop airlines – 5 5
Weekly flights – – 1
Flight time 0h 45m 0h 20m 0h 21m
Departure OTP 50% – –
Santa Ana (SNA) to Carlsbad flights · Los Angeles (LAX) to Carlsbad flights · Palm Springs (PSP) to Carlsbad flights
Airports within 200 miles of ONT with service to McClellan-Palomar Airport.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
0h
Carlsbad is 0 hours the same as Ontario.
ONT: PDT · CLD: PDT

When it's 6:00 PM in Ontario, it's 6:00 PM in Carlsbad.
Distance & Flight Time
67 mi / 107 km
Nonstop flight time is approximately 0h 45m gate to gate.
Facts

ONT–CLD Quick Facts

Key statistics for the Ontario to Carlsbad route.
Route details
Distance67 mi / 107 km
Flight time0h 45m
Time difference0 hours
Airlines (nonstop)1
1-stop connectionsAvailable
Origin: ONT
Full nameOntario International Airport
IATA / ICAOONT / KONT
TimezoneAmerica/Los_Angeles
Passengers/yr7.0M
Elevation944 ft / 288 m
Destination: CLD
Full nameMcClellan-Palomar Airport
IATA / ICAOCLD / KCRQ
TimezoneAmerica/Los_Angeles
Elevation331 ft / 101 m
FAQ

Frequently Asked Questions

Common questions about ONT to CLD flights.
Nonstop flights from Ontario International Airport to McClellan-Palomar Airport take about 0h 45m gate to gate. The route covers 67 miles.
1 airline operated the nonstop from ONT to CLD: American Airlines. The last scheduled nonstop was in July 2026. There's no nonstop right now, so today you'd fly it with one stop. See the connection options above, ranked by layover.
Not right now. The last scheduled nonstop was in July 2026. You can still fly it with one stop, and the connecting options above are sorted by layover. Nonstop, the hop took about 0h 45m.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Phoenix Sky Harbor, Harry Reid and San Francisco.
Nearby alternatives include SNA, LAX and PSP. 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 ONT to CLD

Ontario International Airport (ONT) and McClellan-Palomar Airport (CLD) had nonstop service from American Airlines, last on the schedule in July 2026. The nonstop is dormant right now, so the way to fly it today is one connection, and the options above are sorted by layover.

ONT to CLD Flight Duration and Schedule

Nonstop flight time from ONT to CLD is about 0 hours 45 minutes gate to gate. The route covers a distance of 67 miles (107 km).

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Phoenix Sky Harbor, Harry Reid and San Francisco. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Santa Ana (SNA), Los Angeles (LAX) and Palm Springs (PSP).