Ontario to Kailua-Kona (ONT–KOA) — Airlines, Schedules & Connections

ONT Airport Page →
2,548 mi airlines 0/wk
On-time Some delays Frequent delays
Flight Schedule 0 flights Verified 2w ago
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  Flight Airline AC Dep Arr Dur OTP Sched  

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No nonstop flights on this route. connecting options below.

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Ontario to Kailua-Kona
Connecting service available through multiple hubs.
1 Airlines 2,548 mi 5h 39m nonstop -3h behind 16 1-stop hubs

ONT–KOA is served by 1 airline with nonstop service. Virgin Australia leads the route. The flight covers 2,548 miles in approximately 5h 39m. Beyond nonstop, 16 hubs offer 1-stop connections.

Also explore ONT Routes KOA Routes ONT Live Flights KOA Live Flights ONT Delays KOA Delays
Carriers on this route

Airline Landscape

All carriers operating nonstop ONT–KOA service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
VA Virgin Australia 0 – – 65% – –
Alliance coverage
Unaffiliated: VA (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for ONT to KOA.
1-STOP
One-Stop Connections
16
Hubs
~8h
Fastest
~29h
Longest
OAK ~8h 1m OGG ~8h 5m SLC ~11h 54m ANC ~12h 48m PHX ~13h 41m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
416
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 → KOA
65%
Moderate delays possible. Allow buffer time.
Departing
65%
Arriving
100%
Return
KOA → ONT
75%
Generally reliable. Most flights run on time.
Departing
75%
Arriving
50%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. ONT delays → KOA delays →
Alternatives

Other ways to reach Kailua-Kona from Ontario

Nearby airports with service to Ellison Onizuka Kona International Airport at Keāhole.
Metric ONT→KOA LAX→KOA SAN→KOA
Distance from ONT – 47 mi 94 mi
Nonstop airlines 1 13 1
Weekly flights 0 102 7
Flight time 5h 39m 4h 57m 5h 52m
Departure OTP 65% – –
Los Angeles (LAX) to Kailua-Kona flights · San Diego (SAN) to Kailua-Kona flights
Airports within 200 miles of ONT with service to Ellison Onizuka Kona International Airport at Keāhole.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-3h
Kailua-Kona is 3 hours behind Ontario.
ONT: PDT · KOA: HST

When it's 6:00 PM in Ontario, it's 3:00 PM in Kailua-Kona.
Distance & Flight Time
2,548 mi / 4,101 km
Nonstop flight time is approximately 5h 39m.
Facts

ONT–KOA Quick Facts

Key statistics for the Ontario to Kailua-Kona route.
Route details
Distance2,548 mi / 4,101 km
Flight time5h 39m
Time difference-3 hours
Airlines (nonstop)1
1-stop connections16 hubs
Origin: ONT
Full nameOntario International Airport
IATA / ICAOONT / KONT
TimezoneAmerica/Los_Angeles
Passengers/yr7.0M
Elevation944 ft / 288 m
Destination: KOA
Full nameEllison Onizuka Kona International Airport at Keāhole
IATA / ICAOKOA / PHKO
TimezonePacific/Honolulu
Passengers/yr4.0M
Elevation47 ft / 14 m
FAQ

Frequently Asked Questions

Common questions about ONT to KOA flights.
Nonstop flights from Ontario International Airport to Ellison Onizuka Kona International Airport at Keāhole take approximately 5h 39m. The route covers 2,548 miles.
1 airline operates nonstop service: Virgin Australia.
Yes, 1-stop connections are available through OAK, OGG, SLC, ANC, PHX, HNL, EWR, DEN, SFO, LAS, SMF, SJC, SEA, ORD, DFW and PDX. These options provide additional schedule flexibility.
Kailua-Kona is 3 hours behind Ontario.
Yes, return flights from KOA to ONT are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include LAX and SAN. 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 KOA

Ontario International Airport (ONT) and Ellison Onizuka Kona International Airport at Keāhole (KOA) are connected by nonstop service from Virgin Australia.

ONT to KOA Flight Duration and Schedule

Nonstop flight time from ONT to KOA ranges from 5 hours 39 minutes. The route covers a distance of 2,548 miles (4,101 km).

Connecting Options and Alternatives

16 one-stop connections are available, with the fastest taking approximately 8 hours via OAK. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Los Angeles (LAX) and San Diego (SAN).