Greensboro to Ontario (GSO–ONT) — Airlines, Schedules & Connections

GSO Airport Page →
2,121 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  

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP
✧ 2-STOP Loading...
Greensboro to Ontario
Connecting service available through multiple hubs.
2,121 mi 5h 27m nonstop -3h behind 14 1-stop hubs

While no nonstop service exists between GSO and ONT, connecting options are available through 14 hubs.

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

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for GSO to ONT.
1-STOP
One-Stop Connections
14
Hubs
~6h
Fastest
~25h
Longest
CVG ~6h 18m MEM ~6h 35m IAH ~7h 47m DAL ~8h 4m EWR ~8h 21m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
300
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
GSO → ONT
67%
Moderate delays possible. Allow buffer time.
Departing
67%
Arriving
84%
Return
ONT → GSO
80%
Generally reliable. Most flights run on time.
Departing
80%
Arriving
84%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. GSO delays → ONT delays →
Alternatives

Other ways to reach Ontario from Greensboro

Nearby airports with service to Ontario International Airport.
Metric GSO→ONT CLT→ONT
Distance from GSO – 83 mi
Nonstop airlines 0 3
Weekly flights 0 29
Flight time 5h 27m 4h 27m
Departure OTP 67% –
Charlotte (CLT) to Ontario flights
Airports within 200 miles of GSO with service to Ontario International Airport.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-3h
Ontario is 3 hours behind Greensboro.
GSO: EDT · ONT: PDT

When it's 6:00 PM in Greensboro, it's 3:00 PM in Ontario.
Distance & Flight Time
2,121 mi / 3,414 km
Nonstop flight time is approximately 5h 27m.
Facts

GSO–ONT Quick Facts

Key statistics for the Greensboro to Ontario route.
Route details
Distance2,121 mi / 3,414 km
Flight time5h 27m
Time difference-3 hours
Airlines (nonstop)0
1-stop connections14 hubs
Origin: GSO
Full namePiedmont Triad International Airport
IATA / ICAOGSO / KGSO
TimezoneAmerica/Kentucky/Monticello
Passengers/yr2.0M
Elevation925 ft / 282 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 GSO to ONT flights.
Nonstop flights from Piedmont Triad International Airport to Ontario International Airport take approximately 5h 27m. The route covers 2,121 miles.
Yes, 1-stop connections are available through CVG, MEM, IAH, DAL, EWR, PHL, FLL, MIA, ATL, CLT, ORD, DFW, BWI and SEA. These options provide additional schedule flexibility.
Ontario is 3 hours behind Greensboro.
Nearby alternatives include CLT. 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 GSO to ONT

Piedmont Triad International Airport (GSO) and Ontario International Airport (ONT) are connected through multiple connecting hub airports.

GSO to ONT Flight Duration and Schedule

Nonstop flight time from GSO to ONT ranges from 5 hours 27 minutes. The route covers a distance of 2,121 miles (3,414 km).

Connecting Options and Alternatives

14 one-stop connections are available, with the fastest taking approximately 6 hours via CVG. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Charlotte (CLT).