Miami to Ontario (MIA–ONT) — Airlines, Schedules & Connections

MIA Airport Page →
2,293 mi airlines 1/wk
On-time Some delays Frequent delays
Flight Schedule 0 flights Verified 1w 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.

✦ 1-STOP
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Miami to Ontario
1 carrier, 1 flights/week nonstop.
1 Airlines 1 Flights/wk 2,293 mi 5h 49m nonstop -3h behind 40 1-stop hubs

MIA–ONT is served by 1 airline with nonstop service. United Airlines leads the route. The flight covers 2,293 miles in approximately 5h 49m. Beyond nonstop, 40 hubs offer 1-stop connections.

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

Airline Landscape

All carriers operating nonstop MIA–ONT service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
UA United Airlines 1 – – 59% Star Alliance –
Alliance coverage
Star Alliance: UA (1 flights/wk, 100%)
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 MIA to ONT.
1-STOP
One-Stop Connections
40
Hubs
~5h
Fastest
~25h
Longest
AFW ~5h 54m SAF ~6h 40m BUR ~7h 4m MLB ~7h 11m SDF ~7h 15m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
1,865
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
MIA → ONT
59%
Frequent delays expected. Consider flexible booking.
Departing
59%
Arriving
92%
Return
ONT → MIA
94%
Generally reliable. Most flights run on time.
Departing
94%
Arriving
65%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. MIA delays → ONT delays →
Alternatives

Other ways to reach Ontario from Miami

Nearby airports with service to Ontario International Airport.
Metric MIA→ONT FLL→ONT
Distance from MIA – 21 mi
Nonstop airlines 1 1
Weekly flights 1 –
Flight time 5h 49m 5h 44m
Departure OTP 59% –
Fort Lauderdale (FLL) to Ontario flights
Airports within 200 miles of MIA 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 Miami.
MIA: EDT · ONT: PDT

When it's 6:00 PM in Miami, it's 3:00 PM in Ontario.
Distance & Flight Time
2,293 mi / 3,689 km
Nonstop flight time is approximately 5h 49m.
Getting to MIA

Metrorail Orange Line runs from downtown Miami to the MIA station (15 min from Government Center, $2.25). The MIA Mover people mover connects Metrorail to the terminal; free. Tri-Rail commuter rail serves the airport from Fort Lauderdale and West Palm Beach ($3.75–6.90).Ride-shares cost $15–25 from Miami Beach, $10–20 from downtown.

Facts

MIA–ONT Quick Facts

Key statistics for the Miami to Ontario route.
Route details
Distance2,293 mi / 3,689 km
Flight time5h 49m
Time difference-3 hours
Airlines (nonstop)1
Weekly flights1 out
1-stop connections40 hubs
Origin: MIA
Full nameMiami International Airport
IATA / ICAOMIA / KMIA
TimezoneAmerica/Kentucky/Monticello
Passengers/yr55.9M
Elevation8 ft / 2 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 MIA to ONT flights.
Nonstop flights from Miami International Airport to Ontario International Airport take approximately 5h 49m. The route covers 2,293 miles.
1 airline operates nonstop service: United Airlines.
There are approximately 1 nonstop flights per week from MIA to ONT.
Yes, 1-stop connections are available through AFW, SAF, BUR, MLB, SDF, LAL, VNY, MEM, CVG, RFD, SJD, IND, SJC, OAK, GSO, PHL, EWR, FLL, GDL, ANC, ORD, IAH, HNL, BNA, MDW, ATL, YUL, DFW, HOU, PHX, DEN, SFO, AUS, LAS, CLT, SLC, PDX, DAL, BWI and SEA. These options provide additional schedule flexibility.
Ontario is 3 hours behind Miami.
Nearby alternatives include FLL. 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 MIA to ONT

Miami International Airport (MIA) and Ontario International Airport (ONT) are connected by nonstop service from United Airlines. With 1 weekly departures, this is a regularly served route.

MIA to ONT Flight Duration and Schedule

Nonstop flight time from MIA to ONT ranges from 5 hours 49 minutes. The route covers a distance of 2,293 miles (3,689 km).

Connecting Options and Alternatives

40 one-stop connections are available, with the fastest taking approximately 5 hours via AFW. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Fort Lauderdale (FLL).