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182 € Cheap Flights from Orlando to Ontario International

Compare Orlando to Ontario International flight deals

Find the cheapest month or even day of the year to fly to Ontario International

Book the best Ontario International fare with no extra fees

Flight deals from Orlando to Ontario International

Looking for a cheap last-minute deal or the best return flight from Orlando to Ontario International Airport? If you want to travel next month, return fares start from 199 €. Find the lowest prices on one-way and return tickets right here.
Ontario.182 € per passenger.Departing Tue, 1 Sep, returning Tue, 8 Sep.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Orlando International on Tue, 1 Sep, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departs from Ontario International on Tue, 8 Sep, arriving in Orlando International.Price includes taxes and charges.From 182 €, select.
Ontario.195 € per passenger.Departing Tue, 25 Aug, returning Tue, 8 Sep.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Orlando International on Tue, 25 Aug, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departs from Ontario International on Tue, 8 Sep, arriving in Orlando International.Price includes taxes and charges.From 195 €, select.
Ontario.199 € per passenger.Departing Thu, 28 May, returning Wed, 3 Jun.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Orlando International on Thu, 28 May, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departs from Ontario International on Wed, 3 Jun, arriving in Orlando International.Price includes taxes and charges.From 199 €, select.
Ontario.199 € per passenger.Departing Mon, 1 Jun, returning Tue, 9 Jun.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Orlando International on Mon, 1 Jun, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departs from Ontario International on Tue, 9 Jun, arriving in Orlando International.Price includes taxes and charges.From 199 €, select.
Ontario.200 € per passenger.Departing Wed, 27 May, returning Thu, 28 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Orlando International on Wed, 27 May, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departs from Ontario International on Thu, 28 May, arriving in Orlando International.Price includes taxes and charges.From 200 €, select.
Ontario.208 € per passenger.Departing Thu, 13 Aug, returning Sat, 29 Aug.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Orlando International on Thu, 13 Aug, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departs from Ontario International on Sat, 29 Aug, arriving in Orlando Sanford.Price includes taxes and charges.From 208 €, select.
Ontario.213 € per passenger.Departing Tue, 7 Jul, returning Tue, 14 Jul.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Orlando International on Tue, 7 Jul, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departs from Ontario International on Tue, 14 Jul, arriving in Orlando International.Price includes taxes and charges.From 213 €, select.
Ontario.216 € per passenger.Departing Tue, 23 Jun, returning Sat, 11 Jul.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Orlando International on Tue, 23 Jun, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departs from Ontario International on Sat, 11 Jul, arriving in Orlando International.Price includes taxes and charges.From 216 €, select.
Ontario.230 € per passenger.Departing Thu, 30 Jul, returning Thu, 6 Aug.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Orlando International on Thu, 30 Jul, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departs from Ontario International on Thu, 6 Aug, arriving in Orlando International.Price includes taxes and charges.From 230 €, select.
Ontario.239 € per passenger.Departing Sat, 30 May, returning Sun, 9 Aug.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Orlando International on Sat, 30 May, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departs from Ontario International on Sun, 9 Aug, arriving in Orlando International.Price includes taxes and charges.From 239 €, select.
Ontario.315 € per passenger.Departing Tue, 27 Oct, returning Tue, 3 Nov.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Orlando International on Tue, 27 Oct, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Tue, 3 Nov, arriving in Orlando International.Price includes taxes and charges.From 315 €, select.
Ontario.319 € per passenger.Departing Wed, 10 Jun, returning Sat, 22 Aug.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Orlando International on Wed, 10 Jun, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Sat, 22 Aug, arriving in Orlando International.Price includes taxes and charges.From 319 €, select.
Ontario.327 € per passenger.Departing Tue, 27 Oct, returning Sat, 31 Oct.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Orlando International on Tue, 27 Oct, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Sat, 31 Oct, arriving in Orlando International.Price includes taxes and charges.From 327 €, select.
Ontario.338 € per passenger.Departing Thu, 12 Nov, returning Mon, 16 Nov.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Orlando International on Thu, 12 Nov, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Mon, 16 Nov, arriving in Orlando International.Price includes taxes and charges.From 338 €, select.
Ontario.355 € per passenger.Departing Tue, 22 Sep, returning Sat, 3 Oct.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Orlando International on Tue, 22 Sep, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Sat, 3 Oct, arriving in Orlando International.Price includes taxes and charges.From 355 €, select.
Ontario.359 € per passenger.Departing Thu, 28 May, returning Tue, 28 Jul.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Orlando International on Thu, 28 May, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Tue, 28 Jul, arriving in Orlando International.Price includes taxes and charges.From 359 €, select.

Find the cheapest month to fly from Orlando to Ontario International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Orlando to Ontario International flights are currently cheapest in September.
May
from 200 €
Jun
from 199 €
Jul
from 213 €
Aug
from 208 €
Sep
from 182 €
Oct
from 327 €
Nov
from 338 €
Dec
from 404 €
Jan
from 406 €
Feb
from 407 €
Mar
Find prices
Apr
from 764 €

Orlando to Ontario International: Alternative routes

Compare routes from Orlando to Ontario below. You may find an airport to fly into that's cheaper, faster, or easier than Ontario International.

Ontario International

4km from central Ontario
Closest
from 182 €
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San Bernardino Norton AFB

39km from central Ontario
from 726 €
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Santa Ana John Wayne

48km from central Ontario
from 184 €
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Long Beach Municipal

54km from central Ontario
from 251 €
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Hawthorne

65km from central Ontario
from 510 €
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Burbank

67km from central Ontario
from 190 €
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Los Angeles International

71km from central Ontario
Cheapest
from 117 €
Search flights

Orlando to Ontario: Flight information

The things to know before you go.
Cheapest flight found182 €
Cheapest month to flySeptember

Finding cheap flights from Orlando to Ontario International: Frequently asked questions

The best price we found for a return flight from Orlando to Ontario International is 182 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Orlando to Ontario International. But we found flights with one stop from 182 €.
As of May 2026, there are no flights flying from Orlando to Ontario International.
The cheapest month to fly from Orlando to Ontario International is usually September.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Orlando to Ontario International Airport on Tuesday, 1 September 2026.
No airlines currently offer direct flights between Orlando and Ontario International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Ontario International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Ontario is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Ontario International is Frontier Airlines .

Flying from Orlando to Ontario International Airport (ONT): What you need to know

  • Begin your trip planning by checking out the most convenient place to catch your flight from Orlando to Ontario International Airport (ONT). Explore your options for leaving from Orlando International Airport (MCO) or Orlando Sanford International Airport (SFB), the city's main airports.

  • Ontario is three hours behind Orlando. Ontario International Airport is located in Ontario, which operates on the UTC-7 timezone.

  • For a smooth journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This ensures you have enough time to board your flight from Orlando to ONT.

  • In high season, expect longer wait times and get there earlier. Aim for at least two hours ahead for domestic flights and up to four hours for international trips.

Airports in Orlando

Orlando International Airport (MCO)

Orlando Sanford International Airport (SFB)

  • On public transport, you can travel from central Orlando to SFB in about 2 hours 5 minutes. The terminal is roughly 48 kilometres away, and making the trip by car takes approximately 35 minutes.

  • Kick off your holiday early with an extra night away from home. Before catching your Orlando to ONT flight, stay in one of these hotels near Orlando Sanford International Airport:

  • Orlando Sanford International Airport has an on-time performance of 69.11%. This figure gives an insight into how often flights that take off from this airport arrive at their destination on time.

About Ontario International Airport (ONT)

  • If you're coming in on a late flight from Orlando to Ontario International Airport, few things beat the convenience of staying near the terminal. Grab your luggage from the carousel and then be showered and relaxing soon after at one of these options near ONT:

  • Say yes to new adventures by picking up an Ontario International Airport rental car. Grab a set of wheels from Dollar, Fox - Rent A Car or Thrifty to explore Ontario and beyond.

  • For the lowest price, book your ride around three weeks in advance of your Orlando to Ontario International Airport flight.

  • You'll find ONT at 2900 E. Airport Drive.

Getting from Ontario International Airport (ONT) to central Ontario

  • The centre of Ontario is about 5 kilometres from Ontario International Airport. Travel times by cab or car hire will vary based on time of day and traffic conditions, so do a little research ahead of time.

  • It takes roughly 1 hour 30 minutes when travelling by public transport.

How to find the cheapest flights from Orlando to Ontario International Airport (ONT)

  • 98 € is currently the best price for a one-way ticket from Orlando to Ontario International Airport. Return flights start at 182 €. These prices can change based on demand.

  • Booking early is often the key to finding a cheap flight from Orlando to ONT. Airlines adjust prices based on demand, so the closer you get to departure, the more expensive your ticket may be.

  • The 'Whole month' tool shows you the cheapest Orlando to Ontario International Airport tickets across each month. It's a great way to find a bargain if your dates are flexible.

  • You don't need to check back in every day to find out if prices have dropped when you create a Price Alert. We'll let you know the moment a better deal is available on plane tickets from Orlando to ONT.

  • Lock in a cheap flight from Orlando to Ontario International Airport by using filters. Choose your ideal departure time, duration and airlines, then sort the results by 'Cheapest' for the best deals.

The best time to fly from Orlando to Ontario International Airport (ONT)

  • It's time to work out when to book your flight from Orlando to Ontario International Airport (ONT). August is the busiest month to travel to Ontario. If crowds aren't your thing, think about going in May.

  • Book a Orlando to ONT plane ticket departing in August if you want to experience the city during its warmest month. Expect temperatures in Ontario to range from 15ºC (59ºF) to 35ºC (95ºF).

  • January sees temperatures of between 4ºC (39ºF) and 23ºC (73ºF). Search for cheap tickets from Orlando to Ontario International Airport around that time if you'd rather travel in cooler conditions.

More about Ontario

  • After booking your flight from Orlando to Ontario International Airport, find a hotel that offers a good mix of location and comfort. Make one of these accommodation options your base for exploring Ontario:

  • Your trip to Ontario isn't complete without checking out the sights. Attractions you won't want to miss include Conservation Park, Citizens Business Bank Arena and Scandia.

Explore more of the United States

  • San Diego is just one of the many cities in the United States waiting to be discovered once you've taken in the sights of Ontario. Around 153 kilometres away to the south, well-known attractions include San Diego Zoo, San Diego Balboa Park and USS Midway Museum.

  • Around 193 kilometres north-west of Ontario, Bakersfield is another essential stop in the United States. Experience major highlights starting with Kern County Museum, Dr. Martin Luther King, Jr. Park and BAPS Shri Swaminarayan Mandir.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.