Cheap Flights from Birmingham to Ontario International

Compare Birmingham 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 Birmingham to Ontario International

Looking for a cheap last-minute deal or the best return flight from Birmingham to Ontario International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Birmingham to Ontario International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Birmingham to Ontario International flights are currently cheapest in October.

Birmingham to Ontario International: Alternative routes

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

Birmingham to Ontario: Flight information

The things to know before you go.
Cheapest flight foundRs136,287
Cheapest month to flyOctober

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

The best price we found for a return flight from Birmingham to Ontario International is Rs283,442. 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 Birmingham to Ontario International. But we found flights with one or more stops from Rs283,442.
As of July 2025, there are no flights flying from Birmingham to Ontario International.
The cheapest month to fly from Birmingham to Ontario International is usually April.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Birmingham Airport to Ontario International Airport on Saturday, 18 April 2026.
No airlines currently offer direct flights between Birmingham Airport 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.
Currently, Delta offers the cheapest flight tickets to Ontario International.

Flying from Birmingham International Airport (BHX) to Ontario International Airport (ONT): what you need to know

  • Ontario is seven hours behind Birmingham and follows the UTC-7 timezone.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules worth sticking to. Make sure you're at the airport on time to board your BHX to ONT flight.

  • Flying during a peak time such as June? School holidays and other popular seasons can mean longer lines and delays at security. Be extra cautious and get there up to four hours ahead of international flights and two hours before a domestic departure.

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

  • At the moment, Rs136,287 is the lowest price we've seen for a one-way Birmingham International Airport to Ontario International Airport flight. The best price for a return ticket is Rs283,442. Bear in mind that fares can change due to availability at the time of booking.

  • It's usually smart to book ahead of time if you're hoping to get cheap tickets from BHX to ONT. That's because airlines change prices based on demand, which tends to increase closer to the date of departure.

  • If you can be flexible with your trip dates, use the 'Whole month' search function. It'll give you the lowest price across each month when searching for your flight from Birmingham International Airport to Ontario International Airport.

  • Snapping up cheap flights from BHX to ONT couldn't be easier with Price Alerts. All you need to do is create one of these automatic alerts and we'll get in touch when fares go down.

  • Select your ideal arrival and departure times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to find the best deals on flights from Birmingham International Airport to Ontario International Airport.

Handy information about Birmingham International Airport (BHX)

  • Of the departures from Birmingham International Airport, 65.48% arrive as scheduled at their destination.

  • To get to Birmingham International Airport from central Birmingham, it takes about 25 minutes by car. This depends on traffic, however. It's approximately 24 kilometres from the airport to the city centre.

  • Planning to take public transport? Expect a trip time of around 50 minutes.

  • Catching an early flight from Birmingham International Airport to Ontario International Airport? Avoid rushing to the airport (and get some extra shut-eye) by choosing one of these stays close to BHX:

Arriving at Ontario International Airport (ONT)

Getting from Ontario International Airport (ONT) to central Ontario

  • The address for ONT is 2900 E. Airport Drive.

  • Ontario International Airport is roughly 6 kilometres from central Ontario. The drive time takes around 10 minutes.

  • If you're using public transport, expect a journey of roughly 1 hour 30 minutes.

When to fly to Ontario International Airport (ONT)

  • August is the busiest month for flights from Birmingham International Airport to Ontario International Airport. To avoid the crowds, travel to Ontario in May.

  • The warmest month in Ontario is August, with the temperature ranging between 15ºC and 35ºC. Book your flights from Birmingham International Airport to Ontario International Airport in this month if you like this kind of weather.

  • January has average temperatures of between 4ºC and 23ºC. Search for cheap tickets from BHX to ONT sometime around then if you like travelling in cooler conditions.

Explore more of United States

  • Los Angeles is just one of the many places in United States waiting to be explored once you've seen the sights of Ontario. Around 56 kilometres away to the west, well-known attractions include Griffith Observatory, The Broad and La Brea Tar Pits & Museum.

  • If you're interested in discovering another well-known destination in United States, consider San Diego, about 153 kilometres south of Ontario. San Diego Zoo, USS Midway Museum and SeaWorld San Diego are key reasons to visit.

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