Cheap flights from Guatemala City to Ontario International

Compare Guatemala City 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 Guatemala City to Ontario International

Looking for a cheap last-minute deal or the best round-trip flight from Guatemala City Airport to Ontario International Airport? If you want to travel next month, round-trip fares start from $702. Find the lowest prices on one-way and round-trip tickets right here.

Ontario.$499 per passenger.Departing Wed, Jul 8, returning Sat, Jul 25.Round-trip flight with Volaris and Frontier Airlines.Outbound indirect flight with Volaris, departing from Guatemala City on Wed, Jul 8, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departing from Ontario International on Sat, Jul 25, arriving in Guatemala City.Price includes taxes and charges.From $499, select.

Ontario.$573 per passenger.Departing Tue, Aug 25, returning Sat, Aug 29.Round-trip flight with Volaris and Frontier Airlines.Outbound indirect flight with Volaris, departing from Guatemala City on Tue, Aug 25, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departing from Ontario International on Sat, Aug 29, arriving in Guatemala City.Price includes taxes and charges.From $573, select.

Ontario.$584 per passenger.Departing Thu, Aug 27, returning Sat, Sep 12.Round-trip flight with Avianca.Outbound indirect flight with Avianca, departing from Guatemala City on Thu, Aug 27, arriving in Ontario International.Inbound indirect flight with Avianca, departing from Ontario International on Sat, Sep 12, arriving in Guatemala City.Price includes taxes and charges.From $584, select.

Ontario.$660 per passenger.Departing Thu, May 21, returning Thu, May 28.Round-trip flight with United.Outbound indirect flight with United, departing from Guatemala City on Thu, May 21, arriving in Ontario International.Inbound indirect flight with United, departing from Ontario International on Thu, May 28, arriving in Guatemala City.Price includes taxes and charges.From $660, select.

Ontario.$692 per passenger.Departing Thu, May 28, returning Thu, Jul 2.Round-trip flight with Volaris and Frontier Airlines.Outbound indirect flight with Volaris, departing from Guatemala City on Thu, May 28, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departing from Ontario International on Thu, Jul 2, arriving in Guatemala City.Price includes taxes and charges.From $692, select.

Ontario.$702 per passenger.Departing Wed, Jun 17, returning Tue, Jun 30.Round-trip flight with Volaris and Frontier Airlines.Outbound indirect flight with Volaris, departing from Guatemala City on Wed, Jun 17, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departing from Ontario International on Tue, Jun 30, arriving in Guatemala City.Price includes taxes and charges.From $702, select.

Ontario.$795 per passenger.Departing Mon, Dec 28, returning Mon, Jan 11.Round-trip flight with United.Outbound indirect flight with United, departing from Guatemala City on Mon, Dec 28, arriving in Ontario International.Inbound indirect flight with United, departing from Ontario International on Mon, Jan 11, arriving in Guatemala City.Price includes taxes and charges.From $795, select.

Ontario.$925 per passenger.Departing Mon, Nov 16, returning Thu, Dec 3.Round-trip flight with United.Outbound indirect flight with United, departing from Guatemala City on Mon, Nov 16, arriving in Ontario International.Inbound indirect flight with United, departing from Ontario International on Thu, Dec 3, arriving in Guatemala City.Price includes taxes and charges.From $925, select.

Ontario.$1,527 per passenger.Departing Sat, Jun 20, returning Sat, Jul 4.Round-trip flight with United.Outbound indirect flight with United, departing from Guatemala City on Sat, Jun 20, arriving in Ontario International.Inbound indirect flight with United, departing from Ontario International on Sat, Jul 4, arriving in Guatemala City.Price includes taxes and charges.From $1,527, select.

Ontario.$1,674 per passenger.Departing Mon, Dec 14, returning Thu, Dec 17.Round-trip flight with Avianca.Outbound indirect flight with Avianca, departing from Guatemala City on Mon, Dec 14, arriving in Ontario International.Inbound indirect flight with Avianca, departing from Ontario International on Thu, Dec 17, arriving in Guatemala City.Price includes taxes and charges.From $1,674, select.

Find the cheapest month to fly from Guatemala City to Ontario International

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

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Guatemala City to Ontario International: Alternative routes

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

Guatemala City to Ontario: Flight information

The things to know before you go.

Cheapest flight found	$499
Cheapest month to fly	July

Finding cheap flights from Guatemala City to Ontario International: Frequently asked questions

How much are round-trip flights from Guatemala City to Ontario International?

The best price we found for a round-trip flight from Guatemala City to Ontario International is $499. 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.

Which airlines fly direct from Guatemala City to Ontario International?

Currently, there are no airlines that fly direct from Guatemala City to Ontario International. But we found flights with one or more stops from $499.

How many flights are there a week from Guatemala City to Ontario International?

There are no flights flying from Guatemala City to Ontario International, as of May 2026.

When is the cheapest time to fly from Guatemala City to Ontario International?

The cheapest month to fly from Guatemala City to Ontario International is usually July.

Which upcoming date is cheapest to fly from Guatemala City Airport to Ontario International Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Guatemala City Airport to Ontario International Airport on Wednesday, July 8, 2026.

Can I get a direct flight from Guatemala City Airport to Ontario International Airport?

No airlines currently offer direct flights between Guatemala City Airport and Ontario International Airport. Most routes have one or more stops.

How can I find the best flight deal to Ontario International?

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.

When is the best time to book flights to Ontario?

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.

Which is the cheapest airline to fly with from Guatemala City Airport to Ontario International?

Currently, Volaris offers the cheapest flight tickets to Ontario International.

Flying from La Aurora International Airport (GUA) to Ontario International Airport (ONT): what you need to know

The timezone in Ontario is UTC-7, which is one hour behind Guatemala City.
Get to the airport on time so you don't miss your GUA to ONT flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to prevent a last-minute sprint to your gate.
You can expect bigger queues in popular months such as July. Arriving up to four hours ahead of international flights and two hours for domestic departures will help ensure a smooth travel experience.
We make it simple to book a flight with a stopover. To see all your options for tickets from La Aurora International Airport to Ontario International Airport, deselect 'Direct flights only.' Then, pick a flight with a stop long enough to tour your chosen city. Popular stopovers between GUA and ONT include:
- El Salvador International Airport
- George Bush Intercontinental Airport
- Dallas/Fort Worth International Airport

How to find the cheapest flights from La Aurora International Airport (GUA) to Ontario International Airport (ONT)

$216 is the best price for a one-way La Aurora International Airport to Ontario International Airport flight. A return flight starts from $499. These fares can change based on availability and demand.
It's often best to book in advance if you're looking for cheap tickets from GUA to ONT. That's because airlines change prices based on demand, which tends to increase closer to departure.
The 'Whole month' search function shows you the cheapest flights from La Aurora International Airport to Ontario International Airport across the entire month. It's a great way to snap up a bargain if your dates aren't set in stone.
Finding cheap flights from GUA to ONT is easy with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch as soon as a new deal comes up.
Lock in the ideal flight for you by using the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from La Aurora International Airport to Ontario International Airport, use the 'Sort by' function. You can also filter by airline, departure and arrival times, and number of stops.

Handy information about La Aurora International Airport (GUA)

La Aurora International Airport gets top marks for on-time performance. 84.05% of flights that take off from GUA arrive at their destination without delay.
La Aurora International Airport is around 8 kilometers from central Guatemala City. If you're driving, catching a cab or ride-sharing from the center, it'll take 20 minutes or so to arrive, depending on the traffic.
Searching for a convenient hotel near GUA? If you're catching an early flight from La Aurora International Airport to Ontario International Airport, these accommodation options will have you moments from your departure lounge:

Arriving at Ontario International Airport (ONT)

If you're landing on a late La Aurora International Airport to Ontario International Airport flight, nothing tops the convenience of being close to the terminal. Grab your suitcases from the carousel and then be showered and resting soon after at one of these accommodation options near ONT:
Go where the road takes you with an Ontario International Airport rental car. Book your wheels from Dollar, Fox - Rent A Car or Thrifty and discover more of Ontario and beyond.
Reserving your ride from Ontario International Airport around three weeks ahead boosts your odds of scoring a great price.

Getting from Ontario International Airport (ONT) to central Ontario

ONT is located at 2900 E. Airport Drive.
From Ontario International Airport, Ontario is approximately 6 kilometers away. It takes around 10 minutes to get to the center driving.
When traveling on public transport, expect a journey of about 1 hour 30 minutes.

When to fly to Ontario International Airport (ONT)

The quietest month for a flight from La Aurora International Airport to Ontario International Airport is May, while August is the busiest. Choose the ideal time to visit Ontario based on whether you prefer a bustling atmosphere or a more laid-back vibe.
The warmest month in Ontario is August, with temperatures ranging between 15ºC (59ºF) and 35ºC (95ºF). Book your flights from La Aurora International Airport to Ontario International Airport in this month if you enjoy this type of weather.
January has average temperatures of between 4ºC (39ºF) and 23ºC (73ºF). Search for cheap tickets from GUA to ONT sometime around then if you want to travel in cooler conditions.

Explore more of United States

Los Angeles is just one of the many cities in United States waiting to be discovered after you've experienced Ontario. Around 56 kilometers away to the west, its top attractions include Griffith Observatory, The Broad and La Brea Tar Pits & Museum.
Around 153 kilometers south of Ontario, San Diego is another essential stop in United States. Start your sightseeing at San Diego Zoo, USS Midway Museum and SeaWorld San Diego.