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Cheap Flights from Guatemala City (GUA) to Ontario (ONT)

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      Travellers and cabin class, 1 Adult, Economy

      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 return flight from Guatemala City Airport to Ontario International Airport? If you want to travel next month, return fares start from $907. Find the lowest prices on one-way and return tickets right here.
      Ontario.$815 per passenger.Departing Mon, 1 Feb, returning Tue, 9 Feb.Return flight with United.Outbound indirect flight with United, departs from Guatemala City on Mon, 1 Feb, arriving in Ontario International.Inbound indirect flight with United, departs from Ontario International on Tue, 9 Feb, arriving in Guatemala City.Price includes taxes and charges.From $815, select.
      Ontario.$877 per passenger.Departing Sat, 10 Oct, returning Sat, 23 Jan.Return flight with United.Outbound indirect flight with United, departs from Guatemala City on Sat, 10 Oct, arriving in Ontario International.Inbound indirect flight with United, departs from Ontario International on Sat, 23 Jan, arriving in Guatemala City.Price includes taxes and charges.From $877, select.
      Ontario.$884 per passenger.Departing Fri, 19 Mar, returning Sat, 17 Apr.Return flight with Volaris and Avianca.Outbound indirect flight with Volaris, departs from Guatemala City on Fri, 19 Mar, arriving in Ontario International.Inbound indirect flight with Avianca, departs from Ontario International on Sat, 17 Apr, arriving in Guatemala City.Price includes taxes and charges.From $884, select.
      Ontario.$907 per passenger.Departing Mon, 5 Oct, returning Mon, 12 Oct.Return flight with United.Outbound indirect flight with United, departs from Guatemala City on Mon, 5 Oct, arriving in Ontario International.Inbound indirect flight with United, departs from Ontario International on Mon, 12 Oct, arriving in Guatemala City.Price includes taxes and charges.From $907, select.
      Ontario.$913 per passenger.Departing Fri, 22 Jan, returning Sat, 30 Jan.Return flight with United.Outbound indirect flight with United, departs from Guatemala City on Fri, 22 Jan, arriving in Ontario International.Inbound indirect flight with United, departs from Ontario International on Sat, 30 Jan, arriving in Guatemala City.Price includes taxes and charges.From $913, select.
      Ontario.$922 per passenger.Departing Thu, 17 Sep, returning Sat, 3 Oct.Return flight with Avianca.Outbound indirect flight with Avianca, departs from Guatemala City on Thu, 17 Sep, arriving in Ontario International.Inbound indirect flight with Avianca, departs from Ontario International on Sat, 3 Oct, arriving in Guatemala City.Price includes taxes and charges.From $922, select.
      Ontario.$937 per passenger.Departing Tue, 10 Nov, returning Thu, 26 Nov.Return flight with Avianca.Outbound indirect flight with Avianca, departs from Guatemala City on Tue, 10 Nov, arriving in Ontario International.Inbound indirect flight with Avianca, departs from Ontario International on Thu, 26 Nov, arriving in Guatemala City.Price includes taxes and charges.From $937, select.
      Ontario.$979 per passenger.Departing Wed, 28 Oct, returning Mon, 9 Nov.Return flight with United.Outbound indirect flight with United, departs from Guatemala City on Wed, 28 Oct, arriving in Ontario International.Inbound indirect flight with United, departs from Ontario International on Mon, 9 Nov, arriving in Guatemala City.Price includes taxes and charges.From $979, select.
      Ontario.$1,015 per passenger.Departing Fri, 18 Sep, returning Tue, 22 Sep.Return flight with Avianca.Outbound indirect flight with Avianca, departs from Guatemala City on Fri, 18 Sep, arriving in Ontario International.Inbound indirect flight with Avianca, departs from Ontario International on Tue, 22 Sep, arriving in Guatemala City.Price includes taxes and charges.From $1,015, select.
      Ontario.$1,038 per passenger.Departing Sat, 17 Apr, returning Sat, 1 May.Return flight with United.Outbound indirect flight with United, departs from Guatemala City on Sat, 17 Apr, arriving in Ontario International.Inbound indirect flight with United, departs from Ontario International on Sat, 1 May, arriving in Guatemala City.Price includes taxes and charges.From $1,038, select.
      Ontario.$1,100 per passenger.Departing Fri, 20 Nov, returning Tue, 26 Jan.Return flight with Volaris and Avianca.Outbound indirect flight with Volaris, departs from Guatemala City on Fri, 20 Nov, arriving in Ontario International.Inbound indirect flight with Avianca, departs from Ontario International on Tue, 26 Jan, arriving in Guatemala City.Price includes taxes and charges.From $1,100, select.
      Ontario.$1,136 per passenger.Departing Fri, 9 Apr, returning Fri, 23 Apr.Return flight with United.Outbound indirect flight with United, departs from Guatemala City on Fri, 9 Apr, arriving in Ontario International.Inbound indirect flight with United, departs from Ontario International on Fri, 23 Apr, arriving in Guatemala City.Price includes taxes and charges.From $1,136, select.
      Ontario.$1,242 per passenger.Departing Tue, 29 Dec, returning Sun, 10 Jan.Return flight with United.Outbound indirect flight with United, departs from Guatemala City on Tue, 29 Dec, arriving in Ontario International.Inbound indirect flight with United, departs from Ontario International on Sun, 10 Jan, arriving in Guatemala City.Price includes taxes and charges.From $1,242, select.
      Ontario.$1,294 per passenger.Departing Tue, 1 Dec, returning Wed, 2 Dec.Return flight with United.Outbound indirect flight with United, departs from Guatemala City on Tue, 1 Dec, arriving in Ontario International.Inbound indirect flight with United, departs from Ontario International on Wed, 2 Dec, arriving in Guatemala City.Price includes taxes and charges.From $1,294, select.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from Guatemala City to Ontario International found in the last 4 days, and are subject to change and availability.

      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 February.
      Sep
      from $1,015
      Oct
      from $907
      Nov
      from $937
      Dec
      from $1,294
      Jan
      from $913
      Feb
      from $815
      Mar
      Find prices
      Apr
      from $1,136
      May
      Find prices
      Jun
      Find prices
      Jul
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      Aug
      Find prices

      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.

      Ontario International

      4km from central Ontario
      Closest
      from $815
      Search flights

      San Bernardino Norton AFB

      39km from central Ontario
      Search flights

      Santa Ana John Wayne

      48km from central Ontario
      from $1,050
      Search flights

      Long Beach Municipal

      54km from central Ontario
      Search flights

      Hawthorne

      65km from central Ontario
      Search flights

      Burbank

      67km from central Ontario
      from $1,257
      Search flights

      Los Angeles International

      71km from central Ontario
      Cheapest
      from $531
      Search flights

      Guatemala City to Ontario: Flight information

      The things to know before you go.
      Cheapest flight found$815
      Cheapest month to flyFebruary

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

      The best price we found for a return flight from Guatemala City to Ontario International is $815. 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 Guatemala City to Ontario International. But we found flights with one or more stops from $815.
      As of September 2026, there are no flights flying from Guatemala City to Ontario International.
      The cheapest month to fly from Guatemala City to Ontario International is usually February.
      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 Monday, 1 February 2027.
      No airlines currently offer direct flights between Guatemala City 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, United offers the cheapest flight tickets to Ontario International.

      Travelling from Guatemala City Airport (GUA) to Ontario International Airport (ONT): what you need to know

      • Ontario is two hours behind Guatemala City and is in the UTC-8 timezone.

      • For a smooth journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This way, you can comfortably catch your GUA to ONT flight.

      • You can expect longer lines during popular months such as July. Arriving up to four hours ahead of international flights and two hours for a domestic departure will help ensure a smooth travel experience.

      • Think about adding a stopover when booking your ticket from Guatemala City Airport to Ontario International Airport. Simply deselect 'Direct flights only' to break up your journey, or maybe even explore a new city along the way. Here are some options between GUA and ONT:

        • Dallas Fort Worth International Airport

        • Houston George Bush Intercntl. Airport

        • San Salvador Airport

      How to find the cheapest flights from Guatemala City Airport (GUA) to Ontario International Airport (ONT)

      • $282 is the best price for a one-way Guatemala City Airport to Ontario International Airport flight. Return flights start at $814. These fares may change depending on availability.

      • It's a good idea to book in advance if you're looking for cheap tickets from GUA to ONT. That's because flight prices are based on demand, which tends to increase closer to the date of departure.

      • If you're flexible with your travel plans, use the 'Whole month' tool. It'll give you the cheapest price in each month when searching for your flight from Guatemala City Airport to Ontario International Airport.

      • Never miss a deal on cheap flights from GUA to ONT by creating a Price Alert. You'll receive an email or push notification on the app when a new discounted fare appears.

      • Secure the right flight for you by using the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Guatemala City Airport to Ontario International Airport, use the 'Sort by' tool. You can also filter results by airline, arrival and departure times, and number of stops.

      Handy information about Guatemala City Airport (GUA)

      • Guatemala City Airport maintains a solid on-time performance, making delays less likely. Departures from GUA land at their destination as scheduled 88% of the time.

      • Guatemala City Airport is around 10 kilometres from central Guatemala City. If you're catching a taxi, ride-sharing or driving from the centre, it'll take you 20 minutes or so to get there, depending on the traffic.

      • Planning to take public transport? You can expect a journey time of around 35 minutes.

      • Need a handy hotel near GUA? If you're boarding an early flight from Guatemala City Airport to Ontario International Airport, these stays will put you moments from check-in:

      Arriving at Ontario International Airport (ONT)

      Getting from Ontario International Airport (ONT) to central Ontario

      • ONT is located at 2900 E. Airport Drive.

      • From Ontario International Airport, Ontario is approximately 10 kilometres away. It takes around 15 minutes to drive to the centre.

      • When travelling by public transport, expect a journey time of about 45 minutes.

      When to fly to Ontario International Airport (ONT)

      • It's time to work out your travel dates for your flight from Guatemala City Airport to Ontario International Airport. July is the most popular month to visit Ontario. If you want a more laid-back vibe, go in March.

      • When reserving your flight from Guatemala City Airport to Ontario International Airport, think about the kind of weather you like. August is the warmest month in Ontario, with the temperature ranging from 16ºC (61ºF) to 36ºC (97ºF).

      • Search for cheap tickets from GUA to ONT in February if you want to travel in cooler conditions. Temperatures are at their lowest around then, ranging between 4ºC (39ºF) and 24ºC (75ºF) on average.

      Explore more of the United States

      • Ontario has its own special appeal, but there are so many other parts of the United States waiting to be explored. About 56 kilometres west of Ontario, a visit to Los Angeles will keep you on the move. Don't miss top attractions like Hollywood Sign, Universal Studios Hollywood and Hollywood Bowl.

      • Around 153 kilometres south of Ontario, San Diego is another favourite stop in the United States. Start your sightseeing at San Diego Zoo, San Diego Balboa Park and USS Midway Museum.

      Plan smart, explore more

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      Plan the rest of your trip from Guatemala City to Ontario

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.