The cheapest times to fly from TBS to ONT are

  • January 8th to May 20th
  • September 3rd to September 23rd
  • October 29th to December 2nd (except the week of November 19th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from TBS to ONT is late January and early February. Prices can be as high as $1885 for Sunday flights during early August, or as low as $972 for Wednesday flights around late January and early February.


When to Fly to Ontario

Flying from Tbilisi (TBS) to Ontario, CA (ONT) will usually cost between $1051 to $1555 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January and early February with an average ticket price of $1064. Due to high demand the most expensive time to fly is early August, with an average price of $1530. Planning your trip to low-cost times can easily save you $466 on economy flights and even more on first-class flights. Generally, any price below $1189 can be considered a good price for a round-trip TBS to ONT flight.

See below for a graph of average weekly prices for the TBS to ONT route. All prices are for round-trip tickets in USD.

TBS to ONT Flight Prices

Compared to other flights, the TBS to ONT flight is slightly more expensive than the average and costs slightly more than the average flight leaving from Tbilisi. The average price per mile (for a direct flight) is $0.1, which is far below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to ONT, and Tuesday the cheapest day to fly back into TBS. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $228 (15%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $1181. Return trip prices are from the ONT to TBS flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from TBS to ONT can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 13 hour 44 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from TBS to ONT while comparing.

Destination alternative #1: Los Angeles International Airport (LAX) in Los Angeles, CA

  • 47 miles (76 km) away from ONT
  • Usually 27.00% less expensive than ONT
  • 1-layover flights available

See TBS to LAX flights

Destination alternative #2: San Diego International Airport (SAN) in San Diego, CA

  • 94 miles (151 km) away from ONT
  • Usually 3.11% less expensive than ONT
  • 2-layover flights available

See TBS to SAN flights

Destination alternative #3: John Wayne-Orange County Airport (SNA) in Santa Ana, CA

  • 30 miles (48 km) away from ONT
  • Usually 0.25% less expensive than ONT
  • 2-layover flights available

See TBS to SNA flights


Flight Hacking TBS to ONT

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from TBS to ONT — but Champion Traveler does!

Hack #1: St. Petersburg (TBS > LED > ONT)

  • Price for both tickets: $833
  • Average savings: $356 (29.94%)

See TBS to DME flights

Hack #2: Moscow (TBS > DME > ONT)

  • Price for both tickets: $892
  • Average savings: $297 (24.98%)

See TBS to LED flights

Hack #3: Istanbul (TBS > IST > ONT)

  • Price for both tickets: $1013
  • Average savings: $177 (14.84%)

See TBS to IST flights


Flight Questions Answered

Still have questions about flying from TBS to ONT? We’ve got answers.

Which airlines fly this route?

You can find 13 major airlines flying this route most often: Air France, Alaska, American, British Airways, Delta, Finnair, Iberia, JetBlue, KLM, Lufthansa, Qatar Airways, Turkish Airlines, United, and potentially more during busy seasons.

How far away is it from Ontario International Airport to Tbilisi Airport?

The distance between the two airports is roughly 7087 miles or 11405 kilometers.

How long does it take to fly from TBS to ONT?

The real-world flight time for a nonstop TBS to ONT flight is about 13 hour 44 minutes.

How many flights go between Tbilisi and Ontario, CA?

It depends on the day of the week and the date, but a typical day might have around 12 available flights from TBS to ONT.


Airport Location Info


Departing Airport

Origination code TBS
Origination airport name Tbilisi Airport
City Tbilisi
Country Georgia
Latitude 41.7
Longitude 45

Return Airport

Destination code ONT
Destination airport name Ontario International Airport
City Ontario, CA
Country the United States
Latitude 34.1
Longitude -117.6


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.