The cheapest times to fly from ONT to NAS are

  • January 1st to February 25th (except the week of February 12th)
  • August 6th to November 18th

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 ONT to NAS is mid to late September. Prices can be as high as $1453 for Sunday flights during early to mid May, or as low as $470 for Tuesday flights around mid to late September.


When to Fly to Nassau

Flying from Ontario, CA (ONT) to Nassau (NAS) will usually cost between $485 to $911 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late September with an average ticket price of $489. Due to high demand the most expensive time to fly is early to mid May, with an average price of $966. Planning your trip to low-cost times can easily save you $476 on economy flights and even more on first-class flights. Generally, any price below $563 can be considered a good price for a round-trip ONT to NAS flight.

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

ONT to NAS Flight Prices

Compared to other flights, the ONT to NAS flight is cheaper than the average and costs much less than the average flight leaving from Ontario. The average price per mile (for a direct flight) is $0.14, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. 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 $177 (24%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $514. Return trip prices are from the NAS to ONT 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 ONT to NAS can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 5 hour 26 minutes may not be realistic.


Flight Questions Answered

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

Which airlines fly this route?

You can find 9 major airlines flying this route most often: Air Canada, American, Bahamasair, COPA, Delta, JetBlue, Qatar Airways, Southwest, United, and potentially more during busy seasons.

How far away is it from Lynden Pindling International Airport to Ontario International Airport?

The distance between the two airports is roughly 2474 miles or 3982 kilometers.

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

The real-world flight time for a nonstop ONT to NAS flight is about 5 hour 26 minutes.

How many flights go between Ontario, CA and Nassau?

It depends on the day of the week and the date, but a typical day might have around 81 available flights from ONT to NAS.


Airport Location Info


Departing Airport

Origination codeONT
Origination airport nameOntario International Airport
CityOntario, CA
Countrythe United States

Return Airport

Destination codeNAS
Destination airport nameLynden Pindling International Airport
CountryThe Bahamas


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.