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Cheap Flights from Ontario to San Juan, PR, United States - ONT to SJU Last modified: May 27, 2016 2:24 AM

Popular flights from Ontario to San Juan Last modified: May 27, 2016 2:24 AM

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Alaska Airlines
Departure Date Return Date Lowest Price
Sep 8, 2016 Sep 20, 2016 $609
American Airlines
Departure Date Return Date Lowest Price
Sep 8, 2016 Sep 20, 2016 $473
United Airlines
Departure Date Return Date Lowest Price
Sep 12, 2016 Sep 16, 2016 $472

How Much Does it Cost to Fly from Ontario to San Juan (ONT to SJU)?

We have collected flight cost data from across the web for travel from Ontario to San Juan, and have found the average flight price for this trip to be $525.

When Can I Buy the Cheapest Flight from Ontario to San Juan (ONT to SJU)?

Airlines can adjust prices for plane tickets from Ontario to San Juan based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Cheapest Day To Fly from Ontario to San Juan

The chart below shows up-to-date information regarding the cheapest days to fly from Ontario to San Juan.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$531 $495 $495 $531 $523 $530 $567

Lowest Fares Chart By Month from Ontario to San Juan

The chart below shows the lowest fare by month when flying from Ontario to San Juan.

Month Origin Destination Carrier Depart Date Return Date Stops Price
June Ontario San Juan United 6/16/16 6/23/16 2 $531
July Ontario San Juan United 7/13/16 7/22/16 2 $502
August Ontario San Juan United 8/16/16 8/30/16 2 $495
September Ontario San Juan United 9/12/16 9/16/16 2 $472
November Ontario San Juan United 11/25/16 12/4/16 2 $531
December Ontario San Juan American 12/22/16 12/30/16 2 $653
February Ontario San Juan United 2/20/17 2/27/17 2 $523
March Ontario San Juan United 3/19/17 3/28/17 2 $503

Round Trip vs One Way Flights from Ontario to San Juan (ONT to SJU)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Ontario to San Juan. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Ontario to San Juan is $320.

The average price for round trip flights from Ontario to San Juan is $520.

Ontario to San Juan Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from Ontario to San Juan?
Answer: Dallas - Ft Worth, TX

Airlines Flying from Ontario to San Juan (ONT to SJU) Number of flights searched: 127Last modified: May 27, 2016 2:24 AM

Below are the different airlines that fly from Ontario to San Juan with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Ontario to San Juan.

Ontario to San Juan
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American DFW X X X X X X X
American PHX / CLT X X X X X X X
Delta SLC / JFK X X X X X X X
United IAH X X X X X X X
United DEN / IAH X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Ontario and San Juan, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights to San Juan - SJU

FlightsAirlineLowest Price
Los Angeles to San Juan Silver, American, Alaska, JetBlue, Frontier, Spirit, Sun Country, United, Virgin America $347
Las Vegas to San Juan Silver, American, Alaska, JetBlue, Frontier, Spirit, Sun Country, United, Virgin America $353
San Diego to San Juan Silver, American, Alaska, JetBlue, Sun Country, United $416
Santa Ana to San Juan Silver, American, Alaska, JetBlue, Frontier, Spirit, Sun Country, United $451
Palm Springs to San Juan American, Alaska, United $575
Long Beach to San Juan American, Alaska, JetBlue, Frontier, Spirit, United $468
Los Angeles to ViequesCheck Dates
Los Angeles to Miami American, Alaska, Frontier, United $214
Las Vegas to New York American, Alaska, JetBlue, Frontier, Spirit, Sun Country, United, Virgin America $241
Los Angeles to Aguadilla American, Alaska, JetBlue, United $453
Los Angeles to Orlando American, Alaska, JetBlue, Frontier, Spirit, Sun Country, United, Virgin America $204
Los Angeles to Ponce JetBlue $764
Los Angeles to Ft Lauderdale American, Alaska, JetBlue, Spirit, United, Virgin America $167
Los Angeles to Boston American, Alaska, JetBlue, Spirit, Sun Country, United, Virgin America $255
San Diego to New York American, Alaska, JetBlue, Frontier, Hawaiian, Sun Country, United, Virgin America $349
San Diego to Atlanta American, Alaska, JetBlue, Frontier, Spirit, United $318
Las Vegas to Miami American, Alaska, JetBlue, Frontier, United $173

Cheap International Flights to San Juan - SJU

FlightsAirlineLowest Price
Los Angeles to St Thomas Island American, Alaska, JetBlue, Frontier, Spirit, United, Virgin America $454
Las Vegas to St Thomas Island American, Alaska, JetBlue, Frontier, Spirit, United $447
Los Angeles to Punta Cana Silver, American, Alaska, JetBlue, Frontier, Spirit, Sun Country, United, Virgin America $398
Los Angeles to St Croix Island Silver, American, Alaska, JetBlue, United $455
San Diego to St Thomas Island American, Alaska, JetBlue, United $439
Los Angeles to St Maarten American, Alaska, JetBlue, Spirit, United, Virgin America $556
Las Vegas to Punta Cana American, JetBlue, Frontier, Spirit, Sun Country, United $395
Los Angeles to Santo Domingo American, Alaska, JetBlue, Spirit, United, Virgin America $538
Los Angeles to Beef Island Cape Air, American, Alaska, JetBlue, United $634
Las Vegas to St Croix Island American, JetBlue, United $534
Las Vegas to St Maarten American, JetBlue, Frontier, Spirit, United $632
Los Angeles to London American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, Meridiana, KLM, Lufthansa, LOT, Thomas Cook, Air New Zealand, Czech, Austrian, SATA, SAS, Brussels, Jetairfly, Tap Portugal, United, Air Europa, Virgin Atlantic, FlexFlight, City Jet, Great Lakes $988
San Diego to St Croix Island Silver, American, Alaska, JetBlue, United $508
Cheap Flights from Ontario to San Juan, PR, United States, from $472 Round trip from ONT to SJU