Cheap Flights from Ontario to San Juan Starting at $153

Helping travelers to find the best flight offers

Cheapest flights from Ontario to San Juan

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Ontario to San Juan. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$153

Frontier Airlines
Frontier Airlines
1 transfer
9h 35m
05/23/2025

The cheapest one-way flight from Ontario to San Juan departs on 05/23/2025, is operated by Frontier Airlines and costs $153

Cheapest round trip flight

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There is no information about the cheapest roundtrip flight from Ontario to San Juan

The fastest flight

9h 35m

Fastest flight from Ontario to San Juan takes 9h 35m

Direct flights

No direct flights

There are no direct flights on this route.

Distance

5362km

Timezone difference

4h

The distance between Ontario and San Juan is 5362km (3324 miles). The time difference between Ontario and San Juan is 4h .

See also:

Cheap flights to Puerto Rico

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Direct flights airfares to San Juan

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Cheapest air tickets to Ontario

Airfare from Ontario to San Juan by month

We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Ontario to San Juan

May 2025
Lowest price
on average:
$266
  • Avg Price

Airlines operating on route

Below you will find a list of airlines operating flights on the Ontario — San Juan route and the starting prices for flights of each specific airline on it.

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We tried looking for a list of airlines flying on Ontario to San Juan route and that list simply appears to be empty

Direct Flights from Ontario to San Juan

A direct flight is the most convenient and comfortable way to fly from Ontario to San Juan, despite the fact that sometimes flights with transfers can cost significantly less.

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There appear to be no direct flights from Ontario to San Juan at this time.... Well, or something went wrong on our side and we couldn't find anything

Schedule of direct flights from Ontario to San Juan

A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Ontario to San Juan:

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Unable to find information about the schedule of direct flights from

Ontario airports overview

ONT
Ontario International Airport
United Airlines
Airlines flying to this airport
$193
Starting at
$193-214%
on average
LAX
Los Angeles International Airport
United Airlines
Airlines flying to this airport
$296
Starting at
$604
on average

San Juan airports overview

SJU
Luis Munoz Marin International Airport
United Airlines
American Airlines
Frontier Airlines
Spirit Airlines
Airlines flying to this airport
$135
Starting at
$250
on average

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

How much is the cheapest flight ticket from Ontario to San Juan?

The cheapest flight ticket from Ontario to San Juan according to data for the last 48 hours costs $153

When is the best time to buy air tickets on the route Ontario — San Juan?

Often the best time to buy tickets from Ontario to San Juan is 2 months before departure.

When is the cheapest time of year to fly from Ontario to San Juan?

Based on statistics over the past years, the lowest prices for flights from Ontario to San Juan can be found flying in these months: May.

How long does it take to fly from Ontario to San Juan?

The fastest flights from Ontario to San Juan start from 9 hours 35 minutes in the air.

Which airline can fly direct from Ontario to San Juan?

The following airlines operate direct flights on the route Ontario — San Juan:

Special offers and sales on air tickets from Ontario to San Juan

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

Alternative routes

Bakersfield ➜ San Juan•Fresno ➜ San Juan•Long Beach ➜ San Juan•Merced ➜ San Juan•Modesto ➜ San Juan•Mexicali ➜ San Juan•Santa Barbara ➜ San Juan•Santa Maria ➜ San Juan•Tijuana ➜ San Juan•Yuma ➜ San Juan•Ontario ➜ Cap Haitien•Ontario ➜ Caracas•Ontario ➜ Les Cayes•Ontario ➜ Fort De France•Ontario ➜ La Romana•Ontario ➜ Port Au Prince•Ontario ➜ Porlamar•Ontario ➜ Puerto Plata•Ontario ➜ Ponce•Ontario ➜ Santiago