Cheap Flights from Ontario to Philadelphia Starting at $68

Helping travelers to find the best flight offers

Cheapest flights from Ontario to Philadelphia

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 Philadelphia. 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

$68

Frontier Airlines
Frontier Airlines
Direct flight
5h 23m
06/05/2025

The cheapest one-way flight from Ontario to Philadelphia departs on 06/05/2025, is operated by Frontier Airlines and costs $68

Cheapest round trip flight

$131

Frontier Airlines
Frontier Airlines
Direct flight
11h 8m
06/02/2025

The cheapest roundtrip flight from Ontario to Philadelphia departs on 06/02/2025, is operated by Frontier Airlines and costs $131

The fastest flight

5h 17m

Fastest flight from Ontario to Philadelphia takes 5h 17m

Direct flights

Several times a week

There are direct flights on this route 4 days a week: Tu, Th, Fr, and Sa

Distance

3792km

Timezone difference

3h

The distance between Ontario and Philadelphia is 3792km (2351 miles). The time difference between Ontario and Philadelphia is 3h .

See also:

Cheap flights to United States

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Direct flights airfares to Philadelphia

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Cheapest air tickets to Ontario

Airfare from Ontario to Philadelphia 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 Philadelphia

April 2025
Lowest price
on average:
$106
July 2025
Highest price
on average:
$197
  • Avg Price

Airlines operating on route

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

Frontier Airlines
Frontier Airlines

Starting at $68

Spirit Airlines
Spirit Airlines

Starting at $69

American Airlines
American Airlines

Starting at $231

Direct Flights from Ontario to Philadelphia

Philadelphia city image

Los Angeles — Philadelphia

LAX — PHL

06/23/2025

Departure date

Direct flight

American Airlines

AA2758

Starting at $289

Philadelphia city image

Los Angeles — Philadelphia

LAX — PHL

04/18/2025

Departure date

Direct flight

Spirit Airlines

NK108

Starting at $192

Philadelphia city image

Los Angeles — Philadelphia

LAX — PHL

04/19/2025

Departure date

Direct flight

Spirit Airlines

NK108

Starting at $150

Philadelphia city image

Los Angeles — Philadelphia

LAX — PHL

04/21/2025

Departure date

Direct flight

Spirit Airlines

NK108

Starting at $430

Philadelphia city image

Los Angeles — Philadelphia

LAX — PHL

04/24/2025

Departure date

Direct flight

Spirit Airlines

NK108

Starting at $221

Philadelphia city image

Los Angeles — Philadelphia

LAX — PHL

04/30/2025

Departure date

Direct flight

American Airlines

AA2758

Starting at $336

Philadelphia city image

Los Angeles — Philadelphia

LAX — PHL

05/01/2025

Departure date

Direct flight

Spirit Airlines

NK108

Starting at $182

Philadelphia city image

Los Angeles — Philadelphia

LAX — PHL

05/06/2025

Departure date

Direct flight

American Airlines

AA813

Starting at $320

Philadelphia city image

Los Angeles — Philadelphia

LAX — PHL

06/04/2025

Departure date

Direct flight

American Airlines

AA813

Starting at $296

Philadelphia city image

Los Angeles — Philadelphia

LAX — PHL

08/22/2025

Departure date

Direct flight

Spirit Airlines

NK844

Starting at $121

Schedule of direct flights from Ontario to Philadelphia

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

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Unable to find information about the schedule of direct flights from

Ontario airports overview

ONT
Ontario International Airport
American Airlines
Frontier Airlines
Airlines flying to this airport
$96
Starting at
$134-34%
on average
LAX
Los Angeles International Airport
American Airlines
Spirit Airlines
Frontier Airlines
Airlines flying to this airport
$68
Starting at
$180
on average

Philadelphia airports overview

PHL
Philadelphia International Airport
American Airlines
Spirit Airlines
Frontier Airlines
Airlines flying to this airport
$68
Starting at
$171
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 Philadelphia?

The cheapest flight ticket from Ontario to Philadelphia according to data for the last 48 hours costs $68

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

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

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

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

How long does it take to fly from Ontario to Philadelphia?

The fastest flights from Ontario to Philadelphia start from 5 hours 17 minutes in the air.

Which airline can fly direct from Ontario to Philadelphia?

The following airlines operate direct flights on the route Ontario — Philadelphia: American Airlines, Spirit Airlines

Special offers and sales on air tickets from Ontario to Philadelphia

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

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