Cheap Flight Tickets from Ontario (ONT) to Trenton (TTN), Starting at $471

Good to Know: Cheapest and Fastest ONT - TTN Flights

Useful information for finding best airline tickets from Ontario International to Trenton Mercer on your next trip.

Cheapest Round Trip Flight

$471

AA American Airlines • 3 stops • 25h 38m

Jul 28 – Aug 03

The cheapest round trip flight from Ontario to Trenton (ONT-TTN-ONT) is currently $471

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Cheapest Direct Flight

$704

AA American Airlines • nonstop • 8h 42m

Jul 28

The cheapest nonstop flight from Ontario to Trenton (ONT-TTN) is currently $704

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Fastest Flight

8h 34m

The fastest nonstop flight from Ontario to Trenton (ONT-TTN) takes 8h 34m

Top Airlines Flying from Ontario to Trenton

Delta Airline, DL

Delta Airlines

Sun Country Airlines (SY)

Sun Country Airlines

American Airlines, AA

American Airlines

Latest Flight Deals from Ontario (ONT) to Trenton (TTN)

Compare and book low fare round-trip air tickets from Ontario to Trenton. Ideal for travelers with confirmed return itineraries.

Jul 28 - Aug 03, Economy
AA
Ontario → Trenton
25h 38m
11:59 PM - 6:37 PM • 3 stops
AA
Ontario → Trenton
18h 34m
3:45 PM - 11:59 PM • 3 stops
$471
American Airlines
Jul 28 - Aug 03, Economy
DL
Ontario → Trenton
13h 33m
5:30 AM - 4:43 PM • 1 stop
DL
Ontario → Trenton
12h 7m
6:15 AM - 10:42 AM • 1 stop
$579
Delta Airlines
Jul 28 - Aug 03, Economy
AA
Ontario → Trenton
8h 42m
7:02 AM - 3:24 PM • nonstop
AA
Ontario → Trenton
9h 5m
10:05 PM - 12:50 AM • nonstop
$704
American Airlines
Jul 28 - Aug 03, Economy
AA
Ontario → Trenton
8h 36m
6:05 AM - 2:21 PM • nonstop
AA
Ontario → Trenton
9h 8m
8:26 AM - 11:14 AM • nonstop
$704
American Airlines
Jul 28 - Aug 03, Economy
F9
Ontario → Trenton
64h
6:00 AM - 11:40 PM • 2 stops
F9
Ontario → Trenton
34h 5m
6:05 AM - 11:50 PM • 2 stops
$863
Frontier Airlines
Jul 28 - Aug 03, Economy
F9
Ontario → Trenton
42h 32m
10:49 AM - 3:41 PM • 2 stops
F9
Ontario → Trenton
34h 5m
6:05 AM - 11:50 PM • 2 stops
$1299
Frontier Airlines

Fly from Ontario to Trenton with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Ontario to Trenton? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Ontario to Trenton Flights

What are the airports in Ontario?
ONT
What’s the most popular airline flying from ONT to TTN?
The most popular airline flying from Ontario to Trenton are
Can I fly from ONT to TTN non-stop?
Yes, you can fly ONT to TTN non-stop on
Which airlines fly nonstop between Ontario and Trenton?
The non-stop flights between Ontario and Trenton are .
What’s the earliest departure time from ONT to TTN Airport?
The earliest flight leaves ONT at 5:30 am and lands in TTN - Trenton Mercer
What are the airports in Trenton?
TTN
Can I make changes to my Ontario to Trenton flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ONT to TTN?
Read the fare rules of the Ontario to Trenton air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Ontario and Trenton?
operate flights between Ontario and Trenton
How long does a flight from Ontario to Trenton take?
It takes approximately 5 hour to fly non-stop from ONT to TTN, which is 2376.51 miles by air.
Which airlines provide the cheapest flights from Ontario (ONT) to Trenton (TTN) ?
In the past couple of days, the cheapest tickets to TTN from ONT were found on DL : USD 579
Do I need a passport to fly between ONT and TTN?
No
What’s the latest departure time from ONT to TTN ?
The last flight leaves ONT at 11:59 pm

Ontario (ONT) to Trenton (TTN): Airport Information

Origin Airport Ontario International , Ontario, US
Destination Airport Trenton Mercer , Trenton, US
Distance 2377 miles

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