ONT - TTN

$381 Find Cheap Flights from Ontario to Trenton - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Cheap Flights from Ontario to Trenton (ONT-TTN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ontario to Trenton

Thu, Oct 1 - Sun, Oct 4
Frontier Logo
11:45 am - 6:42 pmONT  Ontario-TTN Trenton-Mercer
27h 57m2 stops Denver Intl Orlando
Frontier Logo
7:39 pm - 11:22 amTTN  Trenton-Mercer-ONT Ontario
18h 43m2 stops Orlando Las Vegas Harry Reid Intl
$660Frontier
Thu, Dec 3 - Mon, Dec 7
Frontier Logo
8:32 pm - 10:28 amONT  Ontario-TTN Trenton-Mercer
10h 56m2 stops Las Vegas Harry Reid Intl Orlando
Frontier Logo
11:23 am - 6:15 amTTN  Trenton-Mercer-ONT Ontario
21h 52m2 stops Orlando Las Vegas Harry Reid Intl
$757Frontier
Wed, Oct 7 - Sun, Oct 11
Frontier Logo
2:30 pm - 6:54 pmONT  Ontario-TTN Trenton-Mercer
25h 24m2 stops Las Vegas Harry Reid Intl Orlando
Frontier Logo
7:39 pm - 10:29 amTTN  Trenton-Mercer-ONT Ontario
17h 50m2 stops Orlando Denver Intl
$765Frontier
Wed, Dec 23 - Thu, Dec 31
Frontier Logo
4:46 pm - 10:28 amONT  Ontario-TTN Trenton-Mercer
14h 42m2 stops Denver Intl Orlando
Frontier Logo
11:23 am - 6:15 amTTN  Trenton-Mercer-ONT Ontario
21h 52m2 stops Orlando Las Vegas Harry Reid Intl
$1,028Frontier
Booking Insights

Price, demand and travel trends for Ontario to Trenton flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Ontario to Trenton with more confidence.

What is the cheapest airline to fly from Ontario to Trenton?

Frontier ($660) offered the cheapest round-trip ticket from Ontario to Trenton in the last 5 days.

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Key details for Ontario to Trenton flights

Cheapest flight

$381
Flight from Ontario to Trenton

When to book flights from Ontario to Trenton

Are your dates flexible? Find out the best times to travel from Ontario to Trenton based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Ontario to Trenton flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Ontario to Trenton?

    Flights from Ontario to Trenton usually depart from Ontario (ONT) and arrive at Trenton-Mercer (TTN).

  • Do I need a passport to fly from Ontario to Trenton?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Ontario to Trenton changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $660 to $1,028. That means the highest observed fare was about 55% higher than the lowest one.

  • What is the time difference between Ontario and Trenton?

    Trenton is 3 hours ahead of Ontario (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

More options for your flight from Ontario to Trenton

Complete your trip to Trenton with a hotel stay or car rental

Car rentals in Trenton
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