TTN

$96 Find Cheap Flights from Illinois to Trenton - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Trenton departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Illinois to Trenton

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Trenton that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Illinois to Trenton

Mon, Sep 28 - Thu, Oct 1
Frontier Logo
11:15 am - 6:42 pmORD  Chicago O'Hare Intl-TTN Trenton-Mercer
6h 27m1 stop Orlando
Frontier Logo
7:39 pm - 10:59 pmTTN  Trenton-Mercer-ORD Chicago O'Hare Intl
28h 20m1 stop Orlando
$200Frontier
Sat, Sep 12 - Mon, Sep 14
Frontier Logo
3:50 pm - 6:42 pmORD  Chicago O'Hare Intl-TTN Trenton-Mercer
25h 52m1 stop Orlando
Frontier Logo
7:39 pm - 10:59 pmTTN  Trenton-Mercer-ORD Chicago O'Hare Intl
28h 20m1 stop Orlando
$210Frontier
Tue, Sep 1 - Tue, Sep 8
Frontier Logo
7:44 pm - 12:04 pmORD  Chicago O'Hare Intl-TTN Trenton-Mercer
15h 20m1 stop Orlando
Frontier Logo
7:15 am - 11:08 pmTTN  Trenton-Mercer-ORD Chicago O'Hare Intl
16h 53m1 stop Orlando
$211Frontier
Wed, Sep 2 - Tue, Sep 8
Frontier Logo
7:44 pm - 12:04 pmORD  Chicago O'Hare Intl-TTN Trenton-Mercer
15h 20m1 stop Orlando
Frontier Logo
12:49 pm - 11:08 pmTTN  Trenton-Mercer-ORD Chicago O'Hare Intl
11h 19m1 stop Orlando
$218Frontier
Sat, Sep 19 - Sat, Sep 26
Frontier Logo
3:50 pm - 6:42 pmORD  Chicago O'Hare Intl-TTN Trenton-Mercer
25h 52m1 stop Orlando
Frontier Logo
7:39 pm - 10:20 amTTN  Trenton-Mercer-ORD Chicago O'Hare Intl
15h 41m1 stop Orlando
$219Frontier
Thu, Sep 10 - Mon, Sep 14
Frontier Logo
3:50 pm - 6:42 pmORD  Chicago O'Hare Intl-TTN Trenton-Mercer
25h 52m1 stop Orlando
Frontier Logo
7:39 pm - 10:59 pmTTN  Trenton-Mercer-ORD Chicago O'Hare Intl
28h 20m1 stop Orlando
$222Frontier
Fri, Aug 28 - Mon, Aug 31
Frontier Logo
6:05 am - 12:04 pmORD  Chicago O'Hare Intl-TTN Trenton-Mercer
28h 59m1 stop Orlando
Frontier Logo
12:49 pm - 11:08 pmTTN  Trenton-Mercer-ORD Chicago O'Hare Intl
11h 19m1 stop Orlando
$227Frontier
Thu, Oct 15 - Mon, Oct 19
Frontier Logo
8:34 pm - 10:39 amSTL  Lambert-St Louis-TTN Trenton-Mercer
13h 05m1 stop Orlando
Frontier Logo
11:25 am - 7:39 pmTTN  Trenton-Mercer-STL Lambert-St Louis
9h 14m1 stop Orlando
$230Frontier
Sat, Sep 5 - Mon, Sep 7
Frontier Logo
7:44 pm - 12:04 pmORD  Chicago O'Hare Intl-TTN Trenton-Mercer
15h 20m1 stop Orlando
Frontier Logo
6:30 am - 1:20 pmTTN  Trenton-Mercer-ORD Chicago O'Hare Intl
7h 50m1 stop Orlando
$236Frontier
Fri, Aug 28 - Tue, Sep 1
Frontier Logo
6:05 am - 12:04 pmORD  Chicago O'Hare Intl-TTN Trenton-Mercer
28h 59m1 stop Orlando
Frontier Logo
12:49 pm - 11:08 pmTTN  Trenton-Mercer-ORD Chicago O'Hare Intl
11h 19m1 stop Orlando
$238Frontier
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Good to know

Low season

February

Cheapest flight

$96
Most popular time to fly with an average 23% increase in price.
Flight from Chicago to Trenton

FAQs for booking flights from Illinois to Trenton

  • How does KAYAK find such low prices on flights from Illinois to Trenton?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Trenton.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Trenton?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Trenton from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Illinois to Trenton?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Trenton with an airline and back to Illinois with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Trenton?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Trenton from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Trenton

Information on the airport you'll fly into in Trenton

Trenton (TTN)