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.

$100 CHEAP FLIGHTS from Illinois to Trenton

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals

Cheap Flights from Illinois to Trenton

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

Round-trip

One-way

Last minute

Recent round-trip flight deals from Illinois to Trenton

Wed, Dec 9 - Tue, Dec 15

5:35 am - 10:18 amORD Chicago O'Hare Intl-TTN Trenton-Mercer

27h 43m1 stop Orlando

11:03 am - 3:30 pmTTN Trenton-Mercer-ORD Chicago O'Hare Intl

29h 27m1 stop Orlando

$200Frontier

Wed, Dec 2 - Sun, Dec 6

1:19 pm - 10:13 amORD Chicago O'Hare Intl-TTN Trenton-Mercer

19h 54m1 stop Orlando

11:03 am - 1:08 amTTN Trenton-Mercer-ORD Chicago O'Hare Intl

15h 05m1 stop Orlando

$217Frontier

Sat, Dec 19 - Tue, Dec 22

6:08 am - 4:45 pmORD Chicago O'Hare Intl-TTN Trenton-Mercer

9h 37m1 stop Tampa

9:16 pm - 11:02 pmTTN Trenton-Mercer-ORD Chicago O'Hare Intl

26h 46m1 stop Tampa

$220Frontier

Sun, Nov 22 - Tue, Nov 24

5:12 pm - 10:34 amORD Chicago O'Hare Intl-TTN Trenton-Mercer

16h 22m1 stop Orlando

9:52 pm - 12:43 amTTN Trenton-Mercer-ORD Chicago O'Hare Intl

27h 51m1 stop Tampa

$236Frontier

Wed, Dec 16 - Sun, Jan 10

5:35 am - 11:01 amORD Chicago O'Hare Intl-TTN Trenton-Mercer

28h 26m1 stop Orlando

6:28 pm - 1:02 amTTN Trenton-Mercer-ORD Chicago O'Hare Intl

7h 34m1 stop Orlando

$240Frontier

Wed, Feb 3 - Sun, Feb 7

5:16 pm - 11:01 amORD Chicago O'Hare Intl-TTN Trenton-Mercer

16h 45m1 stop Orlando

11:59 am - 3:56 pmTTN Trenton-Mercer-ORD Chicago O'Hare Intl

28h 57m1 stop Orlando

$257Frontier

Sat, Nov 14 - Sat, Nov 21

9:51 am - 7:15 pmORD Chicago O'Hare Intl-TTN Trenton-Mercer

8h 24m1 stop Orlando

11:19 am - 12:43 amTTN Trenton-Mercer-ORD Chicago O'Hare Intl

14h 24m1 stop Orlando

$260Frontier

Fri, Dec 4 - Thu, Dec 10

5:24 pm - 10:18 amORD Chicago O'Hare Intl-TTN Trenton-Mercer

15h 54m1 stop Orlando

11:03 am - 9:18 amTTN Trenton-Mercer-ORD Chicago O'Hare Intl

23h 15m1 stop Orlando

$280Frontier

Wed, Dec 23 - Thu, Dec 31

5:01 am - 11:01 amORD Chicago O'Hare Intl-TTN Trenton-Mercer

29h 00m1 stop Orlando

11:46 am - 12:56 amTTN Trenton-Mercer-ORD Chicago O'Hare Intl

14h 10m1 stop Orlando

$285Frontier

Fri, Dec 18 - Thu, Dec 31

5:53 pm - 7:41 pmORD Chicago O'Hare Intl-TTN Trenton-Mercer

24h 48m1 stop Orlando

11:46 am - 12:56 amTTN Trenton-Mercer-ORD Chicago O'Hare Intl

14h 10m1 stop Orlando

$289Frontier

Recent last minute flight deals from Illinois to Trenton

Mon, Nov 2 - Sat, Nov 14

9:51 am - 7:15 pmORD Chicago O'Hare Intl-TTN Trenton-Mercer

8h 24m1 stop Orlando

8:01 pm - 8:46 amTTN Trenton-Mercer-ORD Chicago O'Hare Intl

13h 45m1 stop Orlando

$302Frontier

Thu, Nov 5 - Sat, Nov 7

9:51 am - 7:15 pmORD Chicago O'Hare Intl-TTN Trenton-Mercer

8h 24m1 stop Orlando

8:01 pm - 8:46 amTTN Trenton-Mercer-ORD Chicago O'Hare Intl

13h 45m1 stop Orlando

$320Frontier

Mon, Nov 2 - Thu, Nov 12

9:51 am - 7:15 pmORD Chicago O'Hare Intl-TTN Trenton-Mercer

8h 24m1 stop Orlando

8:01 pm - 8:46 amTTN Trenton-Mercer-ORD Chicago O'Hare Intl

13h 45m1 stop Orlando

$342Frontier

Fri, Nov 6 - Sat, Nov 7

9:51 am - 7:15 pmORD Chicago O'Hare Intl-TTN Trenton-Mercer

8h 24m1 stop Orlando

8:01 pm - 8:46 amTTN Trenton-Mercer-ORD Chicago O'Hare Intl

13h 45m1 stop Orlando

$355Frontier

Fri, Nov 6 - Sun, Nov 8

9:51 am - 7:15 pmORD Chicago O'Hare Intl-TTN Trenton-Mercer

8h 24m1 stop Orlando

8:01 pm - 8:46 amTTN Trenton-Mercer-ORD Chicago O'Hare Intl

13h 45m1 stop Orlando

$360Frontier

Mon, Nov 2 - Thu, Nov 5

9:51 am - 7:15 pmORD Chicago O'Hare Intl-TTN Trenton-Mercer

8h 24m1 stop Orlando

8:01 pm - 8:46 amTTN Trenton-Mercer-ORD Chicago O'Hare Intl

13h 45m1 stop Orlando

$362Frontier

Thu, Nov 5 - Mon, Nov 9

9:51 am - 7:15 pmORD Chicago O'Hare Intl-TTN Trenton-Mercer

8h 24m1 stop Orlando

8:01 pm - 5:07 pmTTN Trenton-Mercer-ORD Chicago O'Hare Intl

22h 06m1 stop Orlando

$365Frontier

Mon, Nov 2 - Thu, Nov 5

9:51 am - 7:15 pmORD Chicago O'Hare Intl-TTN Trenton-Mercer

8h 24m1 stop Orlando

8:01 pm - 8:46 amTTN Trenton-Mercer-ORD Chicago O'Hare Intl

13h 45m1 stop Orlando

$377Frontier

Fri, Nov 6 - Sun, Nov 8

9:51 am - 7:15 pmORD Chicago O'Hare Intl-TTN Trenton-Mercer

8h 24m1 stop Orlando

8:01 pm - 8:46 amTTN Trenton-Mercer-ORD Chicago O'Hare Intl

13h 45m1 stop Orlando

$395Frontier

Mon, Nov 2 - Fri, Nov 13

9:51 am - 7:15 pmORD Chicago O'Hare Intl-TTN Trenton-Mercer

8h 24m1 stop Orlando

8:01 pm - 8:46 amTTN Trenton-Mercer-ORD Chicago O'Hare Intl

13h 45m1 stop Orlando

$397Frontier

Useful Info

Low season	February
High season	July
Cheapest flight	$100

Best time to beat the crowds with an average 14% drop in price.

Most popular time to fly with an average 22% increase in price.

Flight from Chicago 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.