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Cheap flights from Trenton, New Jersey to Illinois from $54

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Trenton, New Jersey to Illinois departing on 2/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Trenton, New Jersey to Illinois

Cheap round-trip flights

These are some of the best round-trip flight deals from Trenton, New Jersey to Illinois that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Trenton, New Jersey to Illinois.

Cheap last minute flights

Planning a quick getaway from Trenton, New Jersey to Illinois? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Illinois, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Trenton, New Jersey to Illinois

Find recent round-trip train or bus tickets from Trenton, New Jersey to Illinois.

All round-trip flight deals to Illinois

The cheapest plane tickets to Illinois found on KAYAK recently.
6:00 am - 11:27 pmTTN-STL
18h 27m1 stop
5:05 pm - 9:35 pmSTL-TTN
27h 30m1 stop
$118Frontier
Find Deal
Thu, Jan 9 - Tue, Jan 14
6:00 am - 8:56 pmTTN-ORD
15h 56m1 stop
5:43 pm - 9:35 pmORD-TTN
26h 52m1 stop
$122Frontier
Find Deal
Fri, Jan 10 - Mon, Jan 13
7:15 am - 11:31 pmTTN-STL
17h 16m1 stop
5:05 pm - 11:59 pmSTL-TTN
5h 54m1 stop
$126Frontier
Find Deal
Tue, Jan 21 - Fri, Jan 24
6:00 am - 8:56 pmTTN-ORD
15h 56m1 stop
5:43 pm - 9:35 pmORD-TTN
26h 52m1 stop
$128Frontier
Find Deal
Fri, Jan 10 - Mon, Jan 13
7:15 am - 11:31 pmTTN-STL
17h 16m1 stop
5:05 pm - 12:16 pmSTL-TTN
18h 11m1 stop
$136Frontier
Find Deal
Tue, Feb 4 - Tue, Feb 11
7:15 am - 6:13 pmTTN-ORD
11h 58m1 stop
5:10 am - 6:38 pmORD-TTN
12h 28m1 stop
$145Frontier
Find Deal
Wed, Feb 19 - Fri, Feb 21
11:27 am - 9:52 amTTN-ORD
23h 25m1 stop
4:18 pm - 10:37 amORD-TTN
17h 19m1 stop
$148Frontier
Find Deal
Thu, Jan 23 - Sun, Jan 26
11:27 am - 8:57 pmTTN-ORD
10h 30m1 stop
4:18 pm - 10:37 amORD-TTN
17h 19m1 stop
$157Frontier
Find Deal
Fri, Jan 24 - Sun, Jan 26
1:01 pm - 10:38 pmTTN-ORD
10h 37m1 stop
6:20 am - 6:04 pmORD-TTN
10h 44m1 stop
$178Frontier
Find Deal
Tue, Feb 25 - Thu, Feb 27
6:00 am - 11:33 pmTTN-ORD
18h 33m1 stop
5:05 am - 8:58 amORD-TTN
26h 53m1 stop
$181Frontier
Find Deal
Sun, Feb 9 - Mon, Mar 10
1:10 pm - 7:39 pmTTN-ORD
7h 29m1 stop
$54Frontier
Find Deal
Sat, Feb 22
1:10 pm - 11:43 pmTTN-STL
11h 33m1 stop
$59Frontier
Find Deal
Sat, Feb 22
1:01 pm - 11:43 pmTTN-STL
11h 42m1 stop
$60Frontier
Find Deal
Tue, Feb 25
1:01 pm - 10:38 pmTTN-ORD
10h 37m1 stop
$60Frontier
Find Deal
Tue, Feb 25
7:15 am - 11:31 pmTTN-STL
17h 16m1 stop
$61Frontier
Find Deal
Tue, Jan 28
7:15 am - 11:31 pmTTN-STL
17h 16m1 stop
$62Frontier
Find Deal
Tue, Jan 21
6:00 am - 11:27 pmTTN-STL
18h 27m1 stop
$64Frontier
Find Deal
Thu, Jan 9
6:00 am - 9:27 amTTN-ORD
28h 27m1 stop
$65Frontier
Find Deal
Tue, Mar 4
7:15 am - 6:13 pmTTN-ORD
11h 58m1 stop
$67Frontier
Find Deal
Wed, Feb 19
1:01 pm - 9:27 amTTN-ORD
21h 26m1 stop
$68Frontier
Find Deal
Tue, Feb 18
5:56 pm - 11:28 pmTTN-STL
6h 32m1 stop
4:24 pm - 11:39 pmSTL-TTN
6h 15m1 stop
$461Frontier
Find Deal
Thu, Dec 26 - Thu, Jan 2
2:10 pm - 10:04 amTTN-ORD
20h 54m1 stop
5:45 am - 7:42 amORD-TTN
24h 57m1 stop
$569Frontier
Find Deal
Wed, Dec 25 - Tue, Dec 31
6:45 am - 11:28 pmTTN-STL
17h 43m1 stop
3:53 pm - 11:39 pmSTL-TTN
6h 46m1 stop
$594Frontier
Find Deal
Sat, Dec 28 - Tue, Dec 31
6:45 am - 11:28 pmTTN-STL
17h 43m1 stop
3:53 pm - 11:39 pmSTL-TTN
6h 46m1 stop
$659Frontier
Find Deal
Sat, Dec 28 - Tue, Dec 31
6:45 am - 9:54 amTTN-ORD
28h 09m1 stop
11:24 am - 1:25 pmORD-TTN
25h 01m1 stop
$757Frontier
Find Deal
Fri, Dec 27 - Sun, Dec 29
6:45 am - 6:24 pmTTN-ORD
12h 39m1 stop
10:59 am - 11:39 pmORD-TTN
11h 40m1 stop
$888Frontier
Find Deal
Thu, Dec 26 - Fri, Dec 27
2:55 pm - 11:56 pmTTN-ORD
10h 01m1 stop
10:59 am - 11:39 pmORD-TTN
11h 40m1 stop
$903Frontier
Find Deal
Sat, Dec 28 - Mon, Dec 30
2:55 pm - 11:56 pmTTN-ORD
10h 01m1 stop
11:24 am - 11:39 pmORD-TTN
11h 15m1 stop
$973Frontier
Find Deal
Sat, Dec 28 - Sun, Dec 29
6:45 am - 6:24 pmTTN-ORD
12h 39m1 stop
10:49 am - 11:39 pmORD-TTN
11h 50m1 stop
$1,193Frontier
Find Deal
Thu, Dec 26 - Sat, Dec 28

Frontier flights from Trenton, New Jersey to Illinois

Our best Frontier deals on Trenton, New Jersey to Illinois flight tickets
Frontier
Jan 9
TTN6:00 amTrenton-Mercer
18h 27m
1 stop
STL11:27 pmLambert-St Louis
Jan 14
STL5:05 pmLambert-St Louis
27h 30m
1 stop
TTN9:35 pmTrenton-Mercer
Frontier
Jan 10
TTN6:00 amTrenton-Mercer
15h 56m
1 stop
ORD8:56 pmChicago O'Hare Intl
Jan 13
ORD5:43 pmChicago O'Hare Intl
26h 52m
1 stop
TTN9:35 pmTrenton-Mercer
Frontier
Jan 21
TTN7:15 amTrenton-Mercer
17h 16m
1 stop
STL11:31 pmLambert-St Louis
Jan 24
STL5:05 pmLambert-St Louis
5h 54m
1 stop
TTN11:59 pmTrenton-Mercer

See travel insights to Illinois from

How to get the cheapest flight ticket from Trenton, New Jersey to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Trenton, New Jersey to Illinois is on a Wednesday when prices can be found for as low as $79. Flights from Trenton, New Jersey to Illinois on a Sunday will generally be more expensive and average around $270. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Trenton, New Jersey to Illinois during this time can be as low as $154. Flights in the morning are often more expensive with an average ticket price of $188.

Can stopping save me money on Trenton, New Jersey to Illinois flights?

You could potentially save up to 86% on your flight if you consider stops on a Trenton, New Jersey to Illinois flight.

Cheap Trenton, New Jersey to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Trenton, New Jersey to Illinois

Best Price Found

$54

Fastest flight time

6h 18m

Direct flights

None

Airports in Illinois

2 airports
The best one-way flight to Illinois from Trenton, New Jersey in the past 72 hours is $54. The best round-trip flight deal from Trenton, New Jersey to Illinois found on momondo in the last 72 hours is $118.
The fastest flight from Trenton, New Jersey to Illinois takes 6h 18m
There are no direct flights from Trenton, New Jersey to Illinois. Popular non-direct routes for this connection are Trenton-Mercer Airport - Chicago O'Hare Intl Airport and Trenton-Mercer Airport - Lambert-St Louis Airport.
There are 2 airports near Illinois: Chicago O'Hare Intl (ORD), Lambert-St Louis (STL)

  • When did momondo last update prices for flights from Trenton-Mercer Airport to Illinois?

    Prices for flights from Trenton-Mercer Airport to Illinois were last updated today.

  • How old do you have to be to fly from Trenton-Mercer Airport to Illinois?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Trenton-Mercer Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Why use momondo?

Why should I use momondo to find a flight deal from Trenton to Illinois?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Trenton to Illinois. momondo saves you time and could save you money on your trip.

Can I find flights from Trenton to Illinois with flexible booking policies on momondo?

Flights from Trenton to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Trenton to Illinois?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Trenton.

I’m not ready to book a flight from Trenton to Illinois right now. Can momondo alert me if prices change?

Price alerts on flights to Illinois from Trenton are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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