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Cheap flights from Trenton, New Jersey to Illinois from $99

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 5/12. 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

KAYAK's recommended round-trip deals from the most popular airlines that fly from Trenton, New Jersey to Illinois.
Frontier Logo
1:42 pm - 11:32 pmTTN-ORD
10h 50m1 stop
Frontier Logo
4:15 pm - 11:52 pmORD-TTN
6h 37m1 stop
$198Frontier
Find Deal
Fri, May 2 - Sat, May 10
Frontier Logo
6:45 am - 11:36 pmTTN-ORD
17h 51m1 stop
Frontier Logo
9:19 am - 11:29 pmORD-TTN
13h 10m1 stop
$200Frontier
Find Deal
Sat, Apr 26 - Sat, May 3
Frontier Logo
6:47 pm - 11:36 pmTTN-ORD
29h 49m1 stop
Frontier Logo
7:12 pm - 10:49 pmORD-TTN
26h 37m1 stop
$201Frontier
Find Deal
Thu, Apr 24 - Sun, Apr 27
Frontier Logo
6:45 am - 11:36 pmTTN-ORD
17h 51m1 stop
Frontier Logo
4:15 pm - 11:39 pmORD-TTN
6h 24m1 stop
$208Frontier
Find Deal
Fri, Apr 25 - Fri, May 2
Frontier Logo
6:47 pm - 7:04 pmTTN-ORD
25h 17m1 stop
Frontier Logo
7:12 pm - 10:49 pmORD-TTN
26h 37m1 stop
$210Frontier
Find Deal
Fri, Apr 18 - Sun, Apr 27
Frontier Logo
6:45 am - 11:32 pmTTN-ORD
17h 47m1 stop
Frontier Logo
6:55 am - 11:01 pmORD-TTN
15h 06m1 stop
$220Frontier
Find Deal
Fri, May 16 - Mon, May 19
Frontier Logo
6:00 am - 1:41 pmTTN-ORD
8h 41m1 stop
Frontier Logo
4:15 pm - 11:52 pmORD-TTN
6h 37m1 stop
$223Frontier
Find Deal
Mon, May 19 - Mon, May 19
Frontier Logo
6:45 am - 11:36 pmTTN-ORD
17h 51m1 stop
Frontier Logo
7:12 pm - 10:49 pmORD-TTN
26h 37m1 stop
$226Frontier
Find Deal
Fri, Apr 25 - Sun, Apr 27
Frontier Logo
1:42 pm - 11:32 pmTTN-ORD
10h 50m1 stop
Frontier Logo
4:15 pm - 11:52 pmORD-TTN
6h 37m1 stop
$228Frontier
Find Deal
Fri, May 2 - Mon, May 5
Frontier Logo
8:00 am - 12:06 amTTN-STL
17h 06m1 stop
Frontier Logo
5:55 pm - 11:52 pmSTL-TTN
28h 57m1 stop
$230Frontier
Find Deal
Tue, May 13 - Fri, May 16

Frontier flights from Trenton, New Jersey to Illinois

Our best Frontier deals on Trenton, New Jersey to Illinois flight tickets
Frontier
May 2
TTN1:42 pmTrenton-Mercer
10h 50m
1 stop
ORD11:32 pmChicago O'Hare Intl
May 10
ORD4:15 pmChicago O'Hare Intl
6h 37m
1 stop
TTN11:52 pmTrenton-Mercer
Frontier
Apr 26
TTN6:45 amTrenton-Mercer
17h 51m
1 stop
ORD11:36 pmChicago O'Hare Intl
May 3
ORD9:19 amChicago O'Hare Intl
13h 10m
1 stop
TTN11:29 pmTrenton-Mercer
Frontier
Apr 24
TTN6:47 pmTrenton-Mercer
29h 49m
1 stop
ORD11:36 pmChicago O'Hare Intl
Apr 27
ORD7:12 pmChicago O'Hare Intl
26h 37m
1 stop
TTN10:49 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.

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

$99

Fastest flight time

6h 24m

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 $99. The best round-trip flight deal from Trenton, New Jersey to Illinois found on momondo in the last 72 hours is $198.
The fastest flight from Trenton, New Jersey to Illinois takes 6h 24m
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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