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Cheap flights from Illinois to New York from $77

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to New York departing on 9/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Illinois to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
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
$144Frontier
Tue, Sep 29 - Sat, Oct 3
Frontier Logo
3:50 pm - 6:42 pmORD  Chicago O'Hare Intl-TTN Trenton-Mercer
25h 52m1 stop Orlando
Frontier Logo
11:25 am - 1:16 pmTTN  Trenton-Mercer-ORD Chicago O'Hare Intl
26h 51m1 stop Orlando
$154Frontier
Thu, Oct 1 - Sat, Oct 17
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
$154Frontier
Thu, Sep 17 - Mon, Sep 21
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
$172Frontier
Thu, Sep 24 - Mon, Sep 28
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
$176Frontier
Fri, Oct 2 - Mon, Oct 5
Multiple Airlines Logo
8:05 am - 11:23 amORD  Chicago O'Hare Intl-TTN Trenton-Mercer
26h 18m1 stop Fort Lauderdale
Multiple Airlines Logo
12:49 pm - 11:08 pmTTN  Trenton-Mercer-ORD Chicago O'Hare Intl
11h 19m1 stop Orlando
$179Multiple Airlines
Wed, Sep 2 - Sat, Sep 5
Multiple Airlines Logo
8:05 am - 11:23 amORD  Chicago O'Hare Intl-TTN Trenton-Mercer
26h 18m1 stop Fort Lauderdale
Multiple Airlines Logo
7:39 pm - 10:59 pmTTN  Trenton-Mercer-ORD Chicago O'Hare Intl
28h 20m1 stop Orlando
$179Multiple Airlines
Wed, Sep 2 - Fri, Sep 11
Multiple Airlines Logo
8:05 am - 11:23 amORD  Chicago O'Hare Intl-TTN Trenton-Mercer
26h 18m1 stop Fort Lauderdale
Multiple Airlines Logo
7:39 pm - 6:23 pmTTN  Trenton-Mercer-ORD Chicago O'Hare Intl
23h 44m2 stops Orlando Atlanta Hartsfield-Jackson
$185Multiple Airlines
Wed, Sep 2 - Fri, Sep 11
Frontier Logo
5:54 pm - 6:54 pmORD  Chicago O'Hare Intl-TTN Trenton-Mercer
24h 00m1 stop Orlando
Frontier Logo
7:39 pm - 7:31 amTTN  Trenton-Mercer-ORD Chicago O'Hare Intl
12h 52m1 stop Orlando
$187Frontier
Thu, Oct 8 - Sat, Oct 10
Multiple Airlines Logo
8:05 am - 11:23 amORD  Chicago O'Hare Intl-TTN Trenton-Mercer
26h 18m1 stop Fort Lauderdale
Multiple Airlines Logo
7:15 am - 10:59 pmTTN  Trenton-Mercer-ORD Chicago O'Hare Intl
16h 44m1 stop Orlando
$189Multiple Airlines
Wed, Sep 2 - Wed, Sep 9

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Frontier flights from Illinois to Trenton, New Jersey

Our best Frontier deals on Illinois to Trenton, New Jersey flight tickets
Frontier
Sep 29
ORD3:50 pmChicago O'Hare Intl
25h 52m
1 stop
TTN6:42 pmTrenton-Mercer
Oct 3
TTN7:39 pmTrenton-Mercer
28h 20m
1 stop
ORD10:59 pmChicago O'Hare Intl
$144
Frontier
Sep 17
ORD3:50 pmChicago O'Hare Intl
25h 52m
1 stop
TTN6:42 pmTrenton-Mercer
Sep 21
TTN7:39 pmTrenton-Mercer
28h 20m
1 stop
ORD10:59 pmChicago O'Hare Intl
$154
Frontier
Sep 24
ORD11:15 amChicago O'Hare Intl
6h 27m
1 stop
TTN6:42 pmTrenton-Mercer
Sep 28
TTN7:39 pmTrenton-Mercer
28h 20m
1 stop
ORD10:59 pmChicago O'Hare Intl
$172

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Trenton, New Jersey that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 16, 2026.
Use the filters below to find and compare flights from Illinois to Trenton, New Jersey that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoTrenton

ORD Chicago O'Hare Intl - TTN Trenton-Mercer

ORDTTN

Chicago O'Hare Intl

Tue 9/29

3:50 pm-6:42 pm

1 stop25h 52m

Trenton-Mercer

Sat 10/3

7:39 pm-10:59 pm

1 stop28h 20m

$144

ChicagoTrenton

ORD Chicago O'Hare Intl - TTN Trenton-Mercer

ORDTTN

Chicago O'Hare Intl

Thu 10/1

3:50 pm-6:42 pm

1 stop25h 52m

Trenton-Mercer

Sat 10/17

11:25 am-1:16 pm

1 stop26h 51m

$154

ChicagoTrenton

ORD Chicago O'Hare Intl - TTN Trenton-Mercer

ORDTTN

Chicago O'Hare Intl

Thu 9/17

3:50 pm-6:42 pm

1 stop25h 52m

Trenton-Mercer

Mon 9/21

7:39 pm-10:59 pm

1 stop28h 20m

$154
Quickest round-trip

ChicagoTrenton

ORD Chicago O'Hare Intl - TTN Trenton-Mercer

ORDTTN

Chicago O'Hare Intl

Thu 9/24

11:15 am-6:42 pm

1 stop6h 27m

Trenton-Mercer

Mon 9/28

7:39 pm-10:59 pm

1 stop28h 20m

$172

ChicagoTrenton

ORD Chicago O'Hare Intl - TTN Trenton-Mercer

ORDTTN

Chicago O'Hare Intl

Fri 10/2

3:50 pm-6:42 pm

1 stop25h 52m

Trenton-Mercer

Mon 10/5

7:39 pm-10:59 pm

1 stop28h 20m

$176

ChicagoTrenton

ORD Chicago O'Hare Intl - TTN Trenton-Mercer

ORDTTN

Chicago O'Hare Intl

Wed 9/2

8:05 am-11:23 am

1 stop26h 18m

Trenton-Mercer

Sat 9/5

12:49 pm-11:08 pm

1 stop11h 19m

$179

ChicagoTrenton

ORD Chicago O'Hare Intl - TTN Trenton-Mercer

ORDTTN

Chicago O'Hare Intl

Wed 9/2

8:05 am-11:23 am

1 stop26h 18m

Trenton-Mercer

Fri 9/11

7:39 pm-10:59 pm

1 stop28h 20m

$179

ChicagoTrenton

ORD Chicago O'Hare Intl - TTN Trenton-Mercer

ORDTTN

Chicago O'Hare Intl

Wed 9/2

8:05 am-11:23 am

1 stop26h 18m

Trenton-Mercer

Fri 9/11

7:39 pm-6:23 pm

2 stops23h 44m

$185

ChicagoTrenton

ORD Chicago O'Hare Intl - TTN Trenton-Mercer

ORDTTN

Chicago O'Hare Intl

Thu 10/8

5:54 pm-6:54 pm

1 stop24h 00m

Trenton-Mercer

Sat 10/10

7:39 pm-7:31 am

1 stop12h 52m

$187

ChicagoTrenton

ORD Chicago O'Hare Intl - TTN Trenton-Mercer

ORDTTN

Chicago O'Hare Intl

Wed 9/2

8:05 am-11:23 am

1 stop26h 18m

Trenton-Mercer

Wed 9/9

7:15 am-10:59 pm

1 stop16h 44m

$189

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Illinois to Trenton, New Jersey

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 airline that flies from Illinois to Trenton-Mercer?

Frontier is the most popular carrier operating from Illinois to Trenton-Mercer

What airlines fly to Trenton, New Jersey?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Trenton, New Jersey from Illinois according to our data. United Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Trenton, New Jersey. Keep in mind that there are 6 different airlines that fly to Trenton, New Jersey on a routine basis, so you have a few additional options to choose from.

Cheap Illinois to Trenton, New Jersey flight deals and tips

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

Fastest flight time

6h 17m

Direct flights

None
The fastest flight from Illinois to Trenton, New Jersey takes 6h 17m
There are no direct flights from Illinois to Trenton, New Jersey. There are no popular flight routes from Illinois to Trenton, New Jersey.
Search flight deals

Frequently asked questions about flying from Illinois to Trenton, New Jersey

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

    Prices for flights from Illinois to Trenton-Mercer Airport are updated daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Trenton-Mercer Airport.

  • What documentation or ID do you need to fly to Trenton-Mercer Airport?

    The required travel and health documents for your Trenton-Mercer Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Trenton-Mercer Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Trenton. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Trenton from Illinois which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Illinois and Trenton by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Illinois to Trenton flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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