Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Trenton, New Jersey to Chicago from $69

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 Chicago departing on 4/17. 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

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Trenton, New Jersey to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
3:52 pm - 12:27 am
TTN
-
ORD
9h 35m
1 stop
Frontier Logo
6:00 am - 11:59 pm
ORD
-
TTN
16h 59m
1 stop
$160Frontier
Fr, Apr 24 - Mo, Apr 27
Frontier Logo
3:52 pm - 12:27 am
TTN
-
ORD
9h 35m
1 stop
Frontier Logo
6:00 am - 11:59 pm
ORD
-
TTN
16h 59m
1 stop
$166Frontier
Fr, Apr 24 - Mo, Apr 27
Frontier Logo
8:00 am - 3:23 pm
TTN
-
ORD
8h 23m
1 stop
Frontier Logo
3:55 pm - 9:34 am
ORD
-
TTN
16h 39m
1 stop
$180Frontier
Sa, Mai 2 - Mi, Mai 13
Frontier Logo
10:27 am - 11:13 pm
TTN
-
ORD
13h 46m
1 stop
Frontier Logo
5:30 pm - 9:42 am
ORD
-
TTN
15h 12m
1 stop
$181Frontier
Fr, Mai 15 - Mo, Mai 18
Frontier Logo
3:52 pm - 11:58 pm
TTN
-
ORD
9h 06m
1 stop
Frontier Logo
3:08 pm - 3:06 pm
ORD
-
TTN
22h 58m
1 stop
$182Frontier
Fr, Apr 17 - So, Apr 19
Frontier Logo
10:27 am - 11:13 pm
TTN
-
ORD
13h 46m
1 stop
Frontier Logo
5:30 pm - 9:42 am
ORD
-
TTN
15h 12m
1 stop
$191Frontier
Fr, Mai 15 - Mo, Mai 18
Frontier Logo
6:45 pm - 5:09 pm
TTN
-
ORD
23h 24m
1 stop
Frontier Logo
8:00 am - 6:12 pm
ORD
-
TTN
9h 12m
1 stop
$201Frontier
Do, Apr 16 - Sa, Apr 18
Frontier Logo
4:29 pm - 9:27 am
TTN
-
ORD
17h 58m
1 stop
Frontier Logo
5:30 pm - 9:42 am
ORD
-
TTN
15h 12m
1 stop
$202Frontier
Sa, Mai 9 - Mo, Mai 11
Frontier Logo
6:45 pm - 5:09 pm
TTN
-
ORD
23h 24m
1 stop
Frontier Logo
3:08 pm - 3:06 pm
ORD
-
TTN
22h 58m
1 stop
$205Frontier
Do, Apr 16 - So, Apr 19
Allegiant Air Logo
11:18 am - 6:19 pm
TTN
-
RFD
8h 01m
1 stop
Allegiant Air Logo
4:45 pm - 5:02 pm
RFD
-
TTN
23h 17m
1 stop
$273Allegiant Air
Fr, Mai 1 - So, Mai 3

Frontier flights from Trenton, New Jersey to Chicago

Our best Frontier deals on Trenton, New Jersey to Chicago flight tickets
Frontier
Apr 24
TTN3:52 pmTrenton-Mercer
9h 35m
1 stop
ORD12:27 amChicago O'Hare Intl
Apr 27
ORD6:00 amChicago O'Hare Intl
16h 59m
1 stop
TTN11:59 pmTrenton-Mercer
$160
Frontier
Apr 24
TTN3:52 pmTrenton-Mercer
9h 35m
1 stop
ORD12:27 amChicago O'Hare Intl
Apr 27
ORD6:00 amChicago O'Hare Intl
16h 59m
1 stop
TTN11:59 pmTrenton-Mercer
$166
Frontier
May 2
TTN8:00 amTrenton-Mercer
8h 23m
1 stop
ORD3:23 pmChicago O'Hare Intl
May 13
ORD3:55 pmChicago O'Hare Intl
16h 39m
1 stop
TTN9:34 amTrenton-Mercer
$180

momondo Fare Finder

 
Customize your flight search to find flights from Trenton, New Jersey to Chicago 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 April 1, 2026.
Use the filters below to find and compare flights from Trenton, New Jersey to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Fr 4/24

3:52 pm-12:27 am

1 stop9h 35m

Chicago O'Hare Intl

Mo 4/27

6:00 am-11:59 pm

1 stop16h 59m

$160

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Fr 4/24

3:52 pm-12:27 am

1 stop9h 35m

Chicago O'Hare Intl

Mo 4/27

6:00 am-11:59 pm

1 stop16h 59m

$166
Quickest round-trip

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Sa 5/2

8:00 am-3:23 pm

1 stop8h 23m

Chicago O'Hare Intl

Mi 5/13

3:55 pm-9:34 am

1 stop16h 39m

$180

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Fr 5/15

10:27 am-11:13 pm

1 stop13h 46m

Chicago O'Hare Intl

Mo 5/18

5:30 pm-9:42 am

1 stop15h 12m

$181

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Fr 4/17

3:52 pm-11:58 pm

1 stop9h 06m

Chicago O'Hare Intl

So 4/19

3:08 pm-3:06 pm

1 stop22h 58m

$182

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Fr 5/15

10:27 am-11:13 pm

1 stop13h 46m

Chicago O'Hare Intl

Mo 5/18

5:30 pm-9:42 am

1 stop15h 12m

$191

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Do 4/16

6:45 pm-5:09 pm

1 stop23h 24m

Chicago O'Hare Intl

Sa 4/18

8:00 am-6:12 pm

1 stop9h 12m

$201

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Sa 5/9

4:29 pm-9:27 am

1 stop17h 58m

Chicago O'Hare Intl

Mo 5/11

5:30 pm-9:42 am

1 stop15h 12m

$202

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Do 4/16

6:45 pm-5:09 pm

1 stop23h 24m

Chicago O'Hare Intl

So 4/19

3:08 pm-3:06 pm

1 stop22h 58m

$205

TrentonChicago

TTN - RFD

TTNRFD

Trenton-Mercer

Fr 5/1

11:18 am-6:19 pm

1 stop8h 01m

Chicago Greater Rockford

So 5/3

4:45 pm-5:02 pm

1 stop23h 17m

$273

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Chicago from

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

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 Chicago?

The cheapest day to depart on your flight to Chicago is on a Wednesday when prices can be found for as low as $290. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Trenton, New Jersey to Chicago for around $366.

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

Our most recent data shows that the best time of day to fly to Chicago is in the evening. Flights from Trenton, New Jersey to Chicago during this time can be as low as $270. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $362.

When to book flights from Trenton, New Jersey to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Trenton, New Jersey to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Trenton, New Jersey to Chicago (TTN to CHI) flight deals and tips

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

Fastest flight time

8h 23m

Direct flights

None
The fastest flight from Trenton, New Jersey to Chicago takes 8h 23m
There are no direct flights from Trenton, New Jersey to Chicago. There are no popular flight routes from Trenton, New Jersey to Chicago.
Search flight deals

  • How far is Trenton-Mercer to Chicago by plane?

    A flight from Trenton-Mercer to Chicago will travel around 679.1 mi. A reasonable flight in good conditions will take 8h 23m.

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

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

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

    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 Chicago.

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

    The travel and health documents required for your trip to Chicago can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Saint Joseph
Benton Harbor
Portage
Lansing
Valparaiso
Schererville
Munster
Crown Point
Chesterton
Monticello
Porter
Griffith
Saint John

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Trenton.

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

Yes. momondo allows you to filter the results for Trenton to Chicago flights to just show those with flexible booking policies.

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

Once all potential Trenton to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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

An easier way to manage your Chicago trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fr 5/1
Fr 5/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport