What is the cheapest airline that flies from Trenton-Mercer to Chicago?

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

What airlines fly to Chicago?

American Airlines, United Airlines and Spirit Airlines are the top three most popular airlines that fly to Chicago from Trenton, New Jersey according to our data. American Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 7 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

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.

$70 Cheap Flights from Trenton to Chicago in 2025

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Find the cheapest flights from Trenton, New Jersey to Chicago

Round-trip

One-way

Last minute

Cheap round-trip flights

9:29 am - 7:12 pmTTN-ORD

10h 43m1 stop

8:00 am - 11:00 amORD-TTN

26h 00m1 stop

$198Frontier

Find Deal

Sat, Aug 16 - Sat, Sep 6

7:51 pm - 1:56 pmTTN-ORD

19h 05m1 stop

12:20 pm - 8:41 amORD-TTN

19h 21m1 stop

$199Frontier

Find Deal

Wed, Aug 13 - Sat, Aug 16

5:15 pm - 10:14 amTTN-ORD

17h 59m1 stop

12:20 pm - 8:41 amORD-TTN

19h 21m1 stop

$200Frontier

Find Deal

Tue, Aug 12 - Sat, Aug 16

8:00 am - 6:41 pmTTN-ORD

11h 41m1 stop

6:10 am - 6:40 pmORD-TTN

11h 30m1 stop

$208Frontier

Find Deal

Sat, Aug 30 - Sun, Aug 31

8:00 am - 2:53 pmTTN-ORD

7h 53m1 stop

6:10 am - 11:47 pmORD-TTN

16h 37m1 stop

$209Frontier

Find Deal

Sat, Oct 11 - Mon, Oct 13

7:51 pm - 1:56 pmTTN-ORD

19h 05m1 stop

5:28 pm - 8:41 amORD-TTN

14h 13m1 stop

$210Frontier

Find Deal

Wed, Aug 13 - Fri, Aug 15

7:51 pm - 1:56 pmTTN-ORD

19h 05m1 stop

4:37 pm - 4:23 pmORD-TTN

22h 46m1 stop

$214Frontier

Find Deal

Wed, Aug 13 - Thu, Aug 14

5:15 pm - 10:14 amTTN-ORD

17h 59m1 stop

4:37 pm - 4:23 pmORD-TTN

22h 46m1 stop

$215Frontier

Find Deal

Tue, Aug 12 - Thu, Aug 14

7:35 pm - 8:37 amTTN-ORD

14h 02m1 stop

6:10 am - 6:40 pmORD-TTN

11h 30m1 stop

$217Frontier

Find Deal

Thu, Aug 28 - Sun, Aug 31

6:00 am - 6:41 pmTTN-ORD

13h 41m1 stop

8:49 pm - 11:00 amORD-TTN

13h 11m1 stop

$218Frontier

Find Deal

Thu, Aug 28 - Thu, Sep 4

Frontier flights from Trenton, New Jersey to Chicago

Our best Frontier deals on Trenton, New Jersey to Chicago flight tickets

Frontier

Aug 16

TTN9:29 amTrenton-Mercer

10h 43m

1 stop

ORD7:12 pmChicago O'Hare Intl

Sep 6

ORD8:00 amChicago O'Hare Intl

26h 00m

1 stop

TTN11:00 amTrenton-Mercer

$198

Find similar

Frontier

Aug 13

TTN7:51 pmTrenton-Mercer

19h 05m

1 stop

ORD1:56 pmChicago O'Hare Intl

Aug 16

ORD12:20 pmChicago O'Hare Intl

19h 21m

1 stop

TTN8:41 amTrenton-Mercer

$199

Find similar

Frontier

Aug 12

TTN5:15 pmTrenton-Mercer

17h 59m

1 stop

ORD10:14 amChicago O'Hare Intl

Aug 16

ORD12:20 pmChicago O'Hare Intl

19h 21m

1 stop

TTN8:41 amTrenton-Mercer

$200

Find similar

momondo Fare Finder

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

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Sat 8/16

9:29 am-7:12 pm

1 stop10h 43m

Chicago O'Hare Intl

Sat 9/6

8:00 am-11:00 am

1 stop26h 00m

$198

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Wed 8/13

7:51 pm-1:56 pm

1 stop19h 05m

Chicago O'Hare Intl

Sat 8/16

12:20 pm-8:41 am

1 stop19h 21m

$199

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Tue 8/12

5:15 pm-10:14 am

1 stop17h 59m

Chicago O'Hare Intl

Sat 8/16

12:20 pm-8:41 am

1 stop19h 21m

$200

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Sat 8/30

8:00 am-6:41 pm

1 stop11h 41m

Chicago O'Hare Intl

Sun 8/31

6:10 am-6:40 pm

1 stop11h 30m

$208

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Sat 10/11

8:00 am-2:53 pm

1 stop7h 53m

Chicago O'Hare Intl

Mon 10/13

6:10 am-11:47 pm

1 stop16h 37m

$209

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Wed 8/13

7:51 pm-1:56 pm

1 stop19h 05m

Chicago O'Hare Intl

Fri 8/15

5:28 pm-8:41 am

1 stop14h 13m

$210

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Wed 8/13

7:51 pm-1:56 pm

1 stop19h 05m

Chicago O'Hare Intl

Thu 8/14

4:37 pm-4:23 pm

1 stop22h 46m

$214

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Tue 8/12

5:15 pm-10:14 am

1 stop17h 59m

Chicago O'Hare Intl

Thu 8/14

4:37 pm-4:23 pm

1 stop22h 46m

$215

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Thu 8/28

7:35 pm-8:37 am

1 stop14h 02m

Chicago O'Hare Intl

Sun 8/31

6:10 am-6:40 pm

1 stop11h 30m

$217

TrentonChicago

TTN - ORD

TTNORD

Trenton-Mercer

Thu 8/28

6:00 am-6:41 pm

1 stop13h 41m

Chicago O'Hare Intl

Thu 9/4

8:49 pm-11:00 am

1 stop13h 11m

$218

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 $293. 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 $378.

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 $248. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $352.

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

Best Price Found	$99
Fastest flight time	6h 14m
Direct flights	None
Airports in Chicago	1 airport

The best one-way flight to Chicago from Trenton, New Jersey in the past 72 hours is $99. The best round-trip flight deal from Trenton, New Jersey to Chicago found on momondo in the last 72 hours is $198.

The fastest flight from Trenton, New Jersey to Chicago takes 6h 14m

There are no direct flights from Trenton, New Jersey to Chicago. Popular non-direct route for this connection is Trenton-Mercer Airport - Chicago O'Hare Intl Airport.

There is 1 airport near Chicago: Chicago O'Hare Intl (ORD)

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 6h 14m.
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.
What is the most popular airline from Trenton, New Jersey to Chicago?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Trenton, New Jersey to Chicago is Frontier (100% of total bookings).

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Hammond

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Schererville

Valparaiso

Crown Point

Munster

Chesterton

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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.