How long is the flight from Trenton, New Jersey to Chicago Greater Rockford Airport?

Airlines like Allegiant Air fly from Trenton, New Jersey to Chicago Greater Rockford Airport in about 21h 32m. The time it takes to get you to your destination can typically vary by up to . The distance from Trenton, New Jersey to Chicago Greater Rockford Airport is about 752 mi.

In terms of precipitation, rainfall in Chicago Greater Rockford Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago Greater Rockford Airport when rainfall is around 1.7 in.

If weather is an important factor for your trip to Chicago Greater Rockford Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

What is the cheapest time of day to fly from TTN to RFD?

When flying from Trenton, New Jersey to Chicago Greater Rockford Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Trenton to Chicago Greater Rockford?

Trenton-Mercer (TTN) is the airport you will fly out of if you book a flight from Trenton to Chicago Greater Rockford. You should not have trouble finding flights to Chicago Greater Rockford from Trenton-Mercer; the airport handles an average of 0 outbound flights to Chicago Greater Rockford per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Trenton airport to Chicago Greater Rockford. It is only a 4.8 mi journey to Trenton-Mercer (TTN) from Trenton’s city center.

Can I find deals for flights from Trenton to Rockford that include hotel bookings?

Yes. In addition to deals on Trenton to Rockford flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Trenton to Rockford?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Trenton to Rockford.

Can I find deals for business class flights from Trenton to Rockford?

Yes. Cheapflights offers flight deals from Trenton to Rockford by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$367+ Cheap Flights from Trenton, NJ to Chicago Greater Rockford Airport

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Cheap flight deals from Trenton to Rockford

Cheapest

Best

Last-minute

One-way

Cheapest flights from Trenton to Rockford
Explore the most affordable flight options available from Trenton to Rockford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.

Sat 10/107:39 pm -

2 stops17h 43m

Mon 10/1910:39 am -

1 stop6h 07m

Deal found 9/9

$554

Fri 10/97:31 pm -

1 stop21h 32m

Mon 10/1210:39 am -

1 stop6h 07m

Deal found 9/7

$556

Wed 12/2310:24 am -

1 stop7h 00m

Wed 12/306:42 pm -

1 stop14h 46m

Deal found 9/6

$735

Sat 10/107:39 pm -

2 stops17h 43m

Mon 10/1210:39 am -

1 stop6h 07m

Deal found 9/6

$744

Wed 11/2512:04 pm -

1 stop23h 37m

Sun 11/297:53 pm -

1 stop11h 52m

Deal found 9/9

$748

Best flights from Trenton to Rockford
Discover carefully curated flight deals from Trenton to Rockford that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.

Sat 10/107:39 pm -

2 stops17h 43m

Mon 10/1910:39 am -

1 stop6h 07m

Deal found 9/9

$554

Fri 10/97:31 pm -

1 stop21h 32m

Mon 10/1210:39 am -

1 stop6h 07m

Deal found 9/7

$556

Wed 12/2310:24 am -

1 stop7h 00m

Wed 12/306:42 pm -

1 stop14h 46m

Deal found 9/6

$735

Wed 11/2512:04 pm -

1 stop23h 37m

Sun 11/297:53 pm -

1 stop11h 52m

Deal found 9/9

$748

Sat 10/107:39 pm -

2 stops17h 43m

Mon 10/1210:39 am -

1 stop6h 07m

Deal found 9/6

$744

Find flight deals from Trenton to Rockford

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$554 (Kiwi.com)
One-way from	$367 (Kiwi.com)
Popular in	July
Cheapest in	January
Average price	$289

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From Trenton-Mercer to Chicago Greater Rockford

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One-way flight from Trenton-Mercer to Chicago Greater Rockford

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Highest demand for flights based on searches. 17% potential increase in price ($55 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).

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Average for round-trip flights in September 2026

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Trenton to Chicago Greater Rockford Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TrentonChicago

TTN Trenton-Mercer - RFD Chicago Greater Rockford

TTNRFD

Trenton-Mercer

Thu 11/12

10:33 am-8:38 am

3 stops23h 05m

Chicago Greater Rockford

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$367

TrentonChicago

TTN Trenton-Mercer - RFD Chicago Greater Rockford

TTNRFD

Trenton-Mercer

Sat 10/10

7:39 pm-12:22 pm

2 stops17h 43m

Chicago Greater Rockford

Mon 10/19

10:39 am-5:46 pm

1 stop6h 07m

$554

TrentonChicago

TTN Trenton-Mercer - RFD Chicago Greater Rockford

TTNRFD

Trenton-Mercer

Fri 10/9

7:31 pm-4:03 pm

1 stop21h 32m

Chicago Greater Rockford

Mon 10/12

10:39 am-5:46 pm

1 stop6h 07m

$556

Quickest round-trip

TrentonChicago

TTN Trenton-Mercer - RFD Chicago Greater Rockford

TTNRFD

Trenton-Mercer

Wed 12/23

10:24 am-4:24 pm

1 stop7h 00m

Chicago Greater Rockford

Wed 12/30

6:42 pm-10:28 am

1 stop14h 46m

$735

TrentonChicago

TTN Trenton-Mercer - RFD Chicago Greater Rockford

TTNRFD

Trenton-Mercer

Sat 10/10

7:39 pm-12:22 pm

2 stops17h 43m

Chicago Greater Rockford

Mon 10/12

10:39 am-5:46 pm

1 stop6h 07m

$744

TrentonChicago

TTN Trenton-Mercer - RFD Chicago Greater Rockford

TTNRFD

Trenton-Mercer

Wed 11/25

12:04 pm-10:41 am

1 stop23h 37m

Chicago Greater Rockford

Sun 11/29

7:53 pm-8:45 am

1 stop11h 52m

$748

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Sorted by cheapest first

Best time to book a flight from Trenton to Rockford

Have a flexible travel schedule? Discover the best time to fly to Rockford from Trenton with our price prediction graph.

TTN-RFD

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

What airport do you fly from for flights from Trenton to Chicago Greater Rockford?
Trenton-Mercer (TTN) is the airport you will fly out of if you book a flight from Trenton to Chicago Greater Rockford. You should not have trouble finding flights to Chicago Greater Rockford from Trenton-Mercer; the airport handles an average of 0 outbound flights to Chicago Greater Rockford per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Trenton airport to Chicago Greater Rockford. It is only a 4.8 mi journey to Trenton-Mercer (TTN) from Trenton’s city center.
How long is the flight from Trenton, New Jersey to Chicago Greater Rockford Airport?
Airlines like Allegiant Air fly from Trenton, New Jersey to Chicago Greater Rockford Airport in about 21h 32m. The time it takes to get you to your destination can typically vary by up to . The distance from Trenton, New Jersey to Chicago Greater Rockford Airport is about 752 mi.
Can I find deals for flights from Trenton to Rockford that include hotel bookings?
Yes. In addition to deals on Trenton to Rockford flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Trenton to Rockford?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Trenton to Rockford.
Can I find deals for business class flights from Trenton to Rockford?
Yes. Cheapflights offers flight deals from Trenton to Rockford by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$367+ Cheap flights from Trenton, NJ (TTN) to Greater Rockford (RFD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Trenton to Rockford with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Trenton to Rockford

Cheapest flights from Trenton to RockfordExplore the most affordable flight options available from Trenton to Rockford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.

Explore the most affordable flight options available from Trenton to Rockford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.

Best flights from Trenton to RockfordDiscover carefully curated flight deals from Trenton to Rockford that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.

Discover carefully curated flight deals from Trenton to Rockford that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.

Last-minute flights from Trenton to RockfordDiscover last-minute flight deals from Trenton to Rockford. Data last updated September 11, 2026 and is based on user searches.

Discover last-minute flight deals from Trenton to Rockford. Data last updated September 11, 2026 and is based on user searches.

One-way flights from Trenton to RockfordSearch for one-way flight options from Trenton to Rockford. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.

Search for one-way flight options from Trenton to Rockford. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.

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Use the filters below to find and compare flights from Trenton to Chicago Greater Rockford Airport that are best for you.

Best time to book a flight from Trenton to Rockford

Have a flexible travel schedule? Discover the best time to fly to Rockford from Trenton with our price prediction graph.

Related info for your journey

What airport do you fly from for flights from Trenton to Chicago Greater Rockford?

How long is the flight from Trenton, New Jersey to Chicago Greater Rockford Airport?

Can I find deals for flights from Trenton to Rockford that include hotel bookings?

How can I find direct flights from Trenton to Rockford?

Can I find deals for business class flights from Trenton to Rockford?

Traveling to a place near Chicago Greater Rockford Airport?

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Trenton and Rockford flights

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Cheapest flights from Trenton to Rockford
Explore the most affordable flight options available from Trenton to Rockford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.

Best flights from Trenton to Rockford
Discover carefully curated flight deals from Trenton to Rockford that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.

Last-minute flights from Trenton to Rockford
Discover last-minute flight deals from Trenton to Rockford. Data last updated September 11, 2026 and is based on user searches.

One-way flights from Trenton to Rockford
Search for one-way flight options from Trenton to Rockford. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.