HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Rockford

$247+ Cheap flights from Trenton, NJ (TTN) to Greater Rockford (RFD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — RFD
Apr 13 — Apr 201
Mon 4/13
Mon 4/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Trenton to Rockford with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Trenton to Rockford

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 March 14, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/156:00 am
TTN
-
RFD
1 stop28h 49m
Multiple Airlines
Thu 3/1910:37 am
RFD
-
TTN
2 stops23h 21m
Multiple Airlines
Deal found 3/12$547
This Kiwi.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2711:48 am
TTN
-
RFD
1 stop7h 40m
Allegiant Air
Sun 3/296:50 pm
RFD
-
TTN
1 stop22h 50m
Allegiant Air
Deal found 3/11$708

Find flight deals from Trenton to Rockford

Discover tips and strategies to find the most affordable flight options for your journey from Trenton (TTN) to Rockford (RFD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$708
(Kiwi.com)

One-way from

$247
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$249
Provider with most accurate pricing for New York (NYC)-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Chicago (CHI) flights.
Search Deals
From Trenton-Mercer to Chicago Greater Rockford
Search Deals
One-way flight from Trenton-Mercer to Chicago Greater Rockford
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Trenton to Rockford 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, Cheapflights users made 2,558,603 searches. Data last updated March 14, 2026.
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
Quickest round-trip

TrentonChicago

TTN - RFD

TTNRFD

Trenton-Mercer

Fri 3/27

11:48 am-6:28 pm

1 stop7h 40m

Chicago Greater Rockford

Sun 3/29

6:50 pm-6:40 pm

1 stop22h 50m

$708
Cheapest one-way
Quickest one-way

TrentonChicago

TTN - RFD

TTNRFD

Trenton-Mercer

Wed 4/22

8:00 am-9:47 am

2 stops26h 47m

$247

TrentonChicago

TTN - RFD

TTNRFD

Trenton-Mercer

Thu 5/28

11:50 am-9:21 am

3 stops46h 31m

$267

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/10

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.
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

Find useful and relevant information for your journey from Trenton to Rockford. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 7h 40m. 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.

See more FAQs

Traveling to a place near Chicago Greater Rockford Airport?

Book flights to Chicago Greater Rockford Airport if you plan to visit one of these locations
Lansing
Merrillville
Hammond
Porter
Benton Harbor

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.