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Cheap flights from Chicago Greater Rockford Airport to the United States from $51

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago Greater Rockford Airport to the United States departing on 4/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Chicago Greater Rockford Airport to the United States

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
10:44 am - 2:17 pm
RFD
-
SFB
2h 33mnonstop
Allegiant Air Logo
7:30 am - 9:21 am
SFB
-
RFD
2h 51mnonstop
$125Allegiant Air
Mon, May 4 - Wed, May 20
Allegiant Air Logo
7:09 pm - 10:43 pm
RFD
-
PIE
2h 34mnonstop
Allegiant Air Logo
4:30 pm - 6:19 pm
PIE
-
RFD
2h 49mnonstop
$127Allegiant Air
Mon, May 11 - Mon, May 18
Allegiant Air Logo
5:46 pm - 9:19 pm
RFD
-
SFB
2h 33mnonstop
Allegiant Air Logo
8:00 am - 9:54 am
SFB
-
RFD
2h 54mnonstop
$132Allegiant Air
Wed, Apr 8 - Fri, Apr 10
Allegiant Air Logo
7:09 pm - 10:43 pm
RFD
-
PIE
2h 34mnonstop
Allegiant Air Logo
9:30 am - 11:19 am
PIE
-
RFD
2h 49mnonstop
$136Allegiant Air
Mon, Apr 20 - Wed, Apr 29
Allegiant Air Logo
10:44 am - 2:17 pm
RFD
-
SFB
2h 33mnonstop
Allegiant Air Logo
8:05 am - 9:59 am
SFB
-
RFD
2h 54mnonstop
$138Allegiant Air
Mon, May 4 - Fri, May 8
Allegiant Air Logo
8:03 pm - 11:37 pm
RFD
-
SFB
2h 34mnonstop
Allegiant Air Logo
5:18 pm - 7:03 pm
SFB
-
RFD
2h 45mnonstop
$141Allegiant Air
Mon, Jun 1 - Mon, Jun 8
Allegiant Air Logo
10:44 am - 2:17 pm
RFD
-
SFB
2h 33mnonstop
Allegiant Air Logo
8:05 am - 9:59 am
SFB
-
RFD
2h 54mnonstop
$142Allegiant Air
Mon, May 4 - Fri, May 8
Allegiant Air Logo
5:46 pm - 9:19 pm
RFD
-
SFB
2h 33mnonstop
Allegiant Air Logo
8:00 am - 9:54 am
SFB
-
RFD
2h 54mnonstop
$143Allegiant Air
Wed, Apr 8 - Fri, Apr 10
Allegiant Air Logo
5:46 pm - 9:19 pm
RFD
-
SFB
2h 33mnonstop
Allegiant Air Logo
8:00 am - 9:54 am
SFB
-
RFD
2h 54mnonstop
$145Allegiant Air
Wed, Apr 8 - Fri, Apr 10
Allegiant Air Logo
10:49 am - 2:22 pm
RFD
-
SFB
2h 33mnonstop
Allegiant Air Logo
7:30 am - 9:21 am
SFB
-
RFD
2h 51mnonstop
$146Allegiant Air
Fri, May 15 - Sat, May 23

Allegiant Air flights from Chicago Greater Rockford Airport to United States

Our best Allegiant Air deals on Chicago Greater Rockford Airport to United States flight tickets
Allegiant Air
May 4
RFD10:44 amChicago Greater Rockford
2h 33m
SFB2:17 pmOrlando Sanford Intl
May 20
SFB7:30 amOrlando Sanford Intl
2h 51m
RFD9:21 amChicago Greater Rockford
$125
Allegiant Air
May 11
RFD7:09 pmChicago Greater Rockford
2h 34m
PIE10:43 pmTampa St. Petersburg
May 18
PIE4:30 pmTampa St. Petersburg
2h 49m
RFD6:19 pmChicago Greater Rockford
$127
Allegiant Air
Apr 8
RFD5:46 pmChicago Greater Rockford
2h 33m
SFB9:19 pmOrlando Sanford Intl
Apr 10
SFB8:00 amOrlando Sanford Intl
2h 54m
RFD9:54 amChicago Greater Rockford
$132

momondo Fare Finder

 
Customize your flight search to find flights from Chicago Greater Rockford Airport to United States 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 March 23, 2026.
Use the filters below to find and compare flights from Chicago Greater Rockford Airport to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoOrlando

RFD - SFB

RFDSFB

Chicago Greater Rockford

Mon 5/4

10:44 am-2:17 pm

Nonstop2h 33m

Orlando Sanford Intl

Wed 5/20

7:30 am-9:21 am

Nonstop2h 51m

$125

ChicagoTampa

RFD - PIE

RFDPIE

Chicago Greater Rockford

Mon 5/11

7:09 pm-10:43 pm

Nonstop2h 34m

Tampa St. Petersburg

Mon 5/18

4:30 pm-6:19 pm

Nonstop2h 49m

$127

ChicagoOrlando

RFD - SFB

RFDSFB

Chicago Greater Rockford

Wed 4/8

5:46 pm-9:19 pm

Nonstop2h 33m

Orlando Sanford Intl

Fri 4/10

8:00 am-9:54 am

Nonstop2h 54m

$132

ChicagoTampa

RFD - PIE

RFDPIE

Chicago Greater Rockford

Mon 4/20

7:09 pm-10:43 pm

Nonstop2h 34m

Tampa St. Petersburg

Wed 4/29

9:30 am-11:19 am

Nonstop2h 49m

$136

ChicagoOrlando

RFD - SFB

RFDSFB

Chicago Greater Rockford

Mon 5/4

10:44 am-2:17 pm

Nonstop2h 33m

Orlando Sanford Intl

Fri 5/8

8:05 am-9:59 am

Nonstop2h 54m

$138
Quickest round-trip

ChicagoOrlando

RFD - SFB

RFDSFB

Chicago Greater Rockford

Mon 6/1

8:03 pm-11:37 pm

Nonstop2h 34m

Orlando Sanford Intl

Mon 6/8

5:18 pm-7:03 pm

Nonstop2h 45m

$141

ChicagoOrlando

RFD - SFB

RFDSFB

Chicago Greater Rockford

Mon 5/4

10:44 am-2:17 pm

Nonstop2h 33m

Orlando Sanford Intl

Fri 5/8

8:05 am-9:59 am

Nonstop2h 54m

$142

ChicagoOrlando

RFD - SFB

RFDSFB

Chicago Greater Rockford

Wed 4/8

5:46 pm-9:19 pm

Nonstop2h 33m

Orlando Sanford Intl

Fri 4/10

8:00 am-9:54 am

Nonstop2h 54m

$143

ChicagoOrlando

RFD - SFB

RFDSFB

Chicago Greater Rockford

Wed 4/8

5:46 pm-9:19 pm

Nonstop2h 33m

Orlando Sanford Intl

Fri 4/10

8:00 am-9:54 am

Nonstop2h 54m

$145

ChicagoOrlando

RFD - SFB

RFDSFB

Chicago Greater Rockford

Fri 5/15

10:49 am-2:22 pm

Nonstop2h 33m

Orlando Sanford Intl

Sat 5/23

7:30 am-9:21 am

Nonstop2h 51m

$146

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 Chicago Greater Rockford Airport to United States

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 Chicago Greater Rockford to United States flight route?

Fly from Chicago Greater Rockford to Los Angeles for the best Chicago Greater Rockford - United States flight prices

What cabin class options are available on Chicago Greater Rockford to United States flights?

There is only 1 cabin class available to choose from on Chicago Greater Rockford to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago Greater Rockford Airport to United States flights?

No. A direct flight is the cheapest option for a flight between Chicago Greater Rockford Airport to United States.

Cheap Chicago Greater Rockford Airport to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago Greater Rockford Airport to United States

Best Price Found

$42

Fastest flight time

2h 33m

Direct flights

Tue, Thu, Sat and Sun

Airports in United States

4,297 airports
The best one-way flight to United States from Chicago Greater Rockford Airport in the past 72 hours is $42. The best round-trip flight deal from Chicago Greater Rockford Airport to United States found on momondo in the last 72 hours is $101.
The fastest flight from Chicago Greater Rockford Airport to United States takes 2h 33m
Direct flights go from Chicago Greater Rockford Airport to United States on Tuesday, Thursday, Saturday and Sunday. The only airline offering direct flights is Allegiant Air.
There are 4,297 airports in United States. From Chicago Greater Rockford Airport there are direct flights to Tampa St. Petersburg (PIE), Orlando Sanford Intl (SFB).
Search flight deals

  • When did momondo last update prices for flights from Chicago Greater Rockford Airport to United States?

    Prices for flights from Chicago Greater Rockford Airport to United States were last updated today.

  • How many operators does momondo search for flights from Chicago Greater Rockford Airport to United States?

  • How old do you have to be to fly from Chicago Greater Rockford Airport to United States?

    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 Chicago Greater Rockford Airport to United States.

  • What documentation or ID do you need to fly to United States?

    The required travel and health documents for your United States 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 United States. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Chicago Greater Rockford Airport to United States?

Best airlines flying from Chicago Greater Rockford Airport to United States

Compare and see reviews for airlines that fly from Chicago Greater Rockford Airport to United States with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $138Free CancellationRating
7.1
11,489 reviews
Search American Airlines flights
Allegiant AirPriceFrom $146Free CancellationRating
7.3
710 reviews
Search Allegiant Air flights

Why use momondo?

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

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 United States from Chicago.

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

Yes. All flights to United States from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Chicago to United States?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to United States.

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

If you are not ready to book a flight from Chicago to United States now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to United States and let you know when they change.

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