$85 Cheap Flights to Harmon, IL

View $85 flight on Tue, May 19, 2026Opens in a new window

Popular airlines to Harmon

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How much is the cheapest flight to Harmon?

Prices were available within the past 7 days and start at $85 for one-way flights and $169 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Jun 2 - Tue, Jun 9
IAH
Houston
RFD
Rockford
$169 Roundtrip, found 3 days ago
$169
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Jun 2 from Houston to Rockford, returning Tue, Jun 9, priced at $169 found 3 days ago
American Airlines
Sat, May 23 - Wed, May 27
IAH
Houston
RFD
Rockford
$184 Roundtrip, found 2 days ago
$184
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, May 23 from Houston to Rockford, returning Wed, May 27, priced at $184 found 2 days ago
United
Fri, May 1 - Sun, May 3
ORD
Chicago
MLI
Moline
$239 Roundtrip, found 2 hours ago
$239
Roundtrip
found 2 hours ago
Select United flight, departing Fri, May 1 from Chicago to Moline, returning Sun, May 3, priced at $239 found 2 hours ago
Delta
Wed, May 13 - Sat, May 16
IAH
Houston
MLI
Moline
$243 Roundtrip, found 21 hours ago
$243
Roundtrip
found 21 hours ago
Select Delta flight, departing Wed, May 13 from Houston to Moline, returning Sat, May 16, priced at $243 found 21 hours ago
Alaska Airlines
Fri, Oct 30 - Thu, Nov 5
SEA
Seattle
MLI
Moline
$479 Roundtrip, found 5 hours ago
$479
Roundtrip
found 5 hours ago
Select Alaska Airlines flight, departing Fri, Oct 30 from Seattle to Moline, returning Thu, Nov 5, priced at $479 found 5 hours ago

Frequently asked questions

What month is the cheapest to fly to Harmon?
The cheapest month to fly to Harmon is June when there's less demand. Off-peak months are usually when you'll find cheap flights. To keep costs down, avoid flying during public holidays and school breaks.
Which US cities have the cheapest flights to Harmon?
Typically, you'll find that New York, Washington and Dallas offer cheap flights to Harmon. Flexibility, however, is the secret to getting a bargain. Book during low season or midweek to keep costs down.
Which US cities fly direct to Harmon?
You can fly to Harmon without a stopover from 150 US cities. To find a nonstop route, select "Direct flights only" when looking for flights to Harmon on Expedia. Then, compare your options and find the best departure from any of these cities:

  • New York
  • Washington
  • Dallas
  • Boston
  • Phoenix

How to find a cheap flight to Harmon?
If you're eager to find cheap flights to Harmon, consider traveling outside of peak season. Booking as far in advance as possible may also save you money. Or, fly on a different day — flights on a Thursday are on average 16% cheaper than Sunday departures.* Sign up to receive price alerts on the Expedia app and get notified when fares fall.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to Harmon?
Being flexible about your travel plans may help you find last-minute offers on cheap flights to Harmon. To view all the available options, try looking at different ticket types, tweaking your Harmon vacation dates, flying out of an alternative airport or using another airline.
How far in advance should I book a flight to Harmon?
Book your flight to Harmon two to four months ahead if you're flying in from an international destination. For domestic travel, the general guideline is 28 days in advance. Lower prices and a greater choice of departure dates, schedules and seating options are just a few of the benefits of booking early.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to Harmon?
Sundays are usually the best day to book a cheap flight to Harmon, with savings of about 8% on average compared to Fridays. If you purchase tickets on a Friday, expect to spend more as this is often the most expensive day.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to Harmon?
Whether you prefer to sit in a premium seat or save in economy, these leading airlines will fly you to Harmon:

  • United Airlines - 13,486 flights to Harmon each month, including 13,391 flights to O'Hare Intl. Airport (ORD) per month.
  • American Airlines - 10,629 flights to Harmon each month, including 10,417 flights to O'Hare Intl. Airport (ORD) per month.

Where do you fly into Harmon?
If you're flying to Harmon, the main airport to jet into is Rockford, IL (RFD-Greater Rockford). Another option is to fly to Harmon via Sterling, IL (SQI-Whiteside County).
How far is the airport from central Harmon?
Jetting into Rockford, IL (RFD-Greater Rockford) puts you about 40 mi northeast of central Harmon.
Can I save money by booking a Harmon trip package?
You could potentially save hundreds of dollars if you secure a Harmon flight and hotel package deal on Expedia. And you'll save yourself hassle by having all your travel arrangements in one place. Try bundling flights and accommodations with extras like activities and car rentals for your own customized Harmon break.
Can I change or cancel my flight to Harmon?
It's usually possible to cancel or change your flight to Harmon. Many airlines allow you to cancel flights for free within 24 hours of making your booking. However, some flights are non-refundable, and airlines may issue you credit for future travel instead of a direct refund. To secure cheap flights to Harmon with flexible change policies, select the "No cancel fee" or "Changes included" filters when you search. Looking for more information? Visit our Customer Service Portal.

*Flight schedules are subject to change.

*Available to One Key members.

 

Travel information

Destination airport
Greater Rockford
Destination airport IATA code
RFD
Destination city name
Rockford
Roundtrip price
$168

Trending flights to Harmon

Prices were available within the past 7 days and start at $85 for one-way flights and $169 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Jun 2 - Tue, Jun 9
IAH
Houston
RFD
Rockford
$169 Roundtrip, found 3 days ago
$169
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Jun 2 from Houston to Rockford, returning Tue, Jun 9, priced at $169 found 3 days ago

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