HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Rockford

$125+ Cheap flights from Seattle (SEA) 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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — RFD
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle 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 Seattle to Rockford

Cheapest flights from Seattle to Rockford
Explore the most affordable flight options available from Seattle to Rockford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/12. 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.
Mon 12/226:33 pmSEA - RFD
1 stop14h 52mMultiple Airlines
Mon 1/58:32 pmRFD - SEA
2 stops23h 19mMultiple Airlines
Deal found 12/12$492
This Kiwi.com deal was found by Cheapflights users on 12/12. 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.
Sat 12/207:28 pmSEA - RFD
1 stop14h 27mMultiple Airlines
Mon 1/58:32 pmRFD - SEA
2 stops23h 19mMultiple Airlines
Deal found 12/12$534
This Kiwi.com deal was found by Cheapflights users on 12/11. 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.
Mon 12/2911:06 amSEA - RFD
2 stops22h 19mMultiple Airlines
Sat 1/312:15 pmRFD - SEA
1 stop23h 56mMultiple Airlines
Deal found 12/11$616
This Kiwi.com deal was found by Cheapflights users on 12/12. 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.
Sat 12/201:31 pmSEA - RFD
2 stops20h 24mMultiple Airlines
Sat 1/312:15 pmRFD - SEA
1 stop23h 56mMultiple Airlines
Deal found 12/12$628
This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
Sat 12/201:31 pmSEA - RFD
2 stops20h 24mMultiple Airlines
Tue 12/2312:15 pmRFD - SEA
1 stop27h 36mMultiple Airlines
Deal found 12/10$629
This Kiwi.com deal was found by Cheapflights users on 12/12. 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.
Mon 12/221:25 pmSEA - RFD
2 stops20h 00mMultiple Airlines
Sat 1/312:15 pmRFD - SEA
1 stop23h 56mMultiple Airlines
Deal found 12/12$653
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 12/197:48 pmSEA - RFD
1 stop12h 31mMultiple Airlines
Mon 12/228:42 pmRFD - SEA
2 stops19h 12mMultiple Airlines
Deal found 12/11$717
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 12/262:54 pmSEA - RFD
2 stops18h 31mMultiple Airlines
Tue 12/3012:15 pmRFD - SEA
1 stop27h 36mMultiple Airlines
Deal found 12/10$803

Find flight deals from Seattle to Rockford

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$492
(Kiwi.com)

One-way from

$125
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$381
Provider with most accurate pricing for Seattle/Tacoma Intl-Chicago Greater Rockford flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Chicago Greater Rockford flights.
Search Deals
From Seattle/Tacoma Intl to Chicago Greater Rockford
Search Deals
One-way flight from Seattle/Tacoma Intl to Chicago Greater Rockford
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle 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 December 12, 2025.
Use the filters below to find and compare flights from Seattle to Chicago Greater Rockford Airport that are best for you.

Fly from

Seattle

Fly to

Rockford

Route

Depart

Return

Price

SeattleChicago

SEA - RFD

SEARFD

Seattle/Tacoma Intl

Mon 12/22

6:33 pm-11:25 am

1 stop14h 52m

Chicago Greater Rockford

Mon 1/5

8:32 pm-5:51 pm

2 stops23h 19m

$492

SeattleChicago

SEA - RFD

SEARFD

Seattle/Tacoma Intl

Mon 12/29

11:06 am-11:25 am

2 stops22h 19m

Chicago Greater Rockford

Sat 1/3

12:15 pm-10:11 am

1 stop23h 56m

$616

SeattleChicago

SEA - RFD

SEARFD

Seattle/Tacoma Intl

Mon 12/22

1:25 pm-11:25 am

2 stops20h 00m

Chicago Greater Rockford

Sat 1/3

12:15 pm-10:11 am

1 stop23h 56m

$653

SeattleChicago

SEA - RFD

SEARFD

Seattle/Tacoma Intl

Fri 12/26

2:54 pm-11:25 am

2 stops18h 31m

Chicago Greater Rockford

Tue 12/30

12:15 pm-1:51 pm

1 stop27h 36m

$803

SeattleChicago

SEA - RFD

SEARFD

Seattle/Tacoma Intl

Thu 1/8

12:26 pm-5:26 pm

2 stops27h 00m

$141

SeattleChicago

SEA - RFD

SEARFD

Seattle/Tacoma Intl

Sun 1/25

12:34 pm-9:52 am

2 stops19h 18m

$164

SeattleChicago

SEA - RFD

SEARFD

Seattle/Tacoma Intl

Mon 2/9

12:34 pm-2:06 pm

3 stops47h 32m

$165

SeattleChicago

SEA - RFD

SEARFD

Seattle/Tacoma Intl

Sat 1/3

6:12 pm-12:19 pm

1 stop16h 07m

$179

SeattleChicago

SEA - RFD

SEARFD

Seattle/Tacoma Intl

Thu 2/12

12:16 pm-7:01 pm

1 stop28h 45m

$183

SeattleChicago

SEA - RFD

SEARFD

Seattle/Tacoma Intl

Sat 1/31

12:54 pm-12:34 pm

1 stop21h 40m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 15 results
1
2

Compare providers for flights from Seattle to Rockford

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Rockford in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Chicago Greater Rockford Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-Chicago Greater Rockford Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Seattle-Chicago Greater Rockford Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Chicago Greater Rockford Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Chicago Greater Rockford Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Rockford

Have a flexible travel schedule? Discover the best time to fly to Rockford from Seattle 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 Seattle 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 Seattle to Chicago Greater Rockford?

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Chicago Greater Rockford. On average, Seattle/Tacoma Intl has 0 outbound flights to Chicago Greater Rockford per day from 0 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

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

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

  • How can I find direct flights from Seattle to Rockford?

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

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

    Yes. Cheapflights offers flight deals from Seattle 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.