HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Peoria

$249+ Cheap flights from Colorado Springs to Peoria, IL (COS - PIA)

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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
COS — PIA
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Colorado Springs to Peoria 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 Colorado Springs to Peoria

Discover tips and strategies to find the most affordable flight options for your journey from Colorado Springs (COS) to Peoria (PIA). 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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$249
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$311
Provider with most accurate pricing for Colorado Springs-Greater Peoria flight deals.
Search Deals
Provider most trusted by Cheapflights users for Colorado Springs-Greater Peoria flights.
Search Deals
From Colorado Springs to Greater Peoria
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($74 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Colorado Springs to Peoria

Cheapest flights from Colorado Springs to Peoria
Explore the most affordable flight options available from Colorado Springs to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/209:22 amCOS - PIA
1 stop6h 18mUnited Airlines
Mon 11/248:43 amPIA - COS
1 stop5h 31mUnited Airlines
Deal found 10/29$249
This American Airlines deal was found by Cheapflights users on 10/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/115:17 pmCOS - PIA
1 stop4h 49mAmerican Airlines
Sat 11/156:40 amPIA - COS
1 stop5h 51mAmerican Airlines
Deal found 10/27$259
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:00 amCOS - PIA
2 stops7h 33mUnited Airlines
Sat 11/158:43 amPIA - COS
1 stop4h 30mUnited Airlines
Deal found 10/27$264
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1212:54 pmCOS - PIA
1 stop7h 02mUnited Airlines
Mon 11/178:43 amPIA - COS
1 stop5h 31mUnited Airlines
Deal found 10/28$279
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/113:33 pmCOS - PIA
1 stop4h 23mUnited Airlines
Sun 12/148:40 amPIA - COS
1 stop6h 49mUnited Airlines
Deal found 10/27$354

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado Springs to Peoria 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 October 29, 2025.
Use the filters below to find and compare flights from Colorado Springs to Peoria that are best for you.

Fly from

Colorado Springs

Fly to

Peoria

Route

Depart

Return

Price

Colorado SpringsPeoria

COS - PIA

COSPIA

Colorado Springs

Thu 11/20

9:22 am-4:40 pm

1 stop6h 18m

Greater Peoria

Mon 11/24

8:43 am-1:14 pm

1 stop5h 31m

$249

Colorado SpringsPeoria

COS - PIA

COSPIA

Colorado Springs

Tue 11/11

5:17 pm-11:06 pm

1 stop4h 49m

Greater Peoria

Sat 11/15

6:40 am-11:31 am

1 stop5h 51m

$259

Colorado SpringsPeoria

COS - PIA

COSPIA

Colorado Springs

Tue 11/11

6:00 am-2:33 pm

2 stops7h 33m

Greater Peoria

Sat 11/15

8:43 am-12:13 pm

1 stop4h 30m

$264

Colorado SpringsPeoria

COS - PIA

COSPIA

Colorado Springs

Wed 11/12

12:54 pm-8:56 pm

1 stop7h 02m

Greater Peoria

Mon 11/17

8:43 am-1:14 pm

1 stop5h 31m

$279

Colorado SpringsPeoria

COS - PIA

COSPIA

Colorado Springs

Thu 12/11

3:33 pm-8:56 pm

1 stop4h 23m

Greater Peoria

Sun 12/14

8:40 am-2:29 pm

1 stop6h 49m

$354

Colorado SpringsPeoria

COS - PIA

COSPIA

Colorado Springs

Sat 3/7

5:11 pm-11:12 pm

1 stop5h 01m

Greater Peoria

Tue 3/10

10:46 am-3:35 pm

1 stop5h 49m

$408

Colorado SpringsPeoria

COS - PIA

COSPIA

Colorado Springs

Sat 3/7

1:35 pm-8:41 pm

1 stop6h 06m

Greater Peoria

Tue 3/10

8:50 am-2:29 pm

1 stop6h 39m

$433

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Compare providers for flights from Colorado Springs to Peoria

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 Colorado Springs to Peoria in October.
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 Colorado Springs-Peoria, Illinois flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Colorado Springs-Peoria, Illinois flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Colorado Springs-Peoria, Illinois flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Colorado Springs-Peoria, Illinois 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 Colorado Springs-Peoria, Illinois 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 Colorado Springs to Peoria

Have a flexible travel schedule? Discover the best time to fly to Peoria from Colorado Springs 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.

Cheapflights Insights

Everything you need to know about your flight from Colorado Springs to Peoria

What is the cheapest month to book a flight from Colorado Springs to Peoria, Illinois?

Currently, July is the cheapest month in which you can book a flight from Colorado Springs to Peoria, Illinois (average of $46). Flying from Colorado Springs to Peoria, Illinois in March is currently the most expensive (average of $133). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Peoria

Get insights into the airlines that provide service to Peoria. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Peoria. Reviews last updated October 29, 2025.
Read through reviews of airlines operating flights from Colorado Springs to Peoria, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,030 reviews

Entertainment

6.9

Boarding

7.5

Food

6.4

Overall

7.2

Comfort

7.2

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.
American Airlines
7.2
Good
11,030 reviews
American Airlines
7.2
Good
11,030 reviews

Entertainment

6.9

Boarding

7.5

Food

6.4

Overall

7.2

Comfort

7.2

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.

Related info for your journey

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

  • How long is the flight from Colorado Springs to Peoria, Illinois?

    A quick flight from Colorado Springs to Peoria, Illinois can take about 4h 49m. United Airlines provides one of the quickest options available for as low as $259. The distance from Colorado Springs to Peoria, Illinois is about 806 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Colorado Springs to Peoria, Illinois round-trip?

    Cheapflights users have booked flights from Colorado Springs to Peoria, Illinois round-trip from $166.

  • Can I find deals for flights from Colorado Springs to Peoria that include hotel bookings?

    Yes. In addition to deals on Colorado Springs to Peoria flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado Springs to Peoria?

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

  • Can I find deals for business class flights from Colorado Springs to Peoria?

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

  • What is the cheapest month to book a flight from Colorado Springs to Peoria, Illinois?

    Currently, July is the cheapest month in which you can book a flight from Colorado Springs to Peoria, Illinois (average of $46). Flying from Colorado Springs to Peoria, Illinois in March is currently the most expensive (average of $133). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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.

Alternative routes for Colorado Springs to Peoria

See prices for flight routes from nearby airports that may be better suited for you.
Denver to O'Hare Intl flights
Denver to Midway flights
Denver to St. Louis flights
Denver to Moline flights
Colorado Springs to O'Hare Intl flights
Denver to Peoria flights
Colorado Springs to Midway flights
Montrose to O'Hare Intl flights
Denver to Bloomington flights
Grand Junction to O'Hare Intl flights
Montrose to St. Louis flights
Durango to St. Louis flights
Vail to O'Hare Intl flights
Denver to Evansville flights
Durango to O'Hare Intl flights
Colorado Springs to St. Louis flights
Montrose to Midway flights
Aspen to O'Hare Intl flights
Hayden to O'Hare Intl flights
Denver to Rockford flights
Grand Junction to St. Louis flights
Grand Junction to Midway flights
Gunnison to O'Hare Intl flights
Denver to Springfield flights
Denver to Decatur flights
Denver to Champaign flights
Gunnison to St. Louis flights
Grand Junction to Peoria flights
Colorado Springs to Bloomington flights
Vail to St. Louis flights
Denver to Dubuque flights
Hayden to St. Louis flights
Grand Junction to Bloomington flights
Colorado Springs to Moline flights
Durango to Moline flights
Aspen to St. Louis flights
Montrose to Peoria flights
Aspen to Midway flights
Hayden to Moline flights
Colorado Springs to Evansville flights
Vail to Midway flights
Colorado Springs to Champaign flights
Durango to Midway flights
Montrose to Springfield flights
Colorado Springs to Springfield flights

Top airline flying from Colorado Springs to Peoria

Discover the top airline that operate flights from Colorado Springs to Peoria. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$166Average$306FlexibilityNo cancel feeOn-time71%

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.