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$387+ Cheap flights from Springfield, IL to Denver (SPI - DEN)

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
SPI — DEN
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Cheap flight deals from Springfield to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Springfield (SPI) to Denver (DEN). 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 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$387
(American Airlines)

Popular in

February

Cheapest in

April

Average price

$446
Provider with most accurate pricing for Springfield Capital-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Springfield Capital-Denver Intl flights.
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From Springfield Capital to Denver Intl
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Highest demand for flights based on searches. 17% potential increase in price ($97 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Springfield to Denver

Cheapest flights from Springfield to Denver
Explore the most affordable flight options available from Springfield to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This American Airlines deal was found by Cheapflights users on 10/26. 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.
Wed 12/36:03 amSPI - DEN
1 stop6h 40mAmerican Airlines
Wed 12/1012:33 pmDEN - SPI
1 stop6h 36mAmerican Airlines
Deal found 10/26$387
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Wed 12/36:07 pmSPI - DEN
1 stop29h 57mMultiple Airlines
Tue 12/912:59 amDEN - SPI
2 stops15h 28mMultiple Airlines
Deal found 10/26$397
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 11/116:00 amSPI - DEN
1 stop6h 43mAmerican Airlines
Sat 11/157:22 amDEN - SPI
1 stop6h 42mAmerican Airlines
Deal found 10/27$447
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:07 pmSPI - DEN
1 stop22h 58mMultiple Airlines
Thu 11/66:47 pmDEN - SPI
2 stops45h 40mMultiple Airlines
Deal found 10/27$507
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Mon 11/33:35 pmSPI - DEN
1 stop7h 47mAmerican Airlines
Sun 11/97:22 amDEN - SPI
1 stop6h 10mAmerican Airlines
Deal found 10/26$559
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.
Sat 11/12:07 pmSPI - DEN
1 stop7h 20mAmerican Airlines
Thu 11/65:43 pmDEN - SPI
1 stop4h 32mAmerican Airlines
Deal found 10/27$589
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.
Thu 11/66:00 amSPI - DEN
2 stops14h 06mAmerican Airlines
Sun 11/97:22 amDEN - SPI
1 stop6h 10mAmerican Airlines
Deal found 10/27$606

Cheapflights Fare Finder

 
Customize your flight search to find flights from Springfield to Denver 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 27, 2025.
Use the filters below to find and compare flights from Springfield to Denver that are best for you.

Fly from

Springfield

Fly to

Denver

Route

Depart

Return

Price

SpringfieldDenver

SPI - DEN

SPIDEN

Springfield Capital

Wed 12/3

6:03 am-11:43 am

1 stop6h 40m

Denver Intl

Wed 12/10

12:33 pm-8:09 pm

1 stop6h 36m

$387

SpringfieldDenver

SPI - DEN

SPIDEN

Springfield Capital

Wed 12/3

6:07 pm-11:04 pm

1 stop29h 57m

Denver Intl

Tue 12/9

12:59 am-5:27 pm

2 stops15h 28m

$397

SpringfieldDenver

SPI - DEN

SPIDEN

Springfield Capital

Tue 11/11

6:00 am-11:43 am

1 stop6h 43m

Denver Intl

Sat 11/15

7:22 am-3:04 pm

1 stop6h 42m

$447

SpringfieldDenver

SPI - DEN

SPIDEN

Springfield Capital

Fri 2/13

6:41 pm-10:39 pm

1 stop4h 58m

Denver Intl

Mon 2/16

7:00 am-6:05 pm

2 stops10h 05m

$456

SpringfieldDenver

SPI - DEN

SPIDEN

Springfield Capital

Wed 4/8

6:00 am-9:47 am

1 stop4h 47m

Denver Intl

Sat 4/11

5:51 pm-11:00 pm

1 stop4h 09m

$487

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Compare providers for flights from Springfield to Denver

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 Springfield to Denver in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 Springfield, Illinois-Denver flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Springfield, Illinois-Denver flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Springfield, Illinois-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Springfield, Illinois-Denver 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 Springfield, Illinois-Denver 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 Springfield to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Springfield 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 Springfield to Denver

What is the cheapest month to book a flight from Springfield, Illinois to Denver?

Currently, February is the cheapest month in which you can book a flight from Springfield, Illinois to Denver (average of $36). Flying from Springfield, Illinois to Denver in July is currently the most expensive (average of $104). 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 Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated October 27, 2025.
Read through reviews of airlines operating flights from Springfield to Denver, 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
11,033 reviews

Boarding

7.5

Crew

8.0

Comfort

7.2

Food

6.4

Overall

7.2

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
11,033 reviews
American Airlines
7.2
Good
11,033 reviews

Boarding

7.5

Crew

8.0

Comfort

7.2

Food

6.4

Overall

7.2

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

Find useful and relevant information for your journey from Springfield to Denver. 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 Springfield, Illinois to Denver?

    For as low as $387, American Airlines can have you in Denver from Springfield, Illinois in 6h 40m. The distance between Springfield, Illinois and Denver is about 794 mi.

  • What is the cheapest airline to fly from Springfield, Illinois to Denver round-trip?

    According to our current data, American Airlines ($366), offers the cheapest pricing from Springfield, Illinois to Denver. American Airlines is priced at 20% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Springfield to Denver that include hotel bookings?

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

  • How can I find direct flights from Springfield to Denver?

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

  • Can I find deals for business class flights from Springfield to Denver?

    Yes. Cheapflights offers flight deals from Springfield to Denver 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 Springfield, Illinois to Denver?

    Currently, February is the cheapest month in which you can book a flight from Springfield, Illinois to Denver (average of $36). Flying from Springfield, Illinois to Denver in July is currently the most expensive (average of $104). 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

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Black Hawk
Westminster
Broomfield
Lakewood
Golden
Winter Park
Greeley
Lone Tree
Cripple Creek
Thornton
Silverthorne
Central City
Manitou Springs
Fort Morgan
Wheat Ridge
Brighton
Longmont
Idaho Springs
Parker
Sterling

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Alternative routes for Springfield to Denver

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Top airline flying from Springfield to Denver

Discover the top airline that operate flights from Springfield to Denver. 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 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$366Average$452FlexibilityNo cancel feeOn-time71%

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