$385+ 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
SPI — DEN
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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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
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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 Springfield to Denver
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Cheapest flights from Springfield to DenverExplore 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 September 10, 2026.
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 September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/77:36 pm -
1 stop13h 16m
Tue 10/1310:40 am -
2 stops31h 16m
Deal found 9/8![Multiple Airlines logo]()
$385
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/38:33 pm -
2 stops36h 42m
Wed 10/76:40 am -
1 stop11h 16m
Deal found 9/9![Multiple Airlines logo]()
$408
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/38:33 pm -
2 stops16h 26m
Tue 10/67:12 pm -
1 stop22h 44m
Deal found 9/9![Multiple Airlines logo]()
$428
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/108:33 pm -
2 stops36h 33m
Sat 10/1710:40 am -
1 stop8h 13m
Deal found 9/8![Multiple Airlines logo]()
$431
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/77:36 pm -
1 stop25h 24m
Sat 10/1710:40 am -
1 stop8h 13m
Deal found 9/8![Multiple Airlines logo]()
$433
This American Airlines deal was found by Cheapflights users on 9/7. 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 11/116:05 am -
1 stop6h 34m
Wed 11/189:11 am -
1 stop4h 26m
Deal found 9/7![American Airlines logo]()
$437
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/77:36 pm -
1 stop13h 16m
Fri 10/166:57 pm -
2 stops23h 56m
Deal found 9/8![Multiple Airlines logo]()
$438
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/108:33 pm -
1 stop12h 34m
Tue 10/1310:40 am -
2 stops31h 16m
Deal found 9/8![Multiple Airlines logo]()
$451
Best flights from Springfield to DenverDiscover carefully curated flight deals from Springfield to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Springfield to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/5. 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 10/76:02 am -
1 stop6h 35m
Wed 10/149:03 am -
1 stop4h 26m
Deal found 9/5![American Airlines logo]()
$437
This American Airlines deal was found by Cheapflights users on 9/7. 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 11/116:05 am -
1 stop6h 34m
Wed 11/189:11 am -
1 stop4h 26m
Deal found 9/7![American Airlines logo]()
$437
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Fri 12/252:58 pm -
1 stop7h 26m
Tue 12/291:10 pm -
2 stops10h 07m
Deal found 9/9![American Airlines logo]()
$452
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/192:59 pm -
2 stops9h 59m
Sun 10/256:46 am -
1 stop6h 43m
Deal found 9/8![American Airlines logo]()
$462
This American Airlines deal was found by Cheapflights users on 9/8. 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 12/73:11 pm -
2 stops9h 37m
Sat 12/129:11 am -
1 stop4h 26m
Deal found 9/8![American Airlines logo]()
$462
This American Airlines deal was found by Cheapflights users on 9/6. 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 10/152:59 pm -
2 stops9h 59m
Sun 10/186:46 am -
1 stop6h 43m
Deal found 9/6![American Airlines logo]()
$462
This American Airlines deal was found by Cheapflights users on 9/7. 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 9/226:00 am -
1 stop6h 35m
Sat 9/265:30 am -
2 stops7h 50m
Deal found 9/7![American Airlines logo]()
$522
Last-minute flights from Springfield to DenverDiscover last-minute flight deals from Springfield to Denver. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Springfield to Denver. Data last updated September 10, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/38:33 pm -
2 stops36h 42m
Wed 10/76:40 am -
1 stop11h 16m
Deal found 9/9![Multiple Airlines logo]()
$408
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/38:33 pm -
2 stops16h 26m
Tue 10/67:12 pm -
1 stop22h 44m
Deal found 9/9![Multiple Airlines logo]()
$428
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/77:36 pm -
1 stop13h 16m
Tue 10/1310:40 am -
2 stops31h 16m
Deal found 9/8![Multiple Airlines logo]()
$385
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/77:36 pm -
1 stop25h 24m
Sat 10/1710:40 am -
1 stop8h 13m
Deal found 9/8![Multiple Airlines logo]()
$433
This American Airlines deal was found by Cheapflights users on 9/5. 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 10/76:02 am -
1 stop6h 35m
Wed 10/149:03 am -
1 stop4h 26m
Deal found 9/5![American Airlines logo]()
$437
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/77:36 pm -
1 stop13h 16m
Fri 10/166:57 pm -
2 stops23h 56m
Deal found 9/8![Multiple Airlines logo]()
$438
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/108:33 pm -
2 stops36h 33m
Sat 10/1710:40 am -
1 stop8h 13m
Deal found 9/8![Multiple Airlines logo]()
$431
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/108:33 pm -
1 stop12h 34m
Tue 10/1310:40 am -
2 stops31h 16m
Deal found 9/8![Multiple Airlines logo]()
$451
One-way flights from Springfield to DenverSearch for one-way flight options from Springfield to Denver. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Springfield to Denver. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/152:51 pm -
1 stop6h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![American Airlines logo]()
$524
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 11/3010:26 am -
3 stops46h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$584
This American Airlines deal was found by Cheapflights users on 9/7. 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 11/305:11 am -
1 stop7h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![American Airlines logo]()
$606
Find 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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $385 (Kiwi.com) |
Popular in | December |
Cheapest in | May |
Average price | $558 |
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 7,457,451 searches. Data last updated September 10, 2026.
Use the filters below to find and compare flights from Springfield to Denver that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SpringfieldDenver
SPI Springfield Capital - DEN Denver Intl
SPIDEN
Springfield Capital
Wed 10/7
6:02 am-11:37 am
1 stop6h 35m
Denver Intl
Wed 10/14
9:03 am-2:29 pm
1 stop4h 26m
$437
SpringfieldDenver
SPI Springfield Capital - DEN Denver Intl
SPIDEN
Springfield Capital
Wed 11/11
6:05 am-11:39 am
1 stop6h 34m
Denver Intl
Wed 11/18
9:11 am-2:37 pm
1 stop4h 26m
$437
SpringfieldDenver
SPI Springfield Capital - DEN Denver Intl
SPIDEN
Springfield Capital
Fri 12/25
2:58 pm-9:24 pm
1 stop7h 26m
Denver Intl
Tue 12/29
1:10 pm-12:17 am
2 stops10h 07m
$452
SpringfieldDenver
SPI Springfield Capital - DEN Denver Intl
SPIDEN
Springfield Capital
Mon 10/19
2:59 pm-11:58 pm
2 stops9h 59m
Denver Intl
Sun 10/25
6:46 am-2:29 pm
1 stop6h 43m
$462
SpringfieldDenver
SPI Springfield Capital - DEN Denver Intl
SPIDEN
Springfield Capital
Mon 12/7
3:11 pm-11:48 pm
2 stops9h 37m
Denver Intl
Sat 12/12
9:11 am-2:37 pm
1 stop4h 26m
$462
SpringfieldDenver
SPI Springfield Capital - DEN Denver Intl
SPIDEN
Springfield Capital
Thu 10/15
2:59 pm-11:58 pm
2 stops9h 59m
Denver Intl
Sun 10/18
6:46 am-2:29 pm
1 stop6h 43m
$462
SpringfieldDenver
SPI Springfield Capital - DEN Denver Intl
SPIDEN
Springfield Capital
Tue 9/22
6:00 am-11:35 am
1 stop6h 35m
Denver Intl
Sat 9/26
5:30 am-2:20 pm
2 stops7h 50m
$522
Quickest round-trip
SpringfieldDenver
SPI Springfield Capital - DEN Denver Intl
SPIDEN
Springfield Capital
Tue 9/15
2:51 pm-8:35 pm
1 stop6h 44m
Denver Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$524
SpringfieldDenver
SPI Springfield Capital - DEN Denver Intl
SPIDEN
Springfield Capital
Tue 12/1
5:11 am-11:41 am
1 stop7h 30m
Denver Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$524
SpringfieldDenver
SPI Springfield Capital - DEN Denver Intl
SPIDEN
Springfield Capital
Mon 11/30
10:26 am-8:23 am
3 stops46h 57m
Denver Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$584
Showing 1-10 of 11 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Springfield, Illinois-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Springfield, Illinois-Denver flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
SPI-DEN
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
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 September 10, 2026.
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.
Boarding
7.5
Entertainment
6.8
Overall
7.1
Comfort
7.2
Food
6.4
Crew
7.9
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
Boarding
7.5
Entertainment
6.8
Overall
7.1
Comfort
7.2
Food
6.4
Crew
7.9
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
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.
Traveling to a place near Denver?
Book flights to Denver if you plan to visit one of these locationsThornton
Westminster
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Centennial
Black Hawk
Broomfield
Golden
Wheat Ridge
Silverthorne
Central City
Fort Morgan
Greeley
Cripple Creek
Winter Park
Limon
Frisco
Manitou Springs
Englewood
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Evergreen
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.
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Complete your trip
Complete your trip to Denver by adding a car rental and/or hotel reservation to your travel itinerary.
Other flights to Denver
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Search flights from Springfield to Denver by cabin class
Find flights from Springfield to Denver, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Springfield and Denver flights
Browse other Springfield and Denver flight options. Last updated on September 10, 2026.
Other flights from Springfield
Browse through other flights departing from Springfield. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$386 | Average$496 | FlexibilityNo cancel fee | On-time71% |