$307+ Cheap flights from Springfield, IL to Denver (SPI - DEN)
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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
SPI — DEN
Jul 4 — Jul 111
Round-trip
1 adult, Economy
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Find cheap flights from Springfield to Denver 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
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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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One-way
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 June 4, 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 June 4, 2026.
This American Airlines deal was found by Cheapflights users on 6/2. 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 7/86:00 am
SPI
- DEN
1 stop6h 44m
American Airlines
Wed 7/225:57 pm
DEN
- SPI
1 stop5h 12m
American Airlines
Deal found 6/2![American Airlines logo]()
$407
This American Airlines deal was found by Cheapflights users on 5/31. 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 7/16:00 am
SPI
- DEN
2 stops13h 16m
American Airlines
Wed 7/85:57 pm
DEN
- SPI
1 stop5h 12m
American Airlines
Deal found 5/31![American Airlines logo]()
$412
This American Airlines deal was found by Cheapflights users on 6/3. 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 6/306:00 am
SPI
- DEN
2 stops9h 21m
American Airlines
Wed 7/85:57 pm
DEN
- SPI
1 stop5h 12m
American Airlines
Deal found 6/3![American Airlines logo]()
$422
This American Airlines deal was found by Cheapflights users on 6/4. 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 7/36:00 am
SPI
- DEN
1 stop6h 44m
American Airlines
Thu 7/97:16 am
DEN
- SPI
1 stop6h 08m
American Airlines
Deal found 6/4![American Airlines logo]()
$427
This American Airlines deal was found by Cheapflights users on 6/4. 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 6/205:00 am
SPI
- DEN
1 stop7h 48m
American Airlines
Sat 6/277:05 am
DEN
- SPI
1 stop6h 04m
American Airlines
Deal found 6/4![American Airlines logo]()
$457
This American Airlines deal was found by Cheapflights users on 6/4. 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 9/182:51 pm
SPI
- DEN
1 stop6h 44m
American Airlines
Sun 9/207:16 am
DEN
- SPI
1 stop6h 04m
American Airlines
Deal found 6/4![American Airlines logo]()
$484
This American Airlines deal was found by Cheapflights users on 6/2. 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 10/62:57 pm
SPI
- DEN
1 stop6h 35m
American Airlines
Tue 10/205:46 pm
DEN
- SPI
1 stop4h 21m
American Airlines
Deal found 6/2![American Airlines logo]()
$487
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 June 4, 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 June 4, 2026.
This American Airlines deal was found by Cheapflights users on 5/31. 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 7/16:00 am
SPI
- DEN
1 stop6h 38m
American Airlines
Wed 7/87:16 am
DEN
- SPI
1 stop6h 08m
American Airlines
Deal found 5/31![American Airlines logo]()
$407
This American Airlines deal was found by Cheapflights users on 6/4. 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 8/66:08 am
SPI
- DEN
1 stop6h 35m
American Airlines
Thu 8/136:56 am
DEN
- SPI
1 stop6h 25m
American Airlines
Deal found 6/4![American Airlines logo]()
$427
This American Airlines deal was found by Cheapflights users on 5/31. 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 7/132:55 pm
SPI
- DEN
2 stops10h 43m
American Airlines
Thu 7/235:57 pm
DEN
- SPI
1 stop5h 12m
American Airlines
Deal found 5/31![American Airlines logo]()
$432
This American Airlines deal was found by Cheapflights users on 6/4. 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 7/102:55 pm
SPI
- DEN
2 stops9h 55m
American Airlines
Thu 7/167:16 am
DEN
- SPI
1 stop6h 08m
American Airlines
Deal found 6/4![American Airlines logo]()
$432
This American Airlines deal was found by Cheapflights users on 6/3. 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 6/205:00 am
SPI
- DEN
1 stop7h 48m
American Airlines
Sat 6/277:05 am
DEN
- SPI
1 stop6h 04m
American Airlines
Deal found 6/3![American Airlines logo]()
$457
This American Airlines deal was found by Cheapflights users on 6/2. 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 10/66:19 am
SPI
- DEN
2 stops9h 05m
American Airlines
Thu 10/155:46 pm
DEN
- SPI
1 stop4h 21m
American Airlines
Deal found 6/2![American Airlines logo]()
$502
This American Airlines deal was found by Cheapflights users on 6/4. 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 7/272:55 pm
SPI
- DEN
1 stop23h 49m
American Airlines
Mon 8/37:16 am
DEN
- SPI
1 stop6h 08m
American Airlines
Deal found 6/4![American Airlines logo]()
$515
This American Airlines deal was found by Cheapflights users on 6/3. 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 7/86:00 am
SPI
- DEN
1 stop6h 44m
American Airlines
Wed 7/229:04 am
DEN
- SPI
2 stops14h 05m
American Airlines
Deal found 6/3![American Airlines logo]()
$522
Last-minute flights from Springfield to DenverDiscover last-minute flight deals from Springfield to Denver. Data last updated June 4, 2026 and is based on user searches.
Discover last-minute flight deals from Springfield to Denver. Data last updated June 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/31. 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 6/198:10 pm
SPI
- DEN
2 stops37h 05m
Multiple Airlines
Wed 6/246:00 am
DEN
- SPI
1 stop11h 51m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$502
This American Airlines deal was found by Cheapflights users on 6/4. 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 6/205:00 am
SPI
- DEN
1 stop7h 48m
American Airlines
Sat 6/277:05 am
DEN
- SPI
1 stop6h 04m
American Airlines
Deal found 6/4![American Airlines logo]()
$457
This American Airlines deal was found by Cheapflights users on 6/3. 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 6/306:00 am
SPI
- DEN
2 stops9h 21m
American Airlines
Wed 7/85:57 pm
DEN
- SPI
1 stop5h 12m
American Airlines
Deal found 6/3![American Airlines logo]()
$422
This American Airlines deal was found by Cheapflights users on 5/31. 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 7/16:00 am
SPI
- DEN
2 stops13h 16m
American Airlines
Wed 7/85:57 pm
DEN
- SPI
1 stop5h 12m
American Airlines
Deal found 5/31![American Airlines logo]()
$412
This American Airlines deal was found by Cheapflights users on 6/4. 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 7/36:00 am
SPI
- DEN
1 stop6h 44m
American Airlines
Thu 7/97:16 am
DEN
- SPI
1 stop6h 08m
American Airlines
Deal found 6/4![American Airlines logo]()
$427
This American Airlines deal was found by Cheapflights users on 6/2. 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 7/86:00 am
SPI
- DEN
1 stop6h 44m
American Airlines
Wed 7/225:57 pm
DEN
- SPI
1 stop5h 12m
American Airlines
Deal found 6/2![American Airlines logo]()
$407
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 June 4, 2026.
Search for one-way flight options from Springfield to Denver. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
This American Airlines deal was found by Cheapflights users on 6/4. 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 7/216:00 am
SPI
- DEN
1 stop8h 44m
American Airlines
Deal found 6/4![American Airlines logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 7/118:21 pm
SPI
- DEN
3 stops26h 20m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$315
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 6/177:31 pm
SPI
- DEN
2 stops27h 12m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$326
This American Airlines deal was found by Cheapflights users on 6/4. 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 6/96:00 am
SPI
- DEN
2 stops10h 32m
American Airlines
Deal found 6/4![American Airlines logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 6/157:34 pm
SPI
- DEN
3 stops44h 42m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$384
This American Airlines deal was found by Cheapflights users on 6/3. 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 6/166:00 am
SPI
- DEN
1 stop6h 38m
American Airlines
Deal found 6/3![American Airlines logo]()
$519
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 June 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $407 (American Airlines) |
One-way from | $307 (American Airlines) |
Popular in | November |
Cheapest in | August |
Average price | $416 |
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 June 4, 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
Quickest round-trip
SpringfieldDenver
SPI - DEN
SPIDEN
Springfield Capital
Wed 7/1
6:00 am-11:38 am
1 stop6h 38m
Denver Intl
Wed 7/8
7:16 am-2:24 pm
1 stop6h 08m
$407
SpringfieldDenver
SPI - DEN
SPIDEN
Springfield Capital
Thu 8/6
6:08 am-11:43 am
1 stop6h 35m
Denver Intl
Thu 8/13
6:56 am-2:21 pm
1 stop6h 25m
$427
SpringfieldDenver
SPI - DEN
SPIDEN
Springfield Capital
Mon 7/13
2:55 pm-12:38 am
2 stops10h 43m
Denver Intl
Thu 7/23
5:57 pm-12:09 am
1 stop5h 12m
$432
SpringfieldDenver
SPI - DEN
SPIDEN
Springfield Capital
Fri 7/10
2:55 pm-11:50 pm
2 stops9h 55m
Denver Intl
Thu 7/16
7:16 am-2:24 pm
1 stop6h 08m
$432
SpringfieldDenver
SPI - DEN
SPIDEN
Springfield Capital
Sat 6/20
5:00 am-11:48 am
1 stop7h 48m
Denver Intl
Sat 6/27
7:05 am-2:09 pm
1 stop6h 04m
$457
SpringfieldDenver
SPI - DEN
SPIDEN
Springfield Capital
Tue 10/6
6:19 am-2:24 pm
2 stops9h 05m
Denver Intl
Thu 10/15
5:46 pm-11:07 pm
1 stop4h 21m
$502
SpringfieldDenver
SPI - DEN
SPIDEN
Springfield Capital
Mon 7/27
2:55 pm-1:44 pm
1 stop23h 49m
Denver Intl
Mon 8/3
7:16 am-2:24 pm
1 stop6h 08m
$515
SpringfieldDenver
SPI - DEN
SPIDEN
Springfield Capital
Wed 7/8
6:00 am-11:44 am
1 stop6h 44m
Denver Intl
Wed 7/22
9:04 am-12:09 am
2 stops14h 05m
$522
Cheapest one-way
SpringfieldDenver
SPI - DEN
SPIDEN
Springfield Capital
Tue 7/21
6:00 am-1:44 pm
1 stop8h 44m
$307
SpringfieldDenver
SPI - DEN
SPIDEN
Springfield Capital
Sat 7/11
8:21 pm-9:41 pm
3 stops26h 20m
$315
Showing 1-10 of 13 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 June.
| 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 June 4, 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.
Comfort
7.2
Crew
7.9
Overall
7.1
Entertainment
6.9
Food
6.4
Boarding
7.5
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Comfort
7.2
Crew
7.9
Overall
7.1
Entertainment
6.9
Food
6.4
Boarding
7.5
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
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
Black Hawk
Westminster
Lakewood
Broomfield
Centennial
Golden
Greeley
Fort Morgan
Lone Tree
Wheat Ridge
Silverthorne
Central City
Cripple Creek
Winter Park
Manitou Springs
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Englewood
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Evergreen
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Complete your trip
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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 June 4, 2026.
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Springfield and Denver flights
Browse other Springfield and Denver flight options. Last updated on June 4, 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 June 4, 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 2,558,603 searches. Data last updated June 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$366 | Average$466 | FlexibilityNo cancel fee | On-time71% |