$997+ Cheap flights from Billings to Springfield, IL (BIL - SPI)
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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — SPI
Oct 21 — Oct 281
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Billings to Springfield 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 Billings to Springfield
Cheapest
Best
Last-minute
Cheapest flights from Billings to SpringfieldExplore the most affordable flight options available from Billings to Springfield. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
Explore the most affordable flight options available from Billings to Springfield. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
This American Airlines deal was found by Cheapflights users on 9/20. 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 10/191:21 pm -
2 stops9h 48m
Mon 10/262:59 pm -
2 stops22h 52m
Deal found 9/20![American Airlines logo]()
$997
Best flights from Billings to SpringfieldDiscover carefully curated flight deals from Billings to Springfield that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
Discover carefully curated flight deals from Billings to Springfield that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
This American Airlines deal was found by Cheapflights users on 9/20. 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 10/196:00 am -
3 stops17h 09m
Mon 10/266:02 am -
3 stops16h 10m
Deal found 9/20![American Airlines logo]()
$1,152
Last-minute flights from Billings to SpringfieldDiscover last-minute flight deals from Billings to Springfield. Data last updated September 21, 2026 and is based on user searches.
Discover last-minute flight deals from Billings to Springfield. Data last updated September 21, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/20. 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 10/191:21 pm -
2 stops9h 48m
Mon 10/262:59 pm -
2 stops22h 52m
Deal found 9/20![American Airlines logo]()
$997
Find flight deals from Billings to Springfield
Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) to Springfield (SPI). 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 21, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $997 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Billings to Springfield 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 21, 2026.
Use the filters below to find and compare flights from Billings to Springfield that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BillingsSpringfield
BIL Billings Logan Intl - SPI Springfield Capital
BILSPI
Billings Logan Intl
Mon 10/19
6:00 am-12:09 am
3 stops17h 09m
Springfield Capital
Mon 10/26
6:02 am-9:12 pm
3 stops16h 10m
$1,152
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Billings-Springfield, Illinois flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Billings-Springfield, Illinois flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Billings-Springfield, Illinois flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Billings-Springfield, Illinois flights, Cheapflights users trust Expedia the most. Expedia 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 Billings-Springfield, 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 Billings to Springfield
Have a flexible travel schedule? Discover the best time to fly to Springfield from Billings with our price prediction graph.
BIL-SPI
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 Billings to Springfield. 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 Springfield?
Book flights to Springfield if you plan to visit one of these locationsLincoln
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
Complete your trip
Flights by cabin class
Other flight options
Other flights from Billings
Popular flights
Springfield flight routes