$216+ Cheap flights from Indianapolis to Billings (IND - BIL)
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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
IND — BIL
Aug 6 — Aug 131
Round-trip
1 adult, Economy
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Find cheap flights from Indianapolis to Billings 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 Indianapolis to Billings
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Cheapest flights from Indianapolis to BillingsExplore the most affordable flight options available from Indianapolis to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.
Explore the most affordable flight options available from Indianapolis to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.
This Delta deal was found by Cheapflights users on 7/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/127:35 pm
IND
- BIL
1 stop5h 55m
Delta
Tue 8/186:26 am
BIL
- IND
1 stop7h 07m
Delta
Deal found 7/3![Delta logo]()
$371
This Delta deal was found by Cheapflights users on 7/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/226:15 pm
IND
- BIL
1 stop7h 00m
Delta
Tue 12/295:45 am
BIL
- IND
2 stops10h 48m
Delta
Deal found 7/6![Delta logo]()
$376
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/221:48 pm
IND
- BIL
2 stops11h 27m
Delta
Wed 12/305:45 am
BIL
- IND
2 stops10h 48m
Delta
Deal found 7/2![Delta logo]()
$381
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/224:25 pm
IND
- BIL
2 stops7h 42m
United Airlines
Tue 8/2510:30 am
BIL
- IND
2 stops9h 30m
United Airlines
Deal found 7/2![United Airlines logo]()
$382
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/13:37 pm
IND
- BIL
1 stop8h 33m
United Airlines
Tue 9/12:29 pm
BIL
- IND
1 stop5h 43m
United Airlines
Deal found 7/2![United Airlines logo]()
$392
This Delta deal was found by Cheapflights users on 7/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/307:27 pm
IND
- BIL
1 stop6h 03m
Delta
Tue 8/46:26 am
BIL
- IND
1 stop7h 07m
Delta
Deal found 7/3![Delta logo]()
$401
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/226:15 pm
IND
- BIL
1 stop7h 00m
Delta
Mon 12/286:15 am
BIL
- IND
2 stops10h 44m
Delta
Deal found 7/2![Delta logo]()
$406
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/211:48 pm
IND
- BIL
2 stops11h 27m
Delta
Tue 12/296:15 am
BIL
- IND
2 stops10h 18m
Delta
Deal found 7/2![Delta logo]()
$411
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:47 pm
IND
- BIL
1 stop7h 13m
United Airlines
Sat 8/224:35 pm
BIL
- IND
1 stop5h 00m
United Airlines
Deal found 7/2![United Airlines logo]()
$427
This Delta deal was found by Cheapflights users on 7/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/307:27 pm
IND
- BIL
1 stop6h 03m
Delta
Mon 8/36:26 am
BIL
- IND
1 stop7h 07m
Delta
Deal found 7/4![Delta logo]()
$431
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/216:15 pm
IND
- BIL
1 stop7h 00m
Delta
Wed 12/305:45 am
BIL
- IND
2 stops10h 48m
Delta
Deal found 7/2![Delta logo]()
$432
Best flights from Indianapolis to BillingsDiscover carefully curated flight deals from Indianapolis to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2026.
Discover carefully curated flight deals from Indianapolis to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2026.
This Delta deal was found by Cheapflights users on 7/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:28 pm
IND
- BIL
1 stop5h 47m
Delta
Wed 9/306:20 am
BIL
- IND
1 stop7h 14m
Delta
Deal found 7/4![Delta logo]()
$371
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/224:25 pm
IND
- BIL
2 stops7h 42m
United Airlines
Tue 8/2510:30 am
BIL
- IND
2 stops9h 30m
United Airlines
Deal found 7/2![United Airlines logo]()
$382
This Alaska Airlines deal was found by Cheapflights users on 7/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/77:02 am
IND
- BIL
1 stop30h 38m
Alaska Airlines
Mon 9/147:29 pm
BIL
- IND
1 stop7h 44m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$482
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/226:15 pm
IND
- BIL
1 stop7h 00m
Delta
Tue 12/296:15 am
BIL
- IND
2 stops10h 18m
Delta
Deal found 7/2![Delta logo]()
$376
This United Airlines deal was found by Cheapflights users on 7/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:00 am
IND
- BIL
2 stops14h 00m
United Airlines
Wed 9/307:00 am
BIL
- IND
2 stops12h 59m
United Airlines
Deal found 7/4![United Airlines logo]()
$472
This Delta deal was found by Cheapflights users on 7/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/307:27 pm
IND
- BIL
1 stop6h 03m
Delta
Mon 8/36:26 am
BIL
- IND
1 stop7h 07m
Delta
Deal found 7/4![Delta logo]()
$431
This United Airlines deal was found by Cheapflights users on 7/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:51 pm
IND
- BIL
2 stops10h 13m
United Airlines
Sat 10/315:00 am
BIL
- IND
2 stops7h 55m
United Airlines
Deal found 7/4![United Airlines logo]()
$472
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/226:15 pm
IND
- BIL
1 stop7h 00m
Delta
Sun 12/275:45 am
BIL
- IND
2 stops10h 48m
Delta
Deal found 7/2![Delta logo]()
$432
This Delta deal was found by Cheapflights users on 7/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/127:35 pm
IND
- BIL
1 stop5h 55m
Delta
Tue 8/186:24 pm
BIL
- IND
2 stops12h 41m
Delta
Deal found 7/6![Delta logo]()
$448
This Delta deal was found by Cheapflights users on 7/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:16 pm
IND
- BIL
1 stop5h 56m
Delta
Tue 9/86:33 pm
BIL
- IND
2 stops13h 03m
Delta
Deal found 7/4![Delta logo]()
$478
This Delta deal was found by Cheapflights users on 7/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:35 pm
IND
- BIL
1 stop5h 55m
Delta
Tue 8/116:26 am
BIL
- IND
1 stop7h 07m
Delta
Deal found 7/7![Delta logo]()
$479
Last-minute flights from Indianapolis to BillingsDiscover last-minute flight deals from Indianapolis to Billings. Data last updated July 7, 2026 and is based on user searches.
Discover last-minute flight deals from Indianapolis to Billings. Data last updated July 7, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/307:27 pm
IND
- BIL
1 stop6h 03m
Delta
Tue 8/46:26 am
BIL
- IND
1 stop7h 07m
Delta
Deal found 7/3![Delta logo]()
$401
This Delta deal was found by Cheapflights users on 7/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/307:27 pm
IND
- BIL
1 stop6h 03m
Delta
Mon 8/36:26 am
BIL
- IND
1 stop7h 07m
Delta
Deal found 7/4![Delta logo]()
$431
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/302:34 pm
IND
- BIL
1 stop20h 40m
Multiple Airlines
Mon 8/39:59 am
BIL
- IND
2 stops45h 49m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/13:37 pm
IND
- BIL
1 stop8h 33m
United Airlines
Tue 9/12:29 pm
BIL
- IND
1 stop5h 43m
United Airlines
Deal found 7/2![United Airlines logo]()
$392
This Delta deal was found by Cheapflights users on 7/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/127:35 pm
IND
- BIL
1 stop5h 55m
Delta
Tue 8/186:26 am
BIL
- IND
1 stop7h 07m
Delta
Deal found 7/3![Delta logo]()
$371
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:47 pm
IND
- BIL
1 stop7h 13m
United Airlines
Sat 8/224:35 pm
BIL
- IND
1 stop5h 00m
United Airlines
Deal found 7/2![United Airlines logo]()
$427
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:26 pm
IND
- BIL
2 stops8h 04m
Delta
Sat 8/226:26 am
BIL
- IND
1 stop7h 07m
Delta
Deal found 7/2![Delta logo]()
$432
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/223:47 pm
IND
- BIL
1 stop8h 20m
United Airlines
Tue 8/255:07 am
BIL
- IND
2 stops8h 14m
United Airlines
Deal found 7/2![United Airlines logo]()
$376
One-way flights from Indianapolis to BillingsSearch for one-way flight options from Indianapolis to Billings. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
Search for one-way flight options from Indianapolis to Billings. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:28 pm
IND
- BIL
1 stop8h 01m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$216
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:00 pm
IND
- BIL
2 stops9h 00m
United Airlines
Deal found 7/2![United Airlines logo]()
$342
Find flight deals from Indianapolis to Billings
Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) to Billings (BIL). 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 July 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $371 (Delta) |
One-way from | $216 (Alaska Airlines) |
Popular in | November |
Cheapest in | January |
Average price | $538 |
Cheapflights Fare Finder
Customize your flight search to find flights from Indianapolis to Billings 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 July 7, 2026.
Use the filters below to find and compare flights from Indianapolis to Billings that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
IndianapolisBillings
IND - BIL
INDBIL
Indianapolis
Tue 9/22
7:28 pm-11:15 pm
1 stop5h 47m
Billings Logan Intl
Wed 9/30
6:20 am-3:34 pm
1 stop7h 14m
$371
IndianapolisBillings
IND - BIL
INDBIL
Indianapolis
Tue 12/22
6:15 pm-11:15 pm
1 stop7h 00m
Billings Logan Intl
Tue 12/29
6:15 am-6:33 pm
2 stops10h 18m
$376
IndianapolisBillings
IND - BIL
INDBIL
Indianapolis
Sat 8/22
4:25 pm-10:07 pm
2 stops7h 42m
Billings Logan Intl
Tue 8/25
10:30 am-10:00 pm
2 stops9h 30m
$382
IndianapolisBillings
IND - BIL
INDBIL
Indianapolis
Thu 7/30
7:27 pm-11:30 pm
1 stop6h 03m
Billings Logan Intl
Mon 8/3
6:26 am-3:33 pm
1 stop7h 07m
$431
IndianapolisBillings
IND - BIL
INDBIL
Indianapolis
Tue 12/22
6:15 pm-11:15 pm
1 stop7h 00m
Billings Logan Intl
Sun 12/27
5:45 am-6:33 pm
2 stops10h 48m
$432
IndianapolisBillings
IND - BIL
INDBIL
Indianapolis
Wed 8/12
7:35 pm-11:30 pm
1 stop5h 55m
Billings Logan Intl
Tue 8/18
6:24 pm-9:05 am
2 stops12h 41m
$448
IndianapolisBillings
IND - BIL
INDBIL
Indianapolis
Tue 9/22
9:00 am-9:00 pm
2 stops14h 00m
Billings Logan Intl
Wed 9/30
7:00 am-9:59 pm
2 stops12h 59m
$472
IndianapolisBillings
IND - BIL
INDBIL
Indianapolis
Tue 10/27
12:51 pm-9:04 pm
2 stops10h 13m
Billings Logan Intl
Sat 10/31
5:00 am-2:55 pm
2 stops7h 55m
$472
IndianapolisBillings
IND - BIL
INDBIL
Indianapolis
Thu 9/3
4:16 pm-8:12 pm
1 stop5h 56m
Billings Logan Intl
Tue 9/8
6:33 pm-9:36 am
2 stops13h 03m
$478
IndianapolisBillings
IND - BIL
INDBIL
Indianapolis
Thu 8/6
7:35 pm-11:30 pm
1 stop5h 55m
Billings Logan Intl
Tue 8/11
6:26 am-3:33 pm
1 stop7h 07m
$479
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Indianapolis to Billings
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 Indianapolis to Billings in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Indianapolis-Billings flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Indianapolis-Billings flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Indianapolis-Billings flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Indianapolis-Billings 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 Indianapolis-Billings 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 Indianapolis to Billings
Have a flexible travel schedule? Discover the best time to fly to Billings from Indianapolis with our price prediction graph.
IND-BIL
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 Indianapolis to Billings
What is the cheapest month to book a flight from Indianapolis to Billings?
Currently, January is the cheapest month in which you can book a flight from Indianapolis to Billings (average of $265). Flying from Indianapolis to Billings in November is currently the most expensive (average of $700). 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.
How much does it cost to fly round-trip from Indianapolis to Billings?
Reviews of airlines servicing Billings
Get insights into the airlines that provide service to Billings. 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 Billings. Reviews last updated July 7, 2026.
Read reviews from past customers who have flown Delta and United Airlines from Indianapolis to Billings. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Indianapolis to Billings. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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Other flights to Billings
Explore flights to Billings departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 7, 2026.
Complete your trip
Complete your trip to Billings by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Indianapolis to Billings by cabin class
Find flights from Indianapolis to Billings, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Indianapolis and Billings flights
Browse other Indianapolis and Billings flight options. Last updated on July 7, 2026.
Other flights from Indianapolis
Browse through other flights departing from Indianapolis. Flights are based on user searches made on Cheapflights and were last updated on July 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Indianapolis to Billings
Discover the top 2 airlines that operate flights from Indianapolis to Billings. 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 July 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$265 | Average$391 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$278 | Average$513 | FlexibilityNo cancel fee | On-time69% |