$288+ Cheap flights from Idaho to Sioux Falls (FSD)
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 12/29. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — FSD
Nov 26 — Dec 31
Round-trip
1 adult, Economy
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Find cheap flights from Idaho to Sioux Falls 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 Idaho to Sioux Falls
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Best
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Cheapest flights from Idaho to Sioux FallsExplore the most affordable flight options available from Idaho to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2026.
Explore the most affordable flight options available from Idaho to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2026.
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/142:35 pm -
1 stop4h 29m
Mon 11/165:55 am -
1 stop4h 58m
Deal found 10/22![United Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 10/23. 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 12/22:08 pm -
1 stop8h 51m
Sat 12/52:26 pm -
1 stop9h 32m
Deal found 10/23![American Airlines logo]()
$349
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/41:07 pm -
2 stops9h 10m
Wed 12/98:27 am -
1 stop5h 15m
Deal found 10/26![Delta logo]()
$354
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:30 pm -
1 stop6h 14m
Sat 11/145:55 am -
1 stop4h 58m
Deal found 10/26![United Airlines logo]()
$369
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:31 pm -
1 stop8h 06m
Thu 11/196:00 am -
1 stop6h 31m
Deal found 10/26![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/102:51 pm -
1 stop4h 13m
Sat 11/141:20 pm -
1 stop5h 43m
Deal found 10/25![United Airlines logo]()
$399
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:00 pm -
2 stops10h 44m
Sat 11/215:06 pm -
1 stop5h 28m
Deal found 10/26![United Airlines logo]()
$407
This Delta deal was found by Cheapflights users on 10/22. 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 11/53:00 pm -
1 stop7h 22m
Mon 11/95:00 pm -
1 stop7h 59m
Deal found 10/22![Delta logo]()
$419
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/210:25 am -
2 stops11h 52m
Sat 12/58:27 am -
1 stop6h 38m
Deal found 10/26![Delta logo]()
$424
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:00 am -
1 stop6h 35m
Tue 11/105:55 am -
1 stop4h 57m
Deal found 10/26![United Airlines logo]()
$440
This American Airlines deal was found by Cheapflights users on 10/22. 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 11/146:36 am -
2 stops13h 18m
Mon 11/161:08 pm -
2 stops10h 51m
Deal found 10/22![American Airlines logo]()
$573
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/95:30 pm -
1 stop5h 14m
Fri 11/131:20 pm -
1 stop21h 33m
Deal found 10/25![United Airlines logo]()
$668
Best flights from Idaho to Sioux FallsDiscover carefully curated flight deals from Idaho to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 27, 2026.
Discover carefully curated flight deals from Idaho to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 27, 2026.
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/142:35 pm -
1 stop4h 29m
Mon 11/165:55 am -
1 stop4h 58m
Deal found 10/23![United Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 10/24. 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 12/45:15 am -
1 stop6h 03m
Wed 12/98:27 am -
1 stop5h 15m
Deal found 10/24![Delta logo]()
$349
This American Airlines deal was found by Cheapflights users on 10/23. 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 12/42:08 pm -
1 stop8h 51m
Wed 12/96:00 am -
1 stop8h 52m
Deal found 10/23![American Airlines logo]()
$349
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:30 pm -
1 stop6h 14m
Sat 11/145:55 am -
1 stop4h 58m
Deal found 10/26![United Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 10/22. 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 1/15:36 am -
1 stop5h 22m
Fri 1/81:00 pm -
2 stops11h 04m
Deal found 10/22![Delta logo]()
$374
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:31 pm -
1 stop8h 06m
Sun 11/155:55 am -
1 stop4h 57m
Deal found 10/26![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/102:51 pm -
1 stop4h 13m
Sat 11/141:20 pm -
1 stop5h 43m
Deal found 10/25![United Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 10/22. 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 11/146:36 am -
2 stops13h 18m
Mon 11/161:08 pm -
2 stops10h 51m
Deal found 10/22![American Airlines logo]()
$573
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:00 am -
1 stop6h 35m
Tue 11/105:55 am -
1 stop4h 57m
Deal found 10/26![United Airlines logo]()
$440
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Wed 1/276:20 am -
1 stop5h 05m
Sat 1/305:13 pm -
1 stop5h 20m
Deal found 10/22![United Airlines logo]()
$449
This American Airlines deal was found by Cheapflights users on 10/23. 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 12/181:57 pm -
1 stop8h 57m
Sat 12/265:00 am -
1 stop9h 27m
Deal found 10/23![American Airlines logo]()
$929
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/95:30 pm -
1 stop5h 14m
Fri 11/131:20 pm -
1 stop21h 33m
Deal found 10/25![United Airlines logo]()
$668
This United Airlines deal was found by Cheapflights users on 10/23. 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 12/182:39 pm -
1 stop4h 36m
Sat 12/269:00 am -
2 stops14h 30m
Deal found 10/23![United Airlines logo]()
$1,115
Last-minute flights from Idaho to Sioux FallsDiscover last-minute flight deals from Idaho to Sioux Falls. Data last updated October 27, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho to Sioux Falls. Data last updated October 27, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/22. 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 11/53:00 pm -
1 stop7h 22m
Mon 11/95:00 pm -
1 stop7h 59m
Deal found 10/22![Delta logo]()
$419
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:00 am -
1 stop6h 35m
Tue 11/105:55 am -
1 stop4h 57m
Deal found 10/26![United Airlines logo]()
$440
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/95:30 pm -
1 stop5h 14m
Fri 11/131:20 pm -
1 stop21h 33m
Deal found 10/25![United Airlines logo]()
$668
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:30 pm -
1 stop6h 14m
Sat 11/145:55 am -
1 stop4h 58m
Deal found 10/26![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/102:51 pm -
1 stop4h 13m
Sat 11/141:20 pm -
1 stop5h 43m
Deal found 10/25![United Airlines logo]()
$399
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:31 pm -
1 stop8h 06m
Thu 11/196:00 am -
1 stop6h 31m
Deal found 10/26![United Airlines logo]()
$374
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.
Thu 11/126:43 pm -
2 stops25h 58m
Thu 11/197:52 pm -
1 stop16h 09m
Deal found 10/26![Multiple Airlines logo]()
$559
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/142:35 pm -
1 stop4h 29m
Mon 11/165:55 am -
1 stop4h 58m
Deal found 10/22![United Airlines logo]()
$339
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:00 pm -
2 stops10h 44m
Sat 11/215:06 pm -
1 stop5h 28m
Deal found 10/26![United Airlines logo]()
$407
This American Airlines deal was found by Cheapflights users on 10/22. 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 11/146:36 am -
2 stops13h 18m
Mon 11/161:08 pm -
2 stops10h 51m
Deal found 10/22![American Airlines logo]()
$573
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/141:19 pm -
2 stops8h 41m
Sat 11/2111:00 am -
2 stops8h 34m
Deal found 10/26![Delta logo]()
$594
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/205:44 pm -
1 stop5h 00m
Mon 11/235:55 am -
1 stop4h 57m
Deal found 10/25![United Airlines logo]()
$599
One-way flights from Idaho to Sioux FallsSearch for one-way flight options from Idaho to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated October 27, 2026.
Search for one-way flight options from Idaho to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated October 27, 2026.
This United Airlines deal was found by Cheapflights users on 10/23. 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 12/292:39 pm -
1 stop4h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![United Airlines logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Sun 12/206:36 pm -
2 stops24h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Allegiant Air logo]()
$309
This Delta deal was found by Cheapflights users on 10/23. 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 12/2912:40 pm -
2 stops9h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Delta logo]()
$388
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Sun 12/206:20 am -
1 stop5h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![United Airlines logo]()
$454
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Tue 12/297:59 pm -
3 stops37h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$560
Find flight deals from Idaho to Sioux Falls
Keep the following information in mind while searching for Idaho to Sioux Falls flight deals. Data was last updated October 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $339 (United Airlines) |
One-way from | $288 (United Airlines) |
Popular in | June |
Cheapest in | March |
Average price | $437 |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho to Sioux Falls 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 October 27, 2026.
Use the filters below to find and compare flights from Idaho to Sioux Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
HaileySioux Falls
SUN Hailey Sun Valley-Friedman - FSD Sioux Falls Joe Foss Field
SUNFSD
Hailey Sun Valley-Friedman
Tue 12/29
2:39 pm-8:15 pm
1 stop4h 36m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$288
BoiseSioux Falls
BOI Boise Air Term. Gowen Fld - FSD Sioux Falls Joe Foss Field
BOIFSD
Boise Air Term. Gowen Fld
Sun 12/20
6:36 pm-7:36 pm
2 stops24h 00m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$309
Idaho FallsSioux Falls
IDA Idaho Falls Fanning Field - FSD Sioux Falls Joe Foss Field
IDAFSD
Idaho Falls Fanning Field
Sat 11/14
2:35 pm-8:04 pm
1 stop4h 29m
Sioux Falls Joe Foss Field
Mon 11/16
5:55 am-9:53 am
1 stop4h 58m
$339
BoiseSioux Falls
BOI Boise Air Term. Gowen Fld - FSD Sioux Falls Joe Foss Field
BOIFSD
Boise Air Term. Gowen Fld
Fri 12/4
5:15 am-12:18 pm
1 stop6h 03m
Sioux Falls Joe Foss Field
Wed 12/9
8:27 am-12:42 pm
1 stop5h 15m
$349
BoiseSioux Falls
BOI Boise Air Term. Gowen Fld - FSD Sioux Falls Joe Foss Field
BOIFSD
Boise Air Term. Gowen Fld
Fri 12/4
2:08 pm-11:59 pm
1 stop8h 51m
Sioux Falls Joe Foss Field
Wed 12/9
6:00 am-1:52 pm
1 stop8h 52m
$349
Idaho FallsSioux Falls
IDA Idaho Falls Fanning Field - FSD Sioux Falls Joe Foss Field
IDAFSD
Idaho Falls Fanning Field
Tue 11/10
4:30 pm-11:44 pm
1 stop6h 14m
Sioux Falls Joe Foss Field
Sat 11/14
5:55 am-9:53 am
1 stop4h 58m
$369
BoiseSioux Falls
BOI Boise Air Term. Gowen Fld - FSD Sioux Falls Joe Foss Field
BOIFSD
Boise Air Term. Gowen Fld
Fri 1/1
5:36 am-11:58 am
1 stop5h 22m
Sioux Falls Joe Foss Field
Fri 1/8
1:00 pm-11:04 pm
2 stops11h 04m
$374
HaileySioux Falls
SUN Hailey Sun Valley-Friedman - FSD Sioux Falls Joe Foss Field
SUNFSD
Hailey Sun Valley-Friedman
Tue 12/29
12:40 pm-10:57 pm
2 stops9h 17m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$388
BoiseSioux Falls
BOI Boise Air Term. Gowen Fld - FSD Sioux Falls Joe Foss Field
BOIFSD
Boise Air Term. Gowen Fld
Wed 11/11
12:31 pm-9:37 pm
1 stop8h 06m
Sioux Falls Joe Foss Field
Sun 11/15
5:55 am-9:52 am
1 stop4h 57m
$399
BoiseSioux Falls
BOI Boise Air Term. Gowen Fld - FSD Sioux Falls Joe Foss Field
BOIFSD
Boise Air Term. Gowen Fld
Tue 11/10
2:51 pm-8:04 pm
1 stop4h 13m
Sioux Falls Joe Foss Field
Sat 11/14
1:20 pm-6:03 pm
1 stop5h 43m
$399
Showing 1-10 of 18 resultsSorted by cheapest first
Best time to book a flight from Idaho to Sioux Falls
Have a flexible travel schedule? Discover the best time to fly to Sioux Falls from Idaho with our price prediction graph.
IDA-FSD
BOI-FSD
SUN-FSD
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 Idaho to Sioux Falls
USID-FSD
IDA-FSD
BOI-FSD
SUN-FSD
What is the cheapest month to book a flight from Idaho to Sioux Falls?
Currently, March is the cheapest month in which you can book a flight from Idaho to Sioux Falls (average of $381). Flying from Idaho to Sioux Falls in June is currently the most expensive (average of $668). 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.
Related info for your journey
Find useful and relevant information for your journey from Idaho to Sioux Falls. 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 Sioux Falls?
Book flights to Sioux Falls if you plan to visit one of these locationsYankton
Marshall
Browse thousands of different options on Cheapflights for your next trip
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Complete your trip to Sioux Falls by adding a car rental and/or hotel reservation to your travel itinerary.
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Idaho and Sioux Falls flights
Browse other Idaho and Sioux Falls flight options. Last updated on October 27, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to Sioux Falls
Explore flights to Sioux Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 27, 2026.
Idaho to Sioux Falls flights
Consider these flights traveling from Idaho to Sioux Falls.
Top 2 airlines flying from Idaho to Sioux Falls
Discover the top 2 airlines that operate flights from Idaho to Sioux Falls. 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 October 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$284 | Average$474 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$348 | Average$408 | FlexibilityNo cancel fee | On-timeN/A |