$277+ Cheap flights from Boston to Sioux Falls (BOS - FSD)
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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FSD
Sep 6 — Sep 131
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Boston 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 Boston to Sioux Falls
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boston to Sioux FallsExplore the most affordable flight options available from Boston to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 7, 2026.
Explore the most affordable flight options available from Boston to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 7, 2026.
This Delta deal was found by Cheapflights users on 8/3. 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 9/27:10 am -
1 stop6h 28m
Wed 9/94:28 pm -
1 stop6h 31m
Deal found 8/3![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:42 pm -
1 stop5h 30m
Tue 9/157:47 am -
2 stops8h 01m
Deal found 8/3![United Airlines logo]()
$314
This American Airlines deal was found by Cheapflights users on 8/5. 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 9/25:45 pm -
1 stop7h 45m
Sat 9/55:23 pm -
1 stop5h 35m
Deal found 8/5![American Airlines logo]()
$324
This United Airlines deal was found by Cheapflights users on 8/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/212:27 pm -
1 stop6h 31m
Sat 9/53:06 pm -
2 stops7h 53m
Deal found 8/5![United Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 8/7. 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.
Fri 8/286:14 am -
1 stop6h 22m
Mon 8/315:23 pm -
1 stop5h 36m
Deal found 8/7![American Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:35 pm -
2 stops8h 46m
Sun 9/136:41 pm -
1 stop5h 29m
Deal found 8/3![United Airlines logo]()
$354
This Delta deal was found by Cheapflights users on 8/3. 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 9/245:55 am -
1 stop5h 24m
Mon 9/284:28 pm -
1 stop4h 45m
Deal found 8/3![Delta logo]()
$359
This American Airlines deal was found by Cheapflights users on 8/3. 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 8/195:51 am -
1 stop7h 26m
Wed 8/266:24 am -
1 stop7h 39m
Deal found 8/3![American Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:42 pm -
1 stop5h 40m
Wed 8/267:47 am -
2 stops9h 05m
Deal found 8/3![United Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 8/5. 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.
Fri 8/146:14 am -
1 stop6h 22m
Mon 8/1712:57 pm -
1 stop9h 40m
Deal found 8/5![American Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 8/2. 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.
Wed 9/235:01 pm -
1 stop7h 11m
Sat 9/266:31 pm -
1 stop5h 23m
Deal found 8/2![United Airlines logo]()
$399
Best flights from Boston to Sioux FallsDiscover carefully curated flight deals from Boston to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 7, 2026.
Discover carefully curated flight deals from Boston to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 7, 2026.
This Delta deal was found by Cheapflights users on 8/3. 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 9/27:10 am -
1 stop6h 28m
Wed 9/94:28 pm -
1 stop6h 31m
Deal found 8/3![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:35 pm -
2 stops8h 46m
Sun 9/136:41 pm -
1 stop5h 29m
Deal found 8/3![United Airlines logo]()
$354
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/23:30 pm -
2 stops8h 52m
Wed 9/93:05 pm -
1 stop5h 54m
Deal found 8/3![United Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 8/6. 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.
Thu 8/2012:20 pm -
1 stop8h 39m
Mon 8/245:30 am -
1 stop8h 25m
Deal found 8/6![Delta logo]()
$409
This United Airlines deal was found by Cheapflights users on 8/2. 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.
Wed 9/235:01 pm -
1 stop7h 11m
Sat 9/266:31 pm -
1 stop5h 23m
Deal found 8/2![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/289:33 am -
2 stops11h 34m
Mon 8/316:00 am -
2 stops10h 36m
Deal found 8/7![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 8/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:42 pm -
1 stop5h 40m
Mon 8/247:47 am -
2 stops9h 05m
Deal found 8/6![United Airlines logo]()
$445
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:00 am -
1 stop6h 31m
Sat 8/156:39 pm -
1 stop5h 36m
Deal found 8/3![United Airlines logo]()
$446
This United Airlines deal was found by Cheapflights users on 8/4. 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.
Wed 10/75:01 pm -
1 stop7h 10m
Sat 10/106:31 pm -
1 stop5h 23m
Deal found 8/4![United Airlines logo]()
$449
Last-minute flights from Boston to Sioux FallsDiscover last-minute flight deals from Boston to Sioux Falls. Data last updated August 7, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Sioux Falls. Data last updated August 7, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/5. 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.
Fri 8/146:14 am -
1 stop6h 22m
Mon 8/1712:57 pm -
1 stop9h 40m
Deal found 8/5![American Airlines logo]()
$394
This American Airlines deal was found by Cheapflights users on 8/3. 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 8/195:51 am -
1 stop7h 26m
Wed 8/266:24 am -
1 stop7h 39m
Deal found 8/3![American Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:42 pm -
1 stop5h 40m
Wed 8/267:47 am -
2 stops9h 05m
Deal found 8/3![United Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 8/7. 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.
Fri 8/286:14 am -
1 stop6h 22m
Mon 8/315:23 pm -
1 stop5h 36m
Deal found 8/7![American Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 8/3. 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 9/27:10 am -
1 stop6h 28m
Wed 9/94:28 pm -
1 stop6h 31m
Deal found 8/3![Delta logo]()
$309
This American Airlines deal was found by Cheapflights users on 8/5. 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 9/25:45 pm -
1 stop7h 45m
Sat 9/55:23 pm -
1 stop5h 35m
Deal found 8/5![American Airlines logo]()
$324
This United Airlines deal was found by Cheapflights users on 8/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/212:27 pm -
1 stop6h 31m
Sat 9/53:06 pm -
2 stops7h 53m
Deal found 8/5![United Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:35 pm -
2 stops8h 46m
Sun 9/136:41 pm -
1 stop5h 29m
Deal found 8/3![United Airlines logo]()
$354
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:42 pm -
1 stop5h 30m
Tue 9/157:47 am -
2 stops8h 01m
Deal found 8/3![United Airlines logo]()
$314
This United Airlines deal was found by Cheapflights users on 8/2. 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.
Wed 9/235:01 pm -
1 stop7h 11m
Sat 9/266:31 pm -
1 stop5h 23m
Deal found 8/2![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 8/3. 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 9/245:55 am -
1 stop5h 24m
Mon 9/284:28 pm -
1 stop4h 45m
Deal found 8/3![Delta logo]()
$359
One-way flights from Boston to Sioux FallsSearch for one-way flight options from Boston to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated August 7, 2026.
Search for one-way flight options from Boston to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated August 7, 2026.
This American Airlines deal was found by Cheapflights users on 8/7. 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.
Sat 10/310:30 am -
1 stop14h 59m
Deal found 8/7![American Airlines logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2612:54 pm -
3 stops45h 11m
Deal found 8/6![Multiple Airlines logo]()
$321
This American Airlines deal was found by Cheapflights users on 8/6. 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.
Fri 9/112:34 pm -
1 stop7h 11m
Deal found 8/6![American Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:45 pm -
2 stops11h 59m
Deal found 8/7![United Airlines logo]()
$334
This United Airlines deal was found by Cheapflights users on 8/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:45 am -
2 stops9h 35m
Deal found 8/6![United Airlines logo]()
$418
This United Airlines deal was found by Cheapflights users on 8/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:00 am -
3 stops13h 06m
Deal found 8/6![United Airlines logo]()
$473
This American Airlines deal was found by Cheapflights users on 8/6. 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.
Wed 8/195:45 pm -
1 stop7h 45m
Deal found 8/6![American Airlines logo]()
$594
This United Airlines deal was found by Cheapflights users on 8/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:42 pm -
2 stops17h 01m
Deal found 8/6![United Airlines logo]()
$718
Find flight deals from Boston to Sioux Falls
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Sioux Falls (FSD). 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 August 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $309 (Delta) |
One-way from | $277 (American Airlines) |
Popular in | March |
Cheapest in | August |
Average price | $371 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston 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 2,558,603 searches. Data last updated August 7, 2026.
Use the filters below to find and compare flights from Boston to Sioux Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonSioux Falls
BOS Boston Logan Intl - FSD Sioux Falls Joe Foss Field
BOSFSD
Boston Logan Intl
Wed 9/2
7:10 am-12:38 pm
1 stop6h 28m
Sioux Falls Joe Foss Field
Wed 9/9
4:28 pm-11:59 pm
1 stop6h 31m
$309
BostonSioux Falls
BOS Boston Logan Intl - FSD Sioux Falls Joe Foss Field
BOSFSD
Boston Logan Intl
Wed 9/9
3:35 pm-11:21 pm
2 stops8h 46m
Sioux Falls Joe Foss Field
Sun 9/13
6:41 pm-1:10 am
1 stop5h 29m
$354
BostonSioux Falls
BOS Boston Logan Intl - FSD Sioux Falls Joe Foss Field
BOSFSD
Boston Logan Intl
Wed 9/2
3:30 pm-11:22 pm
2 stops8h 52m
Sioux Falls Joe Foss Field
Wed 9/9
3:05 pm-9:59 pm
1 stop5h 54m
$394
BostonSioux Falls
BOS Boston Logan Intl - FSD Sioux Falls Joe Foss Field
BOSFSD
Boston Logan Intl
Wed 9/23
5:01 pm-11:12 pm
1 stop7h 11m
Sioux Falls Joe Foss Field
Sat 9/26
6:31 pm-12:54 am
1 stop5h 23m
$399
BostonSioux Falls
BOS Boston Logan Intl - FSD Sioux Falls Joe Foss Field
BOSFSD
Boston Logan Intl
Thu 8/20
12:20 pm-7:59 pm
1 stop8h 39m
Sioux Falls Joe Foss Field
Mon 8/24
5:30 am-2:55 pm
1 stop8h 25m
$409
BostonSioux Falls
BOS Boston Logan Intl - FSD Sioux Falls Joe Foss Field
BOSFSD
Boston Logan Intl
Fri 8/28
9:33 am-8:07 pm
2 stops11h 34m
Sioux Falls Joe Foss Field
Mon 8/31
6:00 am-5:36 pm
2 stops10h 36m
$439
BostonSioux Falls
BOS Boston Logan Intl - FSD Sioux Falls Joe Foss Field
BOSFSD
Boston Logan Intl
Thu 8/20
6:42 pm-11:22 pm
1 stop5h 40m
Sioux Falls Joe Foss Field
Mon 8/24
7:47 am-5:52 pm
2 stops9h 05m
$445
Quickest round-trip
BostonSioux Falls
BOS Boston Logan Intl - FSD Sioux Falls Joe Foss Field
BOSFSD
Boston Logan Intl
Thu 8/13
9:00 am-2:31 pm
1 stop6h 31m
Sioux Falls Joe Foss Field
Sat 8/15
6:39 pm-1:15 am
1 stop5h 36m
$446
BostonSioux Falls
BOS Boston Logan Intl - FSD Sioux Falls Joe Foss Field
BOSFSD
Boston Logan Intl
Wed 10/7
5:01 pm-11:11 pm
1 stop7h 10m
Sioux Falls Joe Foss Field
Sat 10/10
6:31 pm-12:54 am
1 stop5h 23m
$449
Cheapest one-way
BostonSioux Falls
BOS Boston Logan Intl - FSD Sioux Falls Joe Foss Field
BOSFSD
Boston Logan Intl
Sat 9/26
12:54 pm-9:05 am
3 stops45h 11m
$321
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Boston to Sioux Falls
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 Boston to Sioux Falls in August.
| 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 Boston-Sioux Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Sioux Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Sioux Falls flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-Sioux Falls 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 Boston-Sioux Falls 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 Boston to Sioux Falls
Have a flexible travel schedule? Discover the best time to fly to Sioux Falls from Boston with our price prediction graph.
BOS-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 Boston to Sioux Falls
What is the cheapest month to book a flight from Boston to Sioux Falls?
Currently, August is the cheapest month in which you can book a flight from Boston to Sioux Falls (average of $371). Flying from Boston to Sioux Falls in March is currently the most expensive (average of $519). 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 Boston to Sioux Falls?
Airfare is below average for this route at the moment.
Boston to Sioux Falls flights typically cost between $338 and $423 in September.The cheapest round-trip price found within the last 5 days was $309 on Delta (Sep 2-Sep 9).
Reviews of airlines servicing Sioux Falls
Get insights into the airlines that provide service to Sioux Falls. 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 Sioux Falls. Reviews last updated August 7, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Boston to Sioux Falls by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Related info for your journey
Find useful and relevant information for your journey from Boston 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 locationsMarshall
Yankton
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 Boston
Popular flights
Sioux Falls flight routes
Alternative routes for Boston to Sioux Falls
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Sioux Falls by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boston to Sioux Falls by cabin class
Find flights from Boston to Sioux Falls, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and Sioux Falls flights
Browse other Boston and Sioux Falls flight options. Last updated on August 7, 2026.
Other flights from Boston
Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on August 7, 2026.
Popular flight searches
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 August 7, 2026.
Top 3 airlines flying from Boston to Sioux Falls
Discover the top 3 airlines that operate flights from Boston 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 2,558,603 searches. Data last updated August 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$303 | Average$428 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$314 | Average$456 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$316 | Average$403 | FlexibilityNo cancel fee | On-time71% |