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Delaware

$99+ Cheap flights from Sioux Falls (FSD) to Delaware

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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — ILG
May 2 — May 91
Sat 5/2
Sat 5/9
1 adult, Economy
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Cheap flight deals from Sioux Falls to Delaware

Cheapest flights from Sioux Falls to Delaware
Explore the most affordable flight options available from Sioux Falls to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2026.

This CheapOair deal was found by Cheapflights users on 3/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:06 pm
FSD
-
PHL
1 stop8h 28m
Frontier
Sun 4/198:36 pm
PHL
-
FSD
1 stop23h 45m
Frontier
Deal found 3/31$211
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 4/276:11 pm
FSD
-
PHL
1 stop14h 38m
Multiple Airlines
Mon 5/48:41 pm
PHL
-
FSD
2 stops42h 04m
Multiple Airlines
Deal found 3/30$251
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 5/86:11 pm
FSD
-
PHL
1 stop29h 33m
Multiple Airlines
Mon 5/116:45 am
PHL
-
FSD
1 stop11h 36m
Multiple Airlines
Deal found 3/28$254
This CheapOair deal was found by Cheapflights users on 3/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/224:29 pm
FSD
-
PHL
1 stop12h 08m
Frontier
Tue 5/268:35 pm
PHL
-
FSD
1 stop22h 58m
Frontier
Deal found 3/30$261
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 5/410:45 am
FSD
-
PHL
1 stop12h 12m
Multiple Airlines
Mon 5/116:45 am
PHL
-
FSD
1 stop11h 36m
Multiple Airlines
Deal found 3/28$264
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 4/176:11 pm
FSD
-
PHL
1 stop14h 38m
Multiple Airlines
Sun 4/1910:00 pm
PHL
-
FSD
2 stops20h 21m
Multiple Airlines
Deal found 3/31$290
This Kiwi.com deal was found by Cheapflights users on 4/2. 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.
Wed 4/152:35 pm
FSD
-
PHL
2 stops19h 18m
Multiple Airlines
Mon 5/116:00 am
PHL
-
FSD
1 stop12h 21m
Multiple Airlines
Deal found 4/2$309
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 4/136:11 pm
FSD
-
PHL
1 stop13h 28m
Multiple Airlines
Wed 4/156:25 pm
PHL
-
FSD
2 stops49h 56m
Multiple Airlines
Deal found 3/29$310
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 5/67:18 pm
FSD
-
PHL
1 stop9h 19m
Multiple Airlines
Mon 5/116:45 am
PHL
-
FSD
1 stop11h 36m
Multiple Airlines
Deal found 3/28$311

Find flight deals from Sioux Falls to Delaware

Keep the following information in mind while searching for Sioux Falls to Delaware flight deals. Data was last updated April 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$211
(CheapOair)

One-way from

$99
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$580
Provider with most accurate pricing for Sioux Falls Joe Foss Field-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Philadelphia flights.
Search Deals
From Sioux Falls Joe Foss Field to Delaware
Search Deals
One-way flight from Sioux Falls Joe Foss Field to Delaware
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($110 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux Falls to Delaware 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 April 2, 2026.
Use the filters below to find and compare flights from Sioux Falls to Delaware that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Mon 5/4

6:38 pm-5:37 am

2 stops33h 59m

Philadelphia

Mon 5/11

6:45 am-5:21 pm

1 stop11h 36m

$289

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Sat 9/26

5:25 am-1:07 pm

1 stop6h 42m

Philadelphia

Mon 9/28

5:12 pm-10:09 pm

1 stop5h 57m

$339

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Sat 4/18

11:25 am-5:32 pm

1 stop5h 07m

Philadelphia

Tue 5/5

11:32 am-8:20 pm

2 stops9h 48m

$359

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Sat 5/9

5:20 am-1:18 pm

1 stop6h 58m

Philadelphia

Mon 5/11

6:12 am-12:49 pm

2 stops7h 37m

$364

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Tue 4/14

6:53 pm-12:59 am

1 stop5h 06m

Philadelphia

Sat 4/18

3:40 pm-11:44 pm

1 stop9h 04m

$369

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Thu 4/16

6:10 am-2:16 pm

1 stop7h 06m

Philadelphia

Mon 4/20

5:00 pm-9:54 pm

1 stop5h 54m

$369

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Mon 5/4

1:44 pm-12:59 am

2 stops10h 15m

Philadelphia

Mon 5/11

6:12 am-12:49 pm

2 stops7h 37m

$370
Quickest round-trip

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Tue 5/5

4:17 pm-11:58 pm

1 stop6h 41m

Philadelphia

Mon 5/11

5:45 am-10:15 am

1 stop5h 30m

$379

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Thu 5/7

1:35 pm-10:12 pm

2 stops7h 37m

Philadelphia

Mon 5/11

5:45 am-10:15 am

1 stop5h 30m

$384
Cheapest one-way

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Mon 5/18

6:11 pm-4:38 pm

3 stops21h 27m

$165

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 18 resultsSorted by cheapest first
1
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Best time to book a flight from Sioux Falls to Delaware

Have a flexible travel schedule? Discover the best time to fly to Delaware from Sioux Falls with our price prediction graph.
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 Sioux Falls to Delaware
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Sioux Falls to Delaware. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Sioux Falls to Delaware?

    Most people fly from Sioux Falls Joe Foss Field (FSD) if they book a flight from Sioux Falls to Delaware. Sioux Falls Joe Foss Field is conveniently located just 2.6 mi from Sioux Falls’s city center.

  • How long is the flight from Sioux Falls to Delaware?

    A quick flight from Sioux Falls to Delaware can take about 6h 42m. Delta provides one of the quickest options available for as low as $339. The distance between Sioux Falls and Delaware is about 1134 mi.

  • Can I find deals for flights from Sioux Falls to Delaware that include hotel bookings?

    Yes. In addition to deals on Sioux Falls to Delaware flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sioux Falls to Delaware?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sioux Falls to Delaware.

  • Can I find deals for business class flights from Sioux Falls to Delaware?

    Yes. Cheapflights offers flight deals from Sioux Falls to Delaware by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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