HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Delaware

$167+ Cheap flights from South Dakota 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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — ILG
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from South Dakota to Delaware 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 South Dakota to Delaware

Keep the following information in mind while searching for South Dakota to Delaware flight deals. Data was last updated August 20, 2025.

Round-trip from

$191
(Priceline)

One-way from

$167
(FlightHub)

Popular in

October

Cheapest in

December

Average price

$383
From South Dakota to Delaware
Search Deals
One-way flight from South Dakota to Delaware
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($176 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from South Dakota to Delaware

Cheapest flights from South Dakota to Delaware
Explore the most affordable flight options available from South Dakota to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This Priceline deal was found by Cheapflights users on 8/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/142:54 pmFSD - PHL
1 stop9h 03mFrontier
Thu 10/166:42 amPHL - FSD
1 stop8h 42mFrontier
Deal found 8/18$191
This Orbitz deal was found by Cheapflights users on 8/18. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/142:54 pmFSD - PHL
1 stop9h 03mFrontier
Fri 10/176:42 amPHL - FSD
1 stop12h 51mFrontier
Deal found 8/18$210
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 9/155:02 pmFSD - PHL
1 stop5h 27mMultiple Airlines
Wed 10/159:14 pmPHL - FSD
1 stop12h 13mMultiple Airlines
Deal found 8/18$245
This Delta deal was found by Cheapflights users on 8/17. 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 9/115:00 amFSD - PHL
1 stop4h 34mDelta
Sun 9/146:00 amPHL - FSD
1 stop7h 11mDelta
Deal found 8/17$259
This Delta deal was found by Cheapflights users on 8/18. 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 12/104:35 pmRAP - PHL
1 stop5h 08mDelta
Sat 12/136:15 amPHL - RAP
1 stop5h 50mDelta
Deal found 8/18$269
This FlightHub deal was found by Cheapflights users on 8/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/142:54 pmFSD - PHL
1 stop9h 03mFrontier
Wed 10/155:53 pmPHL - FSD
2 stops21h 31mFrontier
Deal found 8/18$272
This Frontier deal was found by Cheapflights users on 8/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/107:28 pmFSD - PHL
1 stop8h 51mFrontier
Thu 10/166:42 amPHL - FSD
1 stop8h 42mFrontier
Deal found 8/19$279
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 9/155:02 pmFSD - PHL
1 stop5h 27mMultiple Airlines
Sat 10/118:50 pmPHL - FSD
1 stop12h 37mMultiple Airlines
Deal found 8/18$286
This Delta deal was found by Cheapflights users on 8/18. 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 9/36:04 pmFSD - PHL
1 stop4h 47mDelta
Sun 9/76:00 amPHL - FSD
1 stop5h 19mDelta
Deal found 8/18$289
This Delta deal was found by Cheapflights users on 8/18. 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 10/22:27 pmRAP - PHL
1 stop7h 28mDelta
Sun 10/56:00 amPHL - RAP
1 stop6h 12mDelta
Deal found 8/18$324
This American Airlines deal was found by Cheapflights users on 8/17. 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 12/1012:25 pmRAP - PHL
2 stops9h 37mAmerican Airlines
Sat 12/1311:00 amPHL - RAP
1 stop7h 05mAmerican Airlines
Deal found 8/17$354
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Thu 9/184:38 pmRAP - PHL
1 stop6h 12mAmerican Airlines
Tue 9/236:00 amPHL - RAP
1 stop6h 35mAmerican Airlines
Deal found 8/17$385

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Dakota 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 August 20, 2025.
Use the filters below to find and compare flights from South Dakota to Delaware that are best for you.

Fly from

South Dakota

Fly to

Delaware

Route

Depart

Return

Price

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Sun 9/14

2:54 pm-12:57 am

1 stop9h 03m

Philadelphia

Thu 10/16

6:42 am-2:24 pm

1 stop8h 42m

$191

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Sun 9/14

2:54 pm-12:57 am

1 stop9h 03m

Philadelphia

Fri 10/17

6:42 am-6:33 pm

1 stop12h 51m

$210

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Mon 9/15

5:02 pm-11:29 pm

1 stop5h 27m

Philadelphia

Wed 10/15

9:14 pm-8:27 am

1 stop12h 13m

$245

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Thu 9/11

5:00 am-10:34 am

1 stop4h 34m

Philadelphia

Sun 9/14

6:00 am-12:11 pm

1 stop7h 11m

$259

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Wed 10/15

5:05 pm-1:09 am

1 stop7h 04m

Philadelphia

Sat 10/18

6:20 am-12:42 pm

1 stop7h 22m

$259

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Tue 9/9

6:00 am-1:01 pm

1 stop6h 01m

Philadelphia

Tue 9/30

10:45 am-6:04 pm

1 stop8h 19m

$259

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Wed 12/10

4:35 pm-11:43 pm

1 stop5h 08m

Philadelphia

Sat 12/13

6:15 am-10:05 am

1 stop5h 50m

$269

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Sun 9/14

2:54 pm-12:57 am

1 stop9h 03m

Philadelphia

Wed 10/15

5:53 pm-2:24 pm

2 stops21h 31m

$272

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Thu 10/2

2:27 pm-11:55 pm

1 stop7h 28m

Philadelphia

Sun 10/5

6:00 am-10:12 am

1 stop6h 12m

$324

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Wed 12/10

12:25 pm-12:02 am

2 stops9h 37m

Philadelphia

Sat 12/13

11:00 am-4:05 pm

1 stop7h 05m

$354

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

Showing 1-10 of 23 results
1
2
3

Best time to book a flight from South Dakota to Delaware

Have a flexible travel schedule? Discover the best time to fly to Delaware from South Dakota 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 South Dakota 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 South Dakota to Delaware. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from South Dakota to Delaware?

    Frontier and Delta can get you from South Dakota to Delaware in just under 4h 34m. Your travel time can differ by up to 4h 29m. There are 1134 mi between South Dakota and Delaware. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from South Dakota to Delaware one-way?

    $167 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $187 and $409, respectively.

  • Can I find deals for flights from South Dakota to Delaware that include hotel bookings?

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

  • How can I find direct flights from South Dakota to Delaware?

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

  • Can I find deals for business class flights from South Dakota to Delaware?

    Yes. Cheapflights offers flight deals from South Dakota 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

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 for South Dakota to Delaware

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to John F Kennedy Intl flights
John F Kennedy Intl to Los Angeles flights
Dallas/Fort Worth to John F Kennedy Intl flights
Dallas/Fort Worth to LaGuardia flights
Dallas/Fort Worth to Seattle flights
Los Angeles to Newark flights
John F Kennedy Intl to Orlando flights
Dallas/Fort Worth to Las Vegas flights
John F Kennedy Intl to Las Vegas flights
Newark to Fort Lauderdale flights
Newark to Los Angeles flights
Dallas/Fort Worth to O'Hare Intl flights
San Francisco to John F Kennedy Intl flights
John F Kennedy Intl to Miami flights
Los Angeles to Seattle flights
Newark to Miami flights
John F Kennedy Intl to Dallas/Fort Worth flights
John F Kennedy Intl to O'Hare Intl flights
LaGuardia to Miami flights
LaGuardia to Fort Lauderdale flights
Fort Lauderdale to Newark flights
Ontario to Seattle flights
LaGuardia to Dallas/Fort Worth flights
John F Kennedy Intl to San Francisco flights
San Francisco to Newark flights
Seattle to Los Angeles flights
Los Angeles to Dallas/Fort Worth flights
Dallas/Fort Worth to Denver flights
Seattle to Las Vegas flights
O'Hare Intl to LaGuardia flights
O'Hare Intl to Dallas/Fort Worth flights
LaGuardia to O'Hare Intl flights
Newark to O'Hare Intl flights
Dallas/Fort Worth to Los Angeles flights
John F Kennedy Intl to Fort Lauderdale flights
Newark to Orlando flights
Miami to LaGuardia flights
Newark to Las Vegas flights
Dallas/Fort Worth to Newark flights
Los Angeles to LaGuardia flights
Los Angeles to O'Hare Intl flights
Atlanta to LaGuardia flights
Atlanta to John F Kennedy Intl flights
O'Hare Intl to John F Kennedy Intl flights
O'Hare Intl to Las Vegas flights
Fort Lauderdale to LaGuardia flights
Newark to San Francisco flights
John F Kennedy Intl to Atlanta flights
Newark to Dallas/Fort Worth flights
O'Hare Intl to Newark flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.