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Delaware

$171+ 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 6/30. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — ILG
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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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 May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$238
(Frontier)

One-way from

$171
(Frontier)

Popular in

October

Cheapest in

December

Average price

$642
Provider with most accurate pricing for Sioux Falls Joe Foss Field-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Philadelphia flights.
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From South Dakota to Delaware
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One-way flight from South Dakota to Delaware
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Highest demand for flights based on searches. 28% potential increase in price ($200 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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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 May 1, 2025.

This Frontier deal was found by Cheapflights users on 4/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/223:51 pmFSD - PHL
1 stop12h 16mFrontier
Thu 5/296:15 amPHL - FSD
1 stop9h 43mFrontier
Deal found 4/30$238
This Mytrip deal was found by Cheapflights users on 5/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/169:58 amFSD - PHL
2 stops20h 50mMultiple Airlines
Tue 5/206:00 pmPHL - FSD
1 stop19h 57mMultiple Airlines
Deal found 5/1$284
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/45:00 amFSD - PHL
1 stop5h 00mDelta
Sat 6/76:59 pmPHL - FSD
1 stop4h 58mDelta
Deal found 4/30$373
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/224:25 pmRAP - PHL
1 stop5h 33mDelta
Mon 5/266:00 amPHL - RAP
1 stop6h 06mDelta
Deal found 4/30$401
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1612:03 pmRAP - PHL
2 stops9h 28mAmerican Airlines
Sun 7/2710:40 amPHL - RAP
1 stop8h 54mAmerican Airlines
Deal found 4/30$406
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/510:04 pmRAP - PHL
1 stop29h 57mMultiple Airlines
Sun 6/810:48 amPHL - RAP
1 stop12h 26mMultiple Airlines
Deal found 4/29$443
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1111:45 amFSD - PHL
2 stops10h 44mUnited Airlines
Tue 6/172:50 pmPHL - FSD
2 stops8h 02mUnited Airlines
Deal found 4/30$463
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/210:15 amRAP - PHL
1 stop7h 05mUnited Airlines
Mon 10/610:10 amPHL - RAP
2 stops10h 28mUnited Airlines
Deal found 4/30$486
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/175:40 pmFSD - PHL
1 stop6h 17mAmerican Airlines
Sun 10/1910:42 amPHL - FSD
1 stop5h 46mAmerican Airlines
Deal found 4/30$518

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 May 1, 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

Thu 5/22

3:51 pm-5:07 am

1 stop12h 16m

Philadelphia

Thu 5/29

6:15 am-2:58 pm

1 stop9h 43m

$238

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Fri 5/16

9:58 am-7:48 am

2 stops20h 50m

Philadelphia

Tue 5/20

6:00 pm-12:57 pm

1 stop19h 57m

$284

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Wed 6/4

5:00 am-11:00 am

1 stop5h 00m

Philadelphia

Sat 6/7

6:59 pm-10:57 pm

1 stop4h 58m

$373

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Thu 5/22

4:25 pm-11:58 pm

1 stop5h 33m

Philadelphia

Mon 5/26

6:00 am-10:06 am

1 stop6h 06m

$401

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Wed 7/16

12:03 pm-11:31 pm

2 stops9h 28m

Philadelphia

Sun 7/27

10:40 am-5:34 pm

1 stop8h 54m

$406

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Thu 6/5

10:04 pm-6:01 am

1 stop29h 57m

Philadelphia

Sun 6/8

10:48 am-9:14 pm

1 stop12h 26m

$443

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Wed 6/11

11:45 am-11:29 pm

2 stops10h 44m

Philadelphia

Tue 6/17

2:50 pm-9:52 pm

2 stops8h 02m

$463

Rapid CityPhiladelphia

RAP - PHL

RAPPHL

Rapid City

Thu 10/2

10:15 am-7:20 pm

1 stop7h 05m

Philadelphia

Mon 10/6

10:10 am-6:38 pm

2 stops10h 28m

$486

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Fri 10/17

5:40 pm-12:57 am

1 stop6h 17m

Philadelphia

Sun 10/19

10:42 am-3:28 pm

1 stop5h 46m

$518

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Mon 6/30

7:27 pm-5:10 am

1 stop8h 43m

$171

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 16 results
1
2

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

Rainfall in Delaware by month

Plan your trip to Delaware by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Delaware ranges from 2.9 - 4.3 inches per month. July is typically the wettest month, when rainfall can reach 4.3 in. February is typically the driest time to visit Delaware when rainfall is around 2.9 in.

Temperature in Delaware by month

Plan your trip to Delaware by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Delaware, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Delaware

Get insights into the airlines that provide service to Delaware. 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 Delaware. Reviews last updated May 1, 2025.
Get a feel of what it's like to fly with Delta, United Airlines and American Airlines from South Dakota to Delaware by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Frontier
6.0
Okay
3,287 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    $171 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $231 and $261, 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

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Alternative routes for South Dakota to Delaware

See prices for flight routes from nearby airports that may be better suited for you.
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