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.

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).

What is the cheapest month to fly from Sioux Falls to Delaware?

December is one of the best times of the year to fly to Delaware from Sioux Falls. Prices for December average $480 per person but you can even find prices for as low as $255. The most expensive prices can be found in the month of October. Opting for a December flight can save you 59% on your journey compared to booking in October

What is the cheapest time of day to fly from FSD to DE?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sioux Falls to Delaware as you normally would.

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.

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.

$187+ Flights from Sioux Falls to Delaware

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Cheap flight deals from Sioux Falls to Delaware

Round-trip from	$228 (Frontier)
One-way from	$187 (Delta)
Popular in	October
Cheapest in	December
Average price	$523

From Sioux Falls Joe Foss Field to Delaware

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One-way flight from Sioux Falls Joe Foss Field to Delaware

Search Deals

Highest demand for flights based on searches. 25% potential increase in price ($165 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($27 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find 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 July 29, 2025.

Wed 8/137:48 pmFSD - PHL

1 stop8h 21mFrontier

Sun 8/176:15 amPHL - FSD

1 stop8h 47mFrontier

Deal found 7/29

$228

Thu 8/215:00 amFSD - PHL

1 stop4h 39mDelta

Tue 9/26:59 pmPHL - FSD

1 stop5h 47mDelta

Deal found 7/29

$259

Fri 10/311:32 pmFSD - PHL

1 stop6h 39mAmerican Airlines

Sun 11/25:37 amPHL - FSD

1 stop5h 50mAmerican Airlines

Deal found 7/27

$299

Wed 8/137:48 pmFSD - PHL

1 stop8h 21mMultiple Airlines

Mon 8/187:00 amPHL - FSD

2 stops13h 21mMultiple Airlines

Deal found 7/27

$313

Fri 11/216:23 pmFSD - PHL

1 stop4h 52mUnited Airlines

Mon 11/243:48 pmPHL - FSD

1 stop8h 56mUnited Airlines

Deal found 7/28

$339

Best flights from Sioux Falls to Delaware
Discover carefully curated flight deals from Sioux Falls to Delaware that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Wed 8/137:48 pmFSD - PHL

1 stop8h 21mFrontier

Mon 8/186:15 amPHL - FSD

1 stop13h 22mFrontier

Deal found 7/27

$228

Thu 8/215:00 amFSD - PHL

1 stop4h 39mDelta

Tue 9/26:59 pmPHL - FSD

1 stop5h 47mDelta

Deal found 7/29

$259

Tue 8/266:00 amFSD - PHL

2 stops10h 21mUnited Airlines

Tue 9/25:15 pmPHL - FSD

1 stop5h 57mUnited Airlines

Deal found 7/29

$264

Wed 8/137:48 pmFSD - PHL

1 stop8h 21mMultiple Airlines

Mon 8/187:00 amPHL - FSD

2 stops13h 21mMultiple Airlines

Deal found 7/27

$313

Thu 9/255:19 pmFSD - PHL

1 stop6h 31mAmerican Airlines

Sun 9/285:00 amPHL - FSD

1 stop8h 39mAmerican Airlines

Deal found 7/27

$389

Last-minute flights from Sioux Falls to Delaware
Discover last-minute flight deals from Sioux Falls to Delaware. Data last updated July 29, 2025 and is based on user searches.

Wed 8/67:48 pmFSD - PHL

1 stop8h 21mFrontier

Fri 8/86:15 amPHL - FSD

1 stop13h 22mFrontier

Deal found 7/27

$268

Fri 8/86:16 pmFSD - PHL

1 stop5h 14mDelta

Sat 8/95:21 pmPHL - FSD

1 stop6h 42mDelta

Deal found 7/27

$369

Tue 8/127:55 amFSD - PHL

1 stop5h 34mUnited Airlines

Sat 8/165:16 pmPHL - FSD

1 stop5h 44mUnited Airlines

Deal found 7/28

$394

Wed 8/137:48 pmFSD - PHL

1 stop8h 21mFrontier

Mon 8/186:15 amPHL - FSD

1 stop13h 22mFrontier

Deal found 7/27

$228

Wed 8/137:48 pmFSD - PHL

1 stop8h 21mMultiple Airlines

Mon 8/187:00 amPHL - FSD

2 stops13h 21mMultiple Airlines

Deal found 7/27

$313

Wed 8/136:00 amFSD - PHL

1 stop4h 44mAmerican Airlines

Sat 8/166:39 pmPHL - FSD

1 stop6h 49mAmerican Airlines

Deal found 7/27

$389

Thu 8/215:00 amFSD - PHL

1 stop4h 39mDelta

Tue 9/26:59 pmPHL - FSD

1 stop5h 47mDelta

Deal found 7/29

$259

One-way flights from Sioux Falls to Delaware
Search for one-way flight options from Sioux Falls to Delaware. Find affordable one-way fares based on user searches. Data last updated July 29, 2025.

Tue 9/235:00 amFSD - PHL

1 stop4h 34mDelta

Deal found 7/29

$187

Mon 10/136:10 pmFSD - PHL

1 stop5h 35mUnited Airlines

Deal found 7/28

$275

Cheapflights Fare Finder

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

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Wed 8/13

7:48 pm-5:09 am

1 stop8h 21m

Philadelphia

Mon 8/18

6:15 am-6:37 pm

1 stop13h 22m

$228

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Thu 8/21

5:00 am-10:39 am

1 stop4h 39m

Philadelphia

Tue 9/2

6:59 pm-11:46 pm

1 stop5h 47m

$259

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Tue 8/26

6:00 am-5:21 pm

2 stops10h 21m

Philadelphia

Tue 9/2

5:15 pm-10:12 pm

1 stop5h 57m

$264

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Wed 8/13

7:48 pm-5:09 am

1 stop8h 21m

Philadelphia

Mon 8/18

7:00 am-7:21 pm

2 stops13h 21m

$313

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Thu 9/25

5:19 pm-12:50 am

1 stop6h 31m

Philadelphia

Sun 9/28

5:00 am-12:39 pm

1 stop8h 39m

$389

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Tue 9/23

5:00 am-10:34 am

1 stop4h 34m

$187

Sioux FallsPhiladelphia

FSD - PHL

FSDPHL

Sioux Falls Joe Foss Field

Mon 10/13

6:10 pm-12:45 am

1 stop5h 35m

$275

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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.

Reviews of airlines servicing Delaware

See what other customers who have flown with Delta, United Airlines, and American Airlines from Sioux Falls to Delaware have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,977 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,977 reviews

Delta

8.0

Very good

7,977 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,899 reviews

Delta

8.0

Very good

7,977 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,977 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Frontier

5.9

Fair

3,238 reviews

Delta

8.0

Very good

7,977 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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.
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

Browse thousands of different options on Cheapflights for your next trip

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$187+ 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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Sioux Falls to Delaware with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap 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 July 29, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Sioux Falls to Delaware

Cheapest flights from Sioux Falls to DelawareExplore 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 July 29, 2025.

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 July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sioux Falls to Delaware that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Sioux Falls to Delaware

Reviews of airlines servicing Delaware

See what other customers who have flown with Delta, United Airlines, and American Airlines from Sioux Falls to Delaware have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

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 Sioux Falls to Delaware

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

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Travel Smart

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 July 29, 2025.