How does KAYAK find such low prices on flights from Washington to Sioux Falls?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Sioux Falls.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Sioux Falls?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sioux Falls from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington to Sioux Falls?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Sioux Falls with an airline and back to Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Sioux Falls?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sioux Falls from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$138 CHEAP FLIGHTS from Washington to Sioux Falls

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Flight Deals

Cheap Flights from Washington to Sioux Falls

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Washington to Sioux Falls

Wed, Nov 11 - Thu, Nov 19

7:48 pm - 10:50 amSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

37h 02m2 stops Los Angeles Phoenix Sky Harbor Intl

12:11 pm - 12:37 pmFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

26h 26m1 stop Las Vegas Harry Reid Intl

$336Multiple Airlines

Thu, Oct 22 - Mon, Oct 26

4:27 pm - 11:16 amSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

16h 49m2 stops Denver Intl Las Vegas Harry Reid Intl

1:41 pm - 10:59 amFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

23h 18m1 stop Las Vegas Harry Reid Intl

$336Multiple Airlines

Thu, Dec 3 - Sat, Dec 5

1:49 pm - 8:33 pmGEG Spokane-FSD Sioux Falls Joe Foss Field

4h 44m1 stop Denver Intl

3:14 pm - 10:15 pmFSD Sioux Falls Joe Foss Field-GEG Spokane

9h 01m1 stop Chicago O'Hare Intl

$349United Airlines

Sun, Nov 15 - Thu, Nov 26

1:46 pm - 11:49 pmGEG Spokane-FSD Sioux Falls Joe Foss Field

8h 03m1 stop Phoenix Sky Harbor Intl

6:00 am - 12:19 pmFSD Sioux Falls Joe Foss Field-GEG Spokane

8h 19m1 stop Dallas/Fort Worth

$349American Airlines

Thu, Dec 3 - Sat, Dec 5

9:00 am - 11:30 pmGEG Spokane-FSD Sioux Falls Joe Foss Field

12h 30m2 stops Denver Intl Chicago O'Hare Intl

9:24 am - 12:43 pmFSD Sioux Falls Joe Foss Field-GEG Spokane

5h 19m1 stop Denver Intl

$354United Airlines

Sun, Nov 15 - Thu, Nov 26

1:46 pm - 11:49 pmGEG Spokane-FSD Sioux Falls Joe Foss Field

8h 03m1 stop Phoenix Sky Harbor Intl

6:00 am - 3:02 pmFSD Sioux Falls Joe Foss Field-GEG Spokane

11h 02m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl

$354American Airlines

Sun, Nov 15 - Thu, Nov 26

6:25 am - 3:58 pmGEG Spokane-FSD Sioux Falls Joe Foss Field

7h 33m1 stop Minneapolis St Paul

8:31 am - 6:49 pmFSD Sioux Falls Joe Foss Field-GEG Spokane

12h 18m2 stops Minneapolis St Paul Salt Lake City

$354Delta

Fri, Oct 23 - Tue, Nov 10

1:25 pm - 11:22 pmGEG Spokane-FSD Sioux Falls Joe Foss Field

7h 57m2 stops Salt Lake City Minneapolis St Paul

8:31 am - 4:08 pmFSD Sioux Falls Joe Foss Field-GEG Spokane

9h 37m2 stops Minneapolis St Paul Salt Lake City

$359Delta

Thu, Dec 3 - Sat, Dec 5

9:00 am - 10:12 pmGEG Spokane-FSD Sioux Falls Joe Foss Field

11h 12m2 stops Denver Intl Chicago O'Hare Intl

9:45 am - 9:25 pmFSD Sioux Falls Joe Foss Field-GEG Spokane

13h 40m2 stops Chicago O'Hare Intl Denver Intl

$359United Airlines

Tue, Nov 10 - Thu, Nov 19

7:48 pm - 10:58 amSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

37h 10m2 stops Los Angeles Las Vegas Harry Reid Intl

12:11 pm - 12:37 pmFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

26h 26m1 stop Las Vegas Harry Reid Intl

$366Multiple Airlines

Recent last minute flight deals from Washington to Sioux Falls

Tue, Oct 13 - Sat, Oct 17

11:50 pm - 10:00 amSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

8h 10m1 stop Minneapolis St Paul

11:00 am - 4:58 pmFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

7h 58m1 stop Minneapolis St Paul

$464Delta

Tue, Oct 13 - Sat, Oct 17

3:30 pm - 11:56 pmSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

6h 26m1 stop Phoenix Sky Harbor Intl

6:20 am - 2:52 pmFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

10h 32m1 stop Dallas/Fort Worth

$499American Airlines

Sat, Oct 10 - Sun, Oct 11

5:00 am - 12:49 pmSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

5h 49m1 stop Denver Intl

9:42 am - 4:03 pmFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

8h 21m1 stop Denver Intl

$499United Airlines

Sat, Oct 10 - Tue, Oct 13

11:50 pm - 10:00 amSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

8h 10m1 stop Minneapolis St Paul

5:00 pm - 11:59 pmFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

8h 59m1 stop Minneapolis St Paul

$499Delta

Fri, Oct 9 - Mon, Oct 12

12:04 pm - 9:13 pmSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

7h 09m1 stop Dallas/Fort Worth

5:54 pm - 12:10 amFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

8h 16m1 stop Dallas/Fort Worth

$499American Airlines

Sat, Oct 10 - Sun, Oct 11

1:22 pm - 11:44 pmSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

8h 22m2 stops San Francisco Denver Intl

9:42 am - 4:03 pmFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

8h 21m1 stop Denver Intl

$504United Airlines

Fri, Oct 9 - Mon, Oct 12

12:04 pm - 9:13 pmSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

7h 09m1 stop Dallas/Fort Worth

5:54 pm - 12:10 amFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

8h 16m1 stop Dallas/Fort Worth

$529American Airlines

Sat, Oct 10 - Thu, Oct 15

11:50 pm - 10:00 amSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

8h 10m1 stop Minneapolis St Paul

8:30 am - 12:30 pmFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

6h 00m1 stop Minneapolis St Paul

$559Delta

Sun, Oct 11 - Thu, Oct 15

9:16 pm - 12:21 pmSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

13h 05m1 stop Las Vegas Harry Reid Intl

12:06 pm - 9:48 amFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

23h 42m1 stop Las Vegas Harry Reid Intl

$878Multiple Airlines

Sun, Oct 11 - Thu, Oct 15

9:16 pm - 12:21 pmSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

13h 05m1 stop Las Vegas Harry Reid Intl

12:28 pm - 6:45 pmFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

32h 17m2 stops Phoenix-Mesa Gateway Los Angeles

$882Multiple Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$138

Best time to beat the crowds with an average 4% drop in price.

Most popular time to fly with an average 9% increase in price.

Flight from Spokane to Sioux Falls

How does KAYAK find such low prices on flights from Washington to Sioux Falls?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Sioux Falls.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Sioux Falls?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sioux Falls from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to Sioux Falls?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Sioux Falls with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Sioux Falls?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sioux Falls from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.