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Get United's best fares today on flights from Ontario to Sioux Falls from *

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Low fare calendar for flights from Ontario (ONT) to Sioux Falls (FSD)

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
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2
3
4
5
6
7
8
9
10
11
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13
from
$795*
Viewed:15 hours ago
Economy
Return:12/27/19
14
from
$276*
Viewed:15 hours ago
Economy
Return:12/21/19
15
from
$558*
Viewed:15 hours ago
Economy
Return:12/29/19
16
from
$276*
Viewed:15 hours ago
Economy
Return:12/23/19
17
from
$276*
Viewed:15 hours ago
Economy
Return:12/24/19
18
from
$528*
Viewed:15 hours ago
Economy
Return:01/01/20
19
from
$276*
Viewed:15 hours ago
Economy
Return:12/26/19
20
from
$276*
Viewed:15 hours ago
Economy
Return:12/27/19
21
from
$547*
Viewed:15 hours ago
Economy
Return:12/28/19
22
from
$276*
Viewed:15 hours ago
Economy
Return:12/29/19
23
from
$276*
Viewed:15 hours ago
Economy
Return:12/30/19
24
from
$547*
Viewed:15 hours ago
Economy
Return:12/31/19
25
from
$547*
Viewed:15 hours ago
Economy
Return:01/01/20
26
from
$547*
Viewed:15 hours ago
Economy
Return:01/02/20
27
from
$276*
Viewed:15 hours ago
Economy
Return:01/03/20
28
from
$276*
Viewed:15 hours ago
Economy
Return:01/04/20
29
from
$276*
Viewed:15 hours ago
Economy
Return:01/05/20
30
from
$276*
Viewed:15 hours ago
Economy
Return:01/06/20
31
from
$276*
Viewed:15 hours ago
Economy
Return:01/07/20
from
$547*
Viewed:15 hours ago
Economy
Return:01/08/20
from
$276*
Viewed:15 hours ago
Economy
Return:01/09/20
from
$547*
Viewed:15 hours ago
Economy
Return:01/10/20
from
$547*
Viewed:15 hours ago
Economy
Return:01/11/20
Lowest PriceToday
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Looking for additional flights from Ontario to Sioux Falls?

FromToDatesFare TypePrice

Ontario (ONT)

Sioux Falls (FSD)

Depart: 01/21/20

Return: 01/28/20

Roundtrip
from
$276*
Viewed:15hoursago

Ontario (ONT)

Sioux Falls (FSD)

Depart: 12/16/19

Return: 12/23/19

Roundtrip
from
$276*
Viewed:15hoursago

Ontario (ONT)

Sioux Falls (FSD)

Depart: 12/14/19

Return: 12/21/19

Roundtrip
from
$276*
Viewed:15hoursago

Ontario (ONT)

Sioux Falls (FSD)

Depart: 12/17/19

Return: 12/24/19

Roundtrip
from
$276*
Viewed:15hoursago

Ontario (ONT)

Sioux Falls (FSD)

Depart: 12/20/19

Return: 12/27/19

Roundtrip
from
$276*
Viewed:15hoursago

Ontario (ONT)

Sioux Falls (FSD)

Depart: 12/28/19

Return: 01/04/20

Roundtrip
from
$276*
Viewed:15hoursago

Ontario (ONT)

Sioux Falls (FSD)

Depart: 12/29/19

Return: 01/05/20

Roundtrip
from
$276*
Viewed:15hoursago

Ontario (ONT)

Sioux Falls (FSD)

Depart: 12/19/19

Return: 12/26/19

Roundtrip
from
$276*
Viewed:15hoursago

Ontario (ONT)

Sioux Falls (FSD)

Depart: 12/30/19

Return: 01/06/20

Roundtrip
from
$276*
Viewed:15hoursago

Ontario (ONT)

Sioux Falls (FSD)

Depart: 12/23/19

Return: 12/30/19

Roundtrip
from
$276*
Viewed:15hoursago

*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in Sioux Falls

Thursday broken clouds
16°F 12/12/19
Friday overcast clouds
22°F 12/13/19
Saturday broken clouds
6°F 12/14/19
Sunday broken clouds
3°F 12/15/19
Monday light snow
17°F 12/16/19
Tuesday sky is clear
-2°F 12/17/19
Wednesday sky is clear
19°F 12/18/19
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