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United flights from Washington, D.C. to Sun Valley starting at

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Low fare calendar for flights from Washington, D.C. (IAD) to Sun Valley (SUN)

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$721 Price subject to changes
Viewed:a day ago
Economy
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$731 Price subject to changes
Viewed:1 hour ago
Economy
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$721 Price subject to changes
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Economy
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$731 Price subject to changes
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$721 Price subject to changes
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$721 Price subject to changes
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Economy
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$721 Price subject to changes
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Economy
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$562 Price subject to changes
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Economy
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$592 Price subject to changes
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$582 Price subject to changes
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$592 Price subject to changes
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$562 Price subject to changes
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$562 Price subject to changes
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$562 Price subject to changes
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$358 Price subject to changes
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$378 Price subject to changes
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$358 Price subject to changes
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$378 Price subject to changes
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$477 Price subject to changes
Viewed:12 hours ago
Economy
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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.

More United deals on Washington, D.C. (IAD) to Sun Valley (SUN) flights

FromToDatesFare TypePrice

Washington, D.C. (IAD)

Sun Valley (SUN)

Depart: 08/27/20

Return: 09/03/20

Roundtrip
from
$358*
Viewed:1hourago

Washington, D.C. (IAD)

Sun Valley (SUN)

Depart: 08/29/20

Return: 09/05/20

Roundtrip
from
$358*
Viewed:1hourago

Washington, D.C. (IAD)

Sun Valley (SUN)

Depart: 08/28/20

Return: 09/04/20

Roundtrip
from
$378*
Viewed:1hourago

Washington, D.C. (IAD)

Sun Valley (SUN)

Depart: 08/30/20

Return: 09/06/20

Roundtrip
from
$378*
Viewed:1hourago

Washington, D.C. (IAD)

Sun Valley (SUN)

Depart: 08/31/20

Return: 09/07/20

Roundtrip
from
$477*
Viewed:11hoursago

Washington, D.C. (IAD)

Sun Valley (SUN)

Depart: 08/20/20

Return: 09/03/20

Roundtrip
from
$562*
Viewed:1hourago

Washington, D.C. (IAD)

Sun Valley (SUN)

Depart: 08/20/20

Return: 08/27/20

Roundtrip
from
$562*
Viewed:1hourago

Washington, D.C. (IAD)

Sun Valley (SUN)

Depart: 08/24/20

Return: 08/31/20

Roundtrip
from
$562*
Viewed:1hourago

Washington, D.C. (IAD)

Sun Valley (SUN)

Depart: 08/25/20

Return: 09/01/20

Roundtrip
from
$562*
Viewed:1hourago

Washington, D.C. (IAD)

Sun Valley (SUN)

Depart: 08/26/20

Return: 09/02/20

Roundtrip
from
$562*
Viewed:1hourago

*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 Sun Valley

Thursday few clouds
74°F 08/13/20
Friday sky is clear
78°F 08/14/20
Saturday sky is clear
82°F 08/15/20
Sunday overcast clouds
87°F 08/16/20
Monday overcast clouds
89°F 08/17/20
Tuesday few clouds
86°F 08/18/20
Wednesday scattered clouds
89°F 08/19/20
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