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Get United's best fares today on flights from San Francisco to Washington from *

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Low fare calendar for flights from San Francisco (SFO) to Washington (IAD)

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
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2
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5
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9
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11
from
$1,045*
Viewed:10 hours ago
Economy
Return:12/18/19
12
from
$1,010*
Viewed:10 hours ago
Economy
Return:12/13/19
13
from
$979*
Viewed:10 hours ago
Economy
Return:12/27/19
14
from
$1,084*
Viewed:10 hours ago
Economy
Return:12/28/19
15
from
$979*
Viewed:10 hours ago
Economy
Return:12/29/19
16
from
$580*
Viewed:12 minutes ago
Economy
Return:12/17/19
17
from
$580*
Viewed:10 hours ago
Economy
Return:12/18/19
18
from
$610*
Viewed:21 hours ago
Economy
Return:12/19/19
19
from
$730*
Viewed:10 hours ago
Economy
Return:01/02/20
20
from
$855*
Viewed:10 hours ago
Economy
Return:01/03/20
21
from
$965*
Viewed:17 hours ago
Economy
Return:01/01/20
22
from
$765*
Viewed:2 hours ago
Economy
Return:12/23/19
23
from
$753*
Viewed:10 hours ago
Economy
Return:01/06/20
24
from
$412*
Viewed:10 hours ago
Economy
Return:01/07/20
25
from
$401*
Viewed:23 minutes ago
Economy
Return:01/19/20
26
from
$427*
Viewed:10 hours ago
Economy
Return:01/09/20
27
from
$427*
Viewed:10 hours ago
Economy
Return:01/10/20
28
from
$412*
Viewed:10 hours ago
Economy
Return:01/11/20
29
from
$427*
Viewed:10 hours ago
Economy
Return:01/12/20
30
from
$427*
Viewed:10 hours ago
Economy
Return:01/13/20
31
from
$327*
Viewed:10 hours ago
Economy
Return:01/14/20
from
$342*
Viewed:10 hours ago
Economy
Return:01/08/20
from
$427*
Viewed:10 hours ago
Economy
Return:01/09/20
from
$412*
Viewed:9 hours ago
Economy
Return:01/15/20
from
$459*
Viewed:10 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 San Francisco to Washington?

FromToDatesFare TypePrice

San Francisco (SFO)

Washington (IAD)

Depart: 12/20/19

Return: 01/04/20

Roundtrip
from
$1,144*
Viewed:35minutesago

San Francisco (SFO)

Washington (IAD)

Depart: 12/25/19

Return: 12/30/19

Roundtrip
from
$675*
Viewed:36minutesago

San Francisco (SFO)

Washington (IAD)

Depart: 05/10/20

Return: 05/18/20

Roundtrip
from
$467*
Viewed:36minutesago

San Francisco (SFO)

Washington (IAD)

Depart: 12/25/19

Return: 12/31/19

Roundtrip
from
$497*
Viewed:39minutesago

San Francisco (SFO)

Washington (IAD)

Depart: 12/20/19

Return: 12/30/19

Roundtrip
from
$1,073*
Viewed:40minutesago

San Francisco (SFO)

Washington (IAD)

Depart: 12/24/19

Return: 12/31/19

Roundtrip
from
$497*
Viewed:41minutesago

San Francisco (SFO)

Washington (IAD)

Depart: 12/31/19

Return: 01/07/20

Roundtrip
from
$497*
Viewed:43minutesago

San Francisco (SFO)

Washington (IAD)

Depart: 12/25/19

Return: 01/01/20

Roundtrip
from
$583*
Viewed:46minutesago

San Francisco (SFO)

Washington (IAD)

Depart: 02/17/20

Return: 02/26/20

Roundtrip
from
$467*
Viewed:1hourago

San Francisco (SFO)

Washington (IAD)

Depart: 12/16/19

Return: 12/18/19

Roundtrip
from
$1,166*
Viewed:3hoursago

*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 Washington

Tuesday light snow
45°F 12/10/19
Wednesday light snow
36°F 12/11/19
Thursday scattered clouds
37°F 12/12/19
Friday moderate rain
37°F 12/13/19
Saturday heavy intensity rain
44°F 12/14/19
Sunday overcast clouds
50°F 12/15/19
Monday overcast clouds
38°F 12/16/19
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