United Flight 1849 Deals & Information (2025/2026)

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United Flight 1849 Route Deals From $159

The cheapest prices found with in the last 7 days for return flights were $277 and $159 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Dec 6 - Sat, Dec 13
SFO
San Francisco Intl.
IAD
Washington Dulles Intl.
$277 Roundtrip, found 1 day ago
$277
Roundtrip
found 1 day ago
Select United flight, departing Sat, Dec 6 from San Francisco Intl. to Washington Dulles Intl., returning Sat, Dec 13, priced at $277 found 1 day ago
Tue, Oct 21 - Sat, Nov 1
SFO
San Francisco Intl.
IAD
Washington Dulles Intl.
$283 Roundtrip, found 5 hours ago
$283
Roundtrip
found 5 hours ago
Select United flight, departing Tue, Oct 21 from San Francisco Intl. to Washington Dulles Intl., returning Sat, Nov 1, priced at $283 found 5 hours ago
Sat, Oct 11 - Wed, Oct 22
SFO
San Francisco Intl.
IAD
Washington Dulles Intl.
$300 Roundtrip, found 17 hours ago
$300
Roundtrip
found 17 hours ago
Select United flight, departing Sat, Oct 11 from San Francisco Intl. to Washington Dulles Intl., returning Wed, Oct 22, priced at $300 found 17 hours ago
Wed, Oct 22 - Sun, Oct 26
SFO
San Francisco Intl.
IAD
Washington Dulles Intl.
$303 Roundtrip, found 2 days ago
$303
Roundtrip
found 2 days ago
Select United flight, departing Wed, Oct 22 from San Francisco Intl. to Washington Dulles Intl., returning Sun, Oct 26, priced at $303 found 2 days ago