United Flight UA1873 Deals & Information (2025/2026)

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United Flight 1873 Route Deals From $119

The cheapest prices found with in the last 7 days for return flights were $257 and $119 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, May 6 - Sat, May 17
SAN
San Diego Intl.
IAD
Washington Dulles Intl.
$257 Roundtrip, found 5 days ago
$257
Roundtrip
found 5 days ago
Select United flight, departing Tue, May 6 from San Diego Intl. to Washington Dulles Intl., returning Sat, May 17, priced at $257 found 5 days ago
Wed, Mar 26 - Sat, Mar 29
SAN
San Diego Intl.
IAD
Washington Dulles Intl.
$273 Roundtrip, found 4 days ago
$273
Roundtrip
found 4 days ago
Select United flight, departing Wed, Mar 26 from San Diego Intl. to Washington Dulles Intl., returning Sat, Mar 29, priced at $273 found 4 days ago
Sat, May 10 - Tue, May 20
SAN
San Diego Intl.
IAD
Washington Dulles Intl.
$273 Roundtrip, found 5 days ago
$273
Roundtrip
found 5 days ago
Select United flight, departing Sat, May 10 from San Diego Intl. to Washington Dulles Intl., returning Tue, May 20, priced at $273 found 5 days ago
Sat, May 10 - Tue, May 20
SAN
San Diego Intl.
IAD
Washington Dulles Intl.
$281 Roundtrip, found 5 days ago
$281
Roundtrip
found 5 days ago
Select United flight, departing Sat, May 10 from San Diego Intl. to Washington Dulles Intl., returning Tue, May 20, priced at $281 found 5 days ago
Wed, Mar 26 - Sat, Mar 29
SAN
San Diego Intl.
IAD
Washington Dulles Intl.
$283 Roundtrip, found 4 days ago
$283
Roundtrip
found 4 days ago
Select United flight, departing Wed, Mar 26 from San Diego Intl. to Washington Dulles Intl., returning Sat, Mar 29, priced at $283 found 4 days ago
Sun, Apr 6 - Wed, Apr 9
SAN
San Diego Intl.
IAD
Washington Dulles Intl.
$288 Roundtrip, found 1 day ago
$288
Roundtrip
found 1 day ago
Select United flight, departing Sun, Apr 6 from San Diego Intl. to Washington Dulles Intl., returning Wed, Apr 9, priced at $288 found 1 day ago