United Flight 1643 Deals & Information (2026/2027)

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United Flight 1643 Route Deals From $84

The cheapest prices found with in the last 7 days for return flights were $163 and $84 for one-way flights to Palm Beach Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Apr 27 - Sat, May 2
IAD
Washington Dulles Intl.
PBI
Palm Beach Intl.
$163 Roundtrip, found 16 hours ago
$163
Roundtrip
found 16 hours ago
Select United flight, departing Mon, Apr 27 from Washington Dulles Intl. to Palm Beach Intl., returning Sat, May 2, priced at $163 found 16 hours ago
Sat, Apr 25 - Mon, Apr 27
IAD
Washington Dulles Intl.
PBI
Palm Beach Intl.
$167 Roundtrip, found 3 days ago
$167
Roundtrip
found 3 days ago
Select United flight, departing Sat, Apr 25 from Washington Dulles Intl. to Palm Beach Intl., returning Mon, Apr 27, priced at $167 found 3 days ago
Thu, May 7 - Sun, May 10
IAD
Washington Dulles Intl.
PBI
Palm Beach Intl.
$169 Roundtrip, found 15 hours ago
$169
Roundtrip
found 15 hours ago
Select United flight, departing Thu, May 7 from Washington Dulles Intl. to Palm Beach Intl., returning Sun, May 10, priced at $169 found 15 hours ago
Wed, Apr 8 - Wed, Apr 15
IAD
Washington Dulles Intl.
PBI
Palm Beach Intl.
$177 Roundtrip, found 6 days ago
$177
Roundtrip
found 6 days ago
Select United flight, departing Wed, Apr 8 from Washington Dulles Intl. to Palm Beach Intl., returning Wed, Apr 15, priced at $177 found 6 days ago
Mon, Apr 27 - Sat, May 2
IAD
Washington Dulles Intl.
PBI
Palm Beach Intl.
$184 Roundtrip, found 16 hours ago
$184
Roundtrip
found 16 hours ago
Select United flight, departing Mon, Apr 27 from Washington Dulles Intl. to Palm Beach Intl., returning Sat, May 2, priced at $184 found 16 hours ago
Sat, Apr 25 - Mon, Apr 27
IAD
Washington Dulles Intl.
PBI
Palm Beach Intl.
$187 Roundtrip, found 3 days ago
$187
Roundtrip
found 3 days ago
Select United flight, departing Sat, Apr 25 from Washington Dulles Intl. to Palm Beach Intl., returning Mon, Apr 27, priced at $187 found 3 days ago
Thu, May 7 - Sun, May 10
IAD
Washington Dulles Intl.
PBI
Palm Beach Intl.
$189 Roundtrip, found 15 hours ago
$189
Roundtrip
found 15 hours ago
Select United flight, departing Thu, May 7 from Washington Dulles Intl. to Palm Beach Intl., returning Sun, May 10, priced at $189 found 15 hours ago
Sat, Apr 25 - Tue, Apr 28
IAD
Washington Dulles Intl.
PBI
Palm Beach Intl.
$191 Roundtrip, found 4 days ago
$191
Roundtrip
found 4 days ago
Select United flight, departing Sat, Apr 25 from Washington Dulles Intl. to Palm Beach Intl., returning Tue, Apr 28, priced at $191 found 4 days ago
Sun, Apr 12 - Thu, Apr 16
IAD
Washington Dulles Intl.
PBI
Palm Beach Intl.
$194 Roundtrip, found 2 days ago
$194
Roundtrip
found 2 days ago
Select United flight, departing Sun, Apr 12 from Washington Dulles Intl. to Palm Beach Intl., returning Thu, Apr 16, priced at $194 found 2 days ago
Fri, Apr 24 - Mon, Apr 27
IAD
Washington Dulles Intl.
PBI
Palm Beach Intl.
$197 Roundtrip, found 15 hours ago
$197
Roundtrip
found 15 hours ago
Select United flight, departing Fri, Apr 24 from Washington Dulles Intl. to Palm Beach Intl., returning Mon, Apr 27, priced at $197 found 15 hours ago