United Flight 2128 Deals & Information (2026/2027)

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United Flight 2128 Route Deals From $126

The cheapest prices found with in the last 7 days for return flights were $197 and $126 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jul 22 - Wed, Jul 29
ORD
O'Hare Intl.
IAD
Washington Dulles Intl.
$197 Roundtrip, found 5 hours ago
$197
Roundtrip
found 5 hours ago
Select United flight, departing Wed, Jul 22 from O'Hare Intl. to Washington Dulles Intl., returning Wed, Jul 29, priced at $197 found 5 hours ago
Tue, Jun 23 - Wed, Jun 24
ORD
O'Hare Intl.
IAD
Washington Dulles Intl.
$202 Roundtrip, found 15 hours ago
$202
Roundtrip
found 15 hours ago
Select United flight, departing Tue, Jun 23 from O'Hare Intl. to Washington Dulles Intl., returning Wed, Jun 24, priced at $202 found 15 hours ago
Tue, Jun 23 - Wed, Jun 24
ORD
O'Hare Intl.
IAD
Washington Dulles Intl.
$214 Roundtrip, found 15 hours ago
$214
Roundtrip
found 15 hours ago
Select United flight, departing Tue, Jun 23 from O'Hare Intl. to Washington Dulles Intl., returning Wed, Jun 24, priced at $214 found 15 hours ago
Wed, Jul 22 - Wed, Jul 29
ORD
O'Hare Intl.
IAD
Washington Dulles Intl.
$220 Roundtrip, found 5 hours ago
$220
Roundtrip
found 5 hours ago
Select United flight, departing Wed, Jul 22 from O'Hare Intl. to Washington Dulles Intl., returning Wed, Jul 29, priced at $220 found 5 hours ago
Mon, Jun 1 - Wed, Jun 3
ORD
O'Hare Intl.
IAD
Washington Dulles Intl.
$235 Roundtrip, found 14 hours ago
$235
Roundtrip
found 14 hours ago
Select United flight, departing Mon, Jun 1 from O'Hare Intl. to Washington Dulles Intl., returning Wed, Jun 3, priced at $235 found 14 hours ago
Tue, Jun 23 - Wed, Jun 24
ORD
O'Hare Intl.
IAD
Washington Dulles Intl.
$243 Roundtrip, found 15 hours ago
$243
Roundtrip
found 15 hours ago
Select United flight, departing Tue, Jun 23 from O'Hare Intl. to Washington Dulles Intl., returning Wed, Jun 24, priced at $243 found 15 hours ago
Wed, Jul 22 - Wed, Jul 29
ORD
O'Hare Intl.
IAD
Washington Dulles Intl.
$243 Roundtrip, found 5 hours ago
$243
Roundtrip
found 5 hours ago
Select United flight, departing Wed, Jul 22 from O'Hare Intl. to Washington Dulles Intl., returning Wed, Jul 29, priced at $243 found 5 hours ago
Thu, Jul 9 - Tue, Jul 14
ORD
O'Hare Intl.
IAD
Washington Dulles Intl.
$247 Roundtrip, found 4 hours ago
$247
Roundtrip
found 4 hours ago
Select United flight, departing Thu, Jul 9 from O'Hare Intl. to Washington Dulles Intl., returning Tue, Jul 14, priced at $247 found 4 hours ago
Wed, Jun 10 - Sat, Jun 13
ORD
O'Hare Intl.
IAD
Washington Dulles Intl.
$253 Roundtrip, found 7 hours ago
$253
Roundtrip
found 7 hours ago
Select United flight, departing Wed, Jun 10 from O'Hare Intl. to Washington Dulles Intl., returning Sat, Jun 13, priced at $253 found 7 hours ago