United Flight UA1101 Deals & Information (2025/2026)

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United Flight 1101 Route Deals From $109

The cheapest prices found with in the last 7 days for return flights were $211 and $109 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, May 20 - Wed, May 28
DEN
Denver Intl.
IAD
Washington Dulles Intl.
$211 Roundtrip, found 10 hours ago
$211
Roundtrip
found 10 hours ago
Select United flight, departing Tue, May 20 from Denver Intl. to Washington Dulles Intl., returning Wed, May 28, priced at $211 found 10 hours ago
Tue, Jun 10 - Tue, Jun 17
DEN
Denver Intl.
IAD
Washington Dulles Intl.
$217 Roundtrip, found 1 day ago
$217
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jun 10 from Denver Intl. to Washington Dulles Intl., returning Tue, Jun 17, priced at $217 found 1 day ago
Tue, May 20 - Sat, May 24
DEN
Denver Intl.
IAD
Washington Dulles Intl.
$220 Roundtrip, found 4 days ago
$220
Roundtrip
found 4 days ago
Select United flight, departing Tue, May 20 from Denver Intl. to Washington Dulles Intl., returning Sat, May 24, priced at $220 found 4 days ago
Sat, Jun 28 - Thu, Jul 3
DEN
Denver Intl.
IAD
Washington Dulles Intl.
$225 Roundtrip, found 12 hours ago
$225
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Jun 28 from Denver Intl. to Washington Dulles Intl., returning Thu, Jul 3, priced at $225 found 12 hours ago
Tue, May 20 - Wed, May 28
DEN
Denver Intl.
IAD
Washington Dulles Intl.
$231 Roundtrip, found 10 hours ago
$231
Roundtrip
found 10 hours ago
Select United flight, departing Tue, May 20 from Denver Intl. to Washington Dulles Intl., returning Wed, May 28, priced at $231 found 10 hours ago
Tue, Jul 8 - Fri, Jul 11
DEN
Denver Intl.
IAD
Washington Dulles Intl.
$239 Roundtrip, found 2 days ago
$239
Roundtrip
found 2 days ago
Select United flight, departing Tue, Jul 8 from Denver Intl. to Washington Dulles Intl., returning Fri, Jul 11, priced at $239 found 2 days ago
Tue, May 13 - Sat, May 17
DEN
Denver Intl.
IAD
Washington Dulles Intl.
$241 Roundtrip, just found
$241
Roundtrip
just found
Select United flight, departing Tue, May 13 from Denver Intl. to Washington Dulles Intl., returning Sat, May 17, priced at $241 just found
Sat, Jun 28 - Thu, Jul 3
DEN
Denver Intl.
IAD
Washington Dulles Intl.
$243 Roundtrip, found 12 hours ago
$243
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Jun 28 from Denver Intl. to Washington Dulles Intl., returning Thu, Jul 3, priced at $243 found 12 hours ago
Tue, Jun 10 - Tue, Jun 17
DEN
Denver Intl.
IAD
Washington Dulles Intl.
$253 Roundtrip, found 1 day ago
$253
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jun 10 from Denver Intl. to Washington Dulles Intl., returning Tue, Jun 17, priced at $253 found 1 day ago
Sun, May 11 - Thu, May 15
DEN
Denver Intl.
IAD
Washington Dulles Intl.
$256 Roundtrip, just found
$256
Roundtrip
just found
Select United flight, departing Sun, May 11 from Denver Intl. to Washington Dulles Intl., returning Thu, May 15, priced at $256 just found