United Flight 2217 Deals & Information (2025/2026)

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United Flight 2217 Route Deals From $140

The cheapest prices found with in the last 7 days for return flights were $237 and $140 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Feb 4 - Sun, Feb 8
SEA
Seattle - Tacoma Intl.
IAD
Washington Dulles Intl.
$237 Roundtrip, found 2 hours ago
$237
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Feb 4 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Sun, Feb 8, priced at $237 found 2 hours ago
Wed, Dec 3 - Tue, Dec 9
SEA
Seattle - Tacoma Intl.
IAD
Washington Dulles Intl.
$241 Roundtrip, found 7 hours ago
$241
Roundtrip
found 7 hours ago
Select United flight, departing Wed, Dec 3 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Tue, Dec 9, priced at $241 found 7 hours ago
Wed, Dec 3 - Tue, Dec 9
SEA
Seattle - Tacoma Intl.
IAD
Washington Dulles Intl.
$251 Roundtrip, found 7 hours ago
$251
Roundtrip
found 7 hours ago
Select United flight, departing Wed, Dec 3 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Tue, Dec 9, priced at $251 found 7 hours ago
Wed, Feb 4 - Sun, Feb 8
SEA
Seattle - Tacoma Intl.
IAD
Washington Dulles Intl.
$252 Roundtrip, found 2 hours ago
$252
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Feb 4 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Sun, Feb 8, priced at $252 found 2 hours ago
Fri, Nov 14 - Sun, Nov 16
SEA
Seattle - Tacoma Intl.
IAD
Washington Dulles Intl.
$254 Roundtrip, found 6 days ago
$254
Roundtrip
found 6 days ago
Select United flight, departing Fri, Nov 14 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Sun, Nov 16, priced at $254 found 6 days ago
Fri, Dec 12 - Mon, Dec 15
SEA
Seattle - Tacoma Intl.
IAD
Washington Dulles Intl.
$272 Roundtrip, found 4 days ago
$272
Roundtrip
found 4 days ago
Select United flight, departing Fri, Dec 12 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Mon, Dec 15, priced at $272 found 4 days ago
Wed, Dec 3 - Tue, Dec 9
SEA
Seattle - Tacoma Intl.
IAD
Washington Dulles Intl.
$274 Roundtrip, found 7 hours ago
$274
Roundtrip
found 7 hours ago
Select United flight, departing Wed, Dec 3 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Tue, Dec 9, priced at $274 found 7 hours ago
Thu, Feb 19 - Wed, Feb 25
SEA
Seattle - Tacoma Intl.
IAD
Washington Dulles Intl.
$277 Roundtrip, found 2 days ago
$277
Roundtrip
found 2 days ago
Select United flight, departing Thu, Feb 19 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Wed, Feb 25, priced at $277 found 2 days ago
Wed, Dec 3 - Tue, Dec 9
SEA
Seattle - Tacoma Intl.
IAD
Washington Dulles Intl.
$284 Roundtrip, found 7 hours ago
$284
Roundtrip
found 7 hours ago
Select United flight, departing Wed, Dec 3 from Seattle - Tacoma Intl. to Washington Dulles Intl., returning Tue, Dec 9, priced at $284 found 7 hours ago