United Flight 3988 Deals & Information (2026/2027)

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United Flight 3988 Route Deals From $241

The cheapest prices found with in the last 7 days for return flights were $169 and $241 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Apr 8 - Sun, Apr 12
MSP
Minneapolis - St. Paul Intl.
IAD
Washington Dulles Intl.
$169 Roundtrip, found 19 hours ago
$169
Roundtrip
found 19 hours ago
Select United flight, departing Wed, Apr 8 from Minneapolis - St. Paul Intl. to Washington Dulles Intl., returning Sun, Apr 12, priced at $169 found 19 hours ago
Wed, Apr 8 - Sun, Apr 12
MSP
Minneapolis - St. Paul Intl.
IAD
Washington Dulles Intl.
$178 Roundtrip, found 19 hours ago
$178
Roundtrip
found 19 hours ago
Select United flight, departing Wed, Apr 8 from Minneapolis - St. Paul Intl. to Washington Dulles Intl., returning Sun, Apr 12, priced at $178 found 19 hours ago
Wed, Apr 8 - Sun, Apr 12
MSP
Minneapolis - St. Paul Intl.
IAD
Washington Dulles Intl.
$188 Roundtrip, found 19 hours ago
$188
Roundtrip
found 19 hours ago
Select United flight, departing Wed, Apr 8 from Minneapolis - St. Paul Intl. to Washington Dulles Intl., returning Sun, Apr 12, priced at $188 found 19 hours ago
Wed, Mar 4 - Sun, Mar 8
MSP
Minneapolis - St. Paul Intl.
IAD
Washington Dulles Intl.
$191 Roundtrip, found 1 day ago
$191
Roundtrip
found 1 day ago
Select United flight, departing Wed, Mar 4 from Minneapolis - St. Paul Intl. to Washington Dulles Intl., returning Sun, Mar 8, priced at $191 found 1 day ago
Wed, Apr 8 - Sun, Apr 12
MSP
Minneapolis - St. Paul Intl.
IAD
Washington Dulles Intl.
$198 Roundtrip, found 19 hours ago
$198
Roundtrip
found 19 hours ago
Select United flight, departing Wed, Apr 8 from Minneapolis - St. Paul Intl. to Washington Dulles Intl., returning Sun, Apr 12, priced at $198 found 19 hours ago
Wed, Mar 4 - Sun, Mar 8
MSP
Minneapolis - St. Paul Intl.
IAD
Washington Dulles Intl.
$199 Roundtrip, found 1 day ago
$199
Roundtrip
found 1 day ago
Select United flight, departing Wed, Mar 4 from Minneapolis - St. Paul Intl. to Washington Dulles Intl., returning Sun, Mar 8, priced at $199 found 1 day ago
Wed, Mar 4 - Sun, Mar 8
MSP
Minneapolis - St. Paul Intl.
IAD
Washington Dulles Intl.
$201 Roundtrip, found 1 day ago
$201
Roundtrip
found 1 day ago
Select United flight, departing Wed, Mar 4 from Minneapolis - St. Paul Intl. to Washington Dulles Intl., returning Sun, Mar 8, priced at $201 found 1 day ago
Wed, Apr 8 - Sun, Apr 12
MSP
Minneapolis - St. Paul Intl.
IAD
Washington Dulles Intl.
$201 Roundtrip, found 19 hours ago
$201
Roundtrip
found 19 hours ago
Select United flight, departing Wed, Apr 8 from Minneapolis - St. Paul Intl. to Washington Dulles Intl., returning Sun, Apr 12, priced at $201 found 19 hours ago
Wed, Apr 8 - Sun, Apr 12
MSP
Minneapolis - St. Paul Intl.
IAD
Washington Dulles Intl.
$211 Roundtrip, found 19 hours ago
$211
Roundtrip
found 19 hours ago
Select United flight, departing Wed, Apr 8 from Minneapolis - St. Paul Intl. to Washington Dulles Intl., returning Sun, Apr 12, priced at $211 found 19 hours ago
Sat, Mar 21 - Wed, Mar 25
MSP
Minneapolis - St. Paul Intl.
IAD
Washington Dulles Intl.
$216 Roundtrip, found 19 hours ago
$216
Roundtrip
found 19 hours ago
Select United flight, departing Sat, Mar 21 from Minneapolis - St. Paul Intl. to Washington Dulles Intl., returning Wed, Mar 25, priced at $216 found 19 hours ago