United Flight UA3588 Deals & Information (2025/2026)

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United Flight 3588 Route Deals From $106

The cheapest prices found with in the last 7 days for return flights were $173 and $106 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Aug 28 - Sun, Aug 31
PIT
Pittsburgh Intl.
IAD
Washington Dulles Intl.
$173 Roundtrip, found 3 days ago
$173
Roundtrip
found 3 days ago
Select United flight, departing Thu, Aug 28 from Pittsburgh Intl. to Washington Dulles Intl., returning Sun, Aug 31, priced at $173 found 3 days ago
Fri, Oct 17 - Mon, Oct 20
PIT
Pittsburgh Intl.
IAD
Washington Dulles Intl.
$179 Roundtrip, found 23 hours ago
$179
Roundtrip
found 23 hours ago
Select United flight, departing Fri, Oct 17 from Pittsburgh Intl. to Washington Dulles Intl., returning Mon, Oct 20, priced at $179 found 23 hours ago
Fri, Oct 17 - Mon, Oct 20
PIT
Pittsburgh Intl.
IAD
Washington Dulles Intl.
$189 Roundtrip, found 23 hours ago
$189
Roundtrip
found 23 hours ago
Select United flight, departing Fri, Oct 17 from Pittsburgh Intl. to Washington Dulles Intl., returning Mon, Oct 20, priced at $189 found 23 hours ago
Fri, Jul 4 - Sat, Jul 5
PIT
Pittsburgh Intl.
IAD
Washington Dulles Intl.
$193 Roundtrip, found 2 days ago
$193
Roundtrip
found 2 days ago
Select United flight, departing Fri, Jul 4 from Pittsburgh Intl. to Washington Dulles Intl., returning Sat, Jul 5, priced at $193 found 2 days ago
Tue, Jul 15 - Fri, Jul 18
PIT
Pittsburgh Intl.
IAD
Washington Dulles Intl.
$195 Roundtrip, found 22 hours ago
$195
Roundtrip
found 22 hours ago
Select United flight, departing Tue, Jul 15 from Pittsburgh Intl. to Washington Dulles Intl., returning Fri, Jul 18, priced at $195 found 22 hours ago

Frequently asked questions

What route does flight number UA3588 take?
UA3588 takes a number of routes. The most frequently flown is between Burlington, VT Airport (BTV-Burlington Intl.) and ORD, which is a direct flight. This flight usually takes 2 hours and 28 minutes. That said, there are likely to be other flights with this number that have one or more stops.
What kind of plane is on flight number UA3588?
There's every chance you'll be taking off on an Embraer 170 if you're going from Burlington Intl. Airport (BTV) to O'Hare Airport, one route used for flight number UA3588.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your UA3588 flight with Travelocity, please visit our Customer Service Portal.