United Flight UA4506 Deals & Information (2024/2025)

Wander Wisely with exceptional service, 24/7 support

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

United Flight 4506 Route Deals From $95

The cheapest prices found with in the last 7 days for return flights were $184 and $95 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, May 15 - Tue, May 21
STL
Lambert-St. Louis Intl.
IAD
Washington Dulles Intl.
$184 Roundtrip, found 2 days ago
$184
Roundtrip
found 2 days ago
Select United flight, departing Wed, May 15 from Lambert-St. Louis Intl. to Washington Dulles Intl., returning Tue, May 21, priced at $184 found 2 days ago
Sat, Mar 8 - Tue, Mar 11
STL
Lambert-St. Louis Intl.
IAD
Washington Dulles Intl.
$218 Roundtrip, found 5 days ago
$218
Roundtrip
found 5 days ago
Select United flight, departing Sat, Mar 8 from Lambert-St. Louis Intl. to Washington Dulles Intl., returning Tue, Mar 11, priced at $218 found 5 days ago
Wed, May 15 - Tue, May 21
STL
Lambert-St. Louis Intl.
IAD
Washington Dulles Intl.
$223 Roundtrip, found 2 days ago
$223
Roundtrip
found 2 days ago
Select United flight, departing Wed, May 15 from Lambert-St. Louis Intl. to Washington Dulles Intl., returning Tue, May 21, priced at $223 found 2 days ago
Wed, May 29 - Thu, Jun 6
STL
Lambert-St. Louis Intl.
IAD
Washington Dulles Intl.
$224 Roundtrip, found 6 days ago
$224
Roundtrip
found 6 days ago
Select United flight, departing Wed, May 29 from Lambert-St. Louis Intl. to Washington Dulles Intl., returning Thu, Jun 6, priced at $224 found 6 days ago
Tue, May 7 - Tue, May 14
STL
Lambert-St. Louis Intl.
IAD
Washington Dulles Intl.
$229 Roundtrip, found 2 days ago
$229
Roundtrip
found 2 days ago
Select United flight, departing Tue, May 7 from Lambert-St. Louis Intl. to Washington Dulles Intl., returning Tue, May 14, priced at $229 found 2 days ago
Tue, May 7 - Tue, May 14
STL
Lambert-St. Louis Intl.
IAD
Washington Dulles Intl.
$236 Roundtrip, found 2 days ago
$236
Roundtrip
found 2 days ago
Select United flight, departing Tue, May 7 from Lambert-St. Louis Intl. to Washington Dulles Intl., returning Tue, May 14, priced at $236 found 2 days ago
Tue, May 7 - Tue, May 14
STL
Lambert-St. Louis Intl.
IAD
Washington Dulles Intl.
$245 Roundtrip, found 2 days ago
$245
Roundtrip
found 2 days ago
Select United flight, departing Tue, May 7 from Lambert-St. Louis Intl. to Washington Dulles Intl., returning Tue, May 14, priced at $245 found 2 days ago
Fri, May 17 - Tue, May 21
STL
Lambert-St. Louis Intl.
IAD
Washington Dulles Intl.
$247 Roundtrip, found 15 hours ago
$247
Roundtrip
found 15 hours ago
Select United flight, departing Fri, May 17 from Lambert-St. Louis Intl. to Washington Dulles Intl., returning Tue, May 21, priced at $247 found 15 hours ago
Fri, May 17 - Tue, May 21
STL
Lambert-St. Louis Intl.
IAD
Washington Dulles Intl.
$256 Roundtrip, found 15 hours ago
$256
Roundtrip
found 15 hours ago
Select United flight, departing Fri, May 17 from Lambert-St. Louis Intl. to Washington Dulles Intl., returning Tue, May 21, priced at $256 found 15 hours ago
Fri, May 17 - Tue, May 21
STL
Lambert-St. Louis Intl.
IAD
Washington Dulles Intl.
$260 Roundtrip, found 15 hours ago
$260
Roundtrip
found 15 hours ago
Select United flight, departing Fri, May 17 from Lambert-St. Louis Intl. to Washington Dulles Intl., returning Tue, May 21, priced at $260 found 15 hours ago

More United Flight For This Route

CarrierFlightDepart STLArrive IADFri
4/26		Sat
4/27		Sun
4/28		Mon
4/29		Tue
4/30		Wed
5/1		Thu
5/2		Stops
UA450608:27 am11:37 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
UA445401:00 pm04:10 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops

Frequently asked questions

What route does flight number UA4506 take?
UA4506 takes multiple routes. The most frequently flown is between Buffalo, NY Airport (BUF-Buffalo Niagara Intl.) and O’Hare Airport, which flies direct. This flight takes about 1 hour and 45 minutes. However, there may possibly be other flights with this number that have one or more stops.
What kind of plane is on flight number UA4506?
It’s likely you’ll be climbing aboard a Canadair (Bombardier) Regional Jet 550 if you’ve reserved a seat on flight UA4506 from Buffalo Niagara International Airport to ORD. It’s the most commonly used type of plane on this popular route.
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 UA4506 flight with Travelocity, please visit our Customer Service Portal.