United Flight 4530 Deals & Information (2025/2026)

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United Flight 4530 Route Deals From $204

The cheapest prices found with in the last 7 days for return flights were $179 and $204 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Dec 22 - Sat, Jan 3
PHL
Philadelphia Intl.
IAD
Washington Dulles Intl.
$179 Roundtrip, found 4 days ago
$179
Roundtrip
found 4 days ago
Select United flight, departing Mon, Dec 22 from Philadelphia Intl. to Washington Dulles Intl., returning Sat, Jan 3, priced at $179 found 4 days ago
Wed, Jan 7 - Wed, Jan 21
PHL
Philadelphia Intl.
IAD
Washington Dulles Intl.
$183 Roundtrip, found 1 hour ago
$183
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jan 7 from Philadelphia Intl. to Washington Dulles Intl., returning Wed, Jan 21, priced at $183 found 1 hour ago
Mon, Dec 22 - Sat, Jan 3
PHL
Philadelphia Intl.
IAD
Washington Dulles Intl.
$194 Roundtrip, found 4 days ago
$194
Roundtrip
found 4 days ago
Select United flight, departing Mon, Dec 22 from Philadelphia Intl. to Washington Dulles Intl., returning Sat, Jan 3, priced at $194 found 4 days ago
Thu, Jan 8 - Wed, Jan 21
PHL
Philadelphia Intl.
IAD
Washington Dulles Intl.
$199 Roundtrip, found 1 hour ago
$199
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Jan 8 from Philadelphia Intl. to Washington Dulles Intl., returning Wed, Jan 21, priced at $199 found 1 hour ago
Fri, Jan 9 - Mon, Jan 12
PHL
Philadelphia Intl.
IAD
Washington Dulles Intl.
$200 Roundtrip, found 1 day ago
$200
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jan 9 from Philadelphia Intl. to Washington Dulles Intl., returning Mon, Jan 12, priced at $200 found 1 day ago
Wed, Jan 28 - Sun, Feb 1
PHL
Philadelphia Intl.
IAD
Washington Dulles Intl.
$220 Roundtrip, found 3 days ago
$220
Roundtrip
found 3 days ago
Select United flight, departing Wed, Jan 28 from Philadelphia Intl. to Washington Dulles Intl., returning Sun, Feb 1, priced at $220 found 3 days ago
Fri, Jan 9 - Mon, Jan 12
PHL
Philadelphia Intl.
IAD
Washington Dulles Intl.
$225 Roundtrip, found 1 day ago
$225
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jan 9 from Philadelphia Intl. to Washington Dulles Intl., returning Mon, Jan 12, priced at $225 found 1 day ago
Fri, Jan 9 - Mon, Jan 12
PHL
Philadelphia Intl.
IAD
Washington Dulles Intl.
$227 Roundtrip, found 1 day ago
$227
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jan 9 from Philadelphia Intl. to Washington Dulles Intl., returning Mon, Jan 12, priced at $227 found 1 day ago
Wed, Jan 7 - Wed, Jan 21
PHL
Philadelphia Intl.
IAD
Washington Dulles Intl.
$232 Roundtrip, found 1 hour ago
$232
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jan 7 from Philadelphia Intl. to Washington Dulles Intl., returning Wed, Jan 21, priced at $232 found 1 hour ago
Mon, Dec 22 - Sat, Jan 3
PHL
Philadelphia Intl.
IAD
Washington Dulles Intl.
$239 Roundtrip, found 4 days ago
$239
Roundtrip
found 4 days ago
Select United flight, departing Mon, Dec 22 from Philadelphia Intl. to Washington Dulles Intl., returning Sat, Jan 3, priced at $239 found 4 days ago
Wed, Jan 7 - Wed, Jan 21
PHL
Philadelphia Intl.
IAD
Washington Dulles Intl.
$245 Roundtrip, found 1 hour ago
$245
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jan 7 from Philadelphia Intl. to Washington Dulles Intl., returning Wed, Jan 21, priced at $245 found 1 hour ago

Frequently asked questions

What route does flight number UA4530 take?
UA4530 operates between St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) and ORD directly. This journey takes 1 hour and 18 minutes.
How often is UA4530 on time?
United Airlines flight number UA4530 from Lambert-St. Louis Intl. Airport (STL) to O'Hare Intl. Airport (ORD) lands on schedule 88% of the time — so you can rest easy knowing you will get to your destination ASAP. If your flight happens to be delayed, the average wait time is roughly 46 minutes. This route has a 2.4-star rating.
What terminal does UA4530 fly out of?
Direct flights between Lambert Field and Chicago, IL Airport (ORD-O'Hare Intl.) are served by flight number UA4530, and passengers with a seat booked on this flight usually jet off from Terminal 1.
What kind of plane is on flight number UA4530?
The route for flight number UA4530 is most commonly Lambert-St. Louis Intl. Airport (STL) to Chicago, IL Airport (ORD-O'Hare Intl.), and the Canadair (Bombardier) Regional Jet 550 is the type of aircraft you're likely to be taking off on.
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 UA4530 flight with Travelocity, please visit our Customer Service Portal.