United Flight 4503 Deals & Information (2026/2027)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

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

Change your flight without a fee on select flights

United Flight 4503 Route Deals From $234

The cheapest prices found with in the last 7 days for return flights were $179 and $234 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Feb 10 - Sun, Feb 22
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$179 Roundtrip, found 4 days ago
$179
Roundtrip
found 4 days ago
Select United flight, departing Tue, Feb 10 from Richmond Intl. to Washington Dulles Intl., returning Sun, Feb 22, priced at $179 found 4 days ago
Tue, Feb 10 - Sun, Feb 22
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$193 Roundtrip, found 4 days ago
$193
Roundtrip
found 4 days ago
Select United flight, departing Tue, Feb 10 from Richmond Intl. to Washington Dulles Intl., returning Sun, Feb 22, priced at $193 found 4 days ago
Wed, Sep 16 - Sat, Sep 26
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$208 Roundtrip, found 5 days ago
$208
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 16 from Richmond Intl. to Washington Dulles Intl., returning Sat, Sep 26, priced at $208 found 5 days ago
Tue, Feb 10 - Sun, Feb 22
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$239 Roundtrip, found 4 days ago
$239
Roundtrip
found 4 days ago
Select United flight, departing Tue, Feb 10 from Richmond Intl. to Washington Dulles Intl., returning Sun, Feb 22, priced at $239 found 4 days ago
Tue, Feb 10 - Sun, Feb 22
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$253 Roundtrip, found 4 days ago
$253
Roundtrip
found 4 days ago
Select United flight, departing Tue, Feb 10 from Richmond Intl. to Washington Dulles Intl., returning Sun, Feb 22, priced at $253 found 4 days ago
Wed, Sep 16 - Sat, Sep 26
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$266 Roundtrip, found 5 days ago
$266
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 16 from Richmond Intl. to Washington Dulles Intl., returning Sat, Sep 26, priced at $266 found 5 days ago
Wed, Sep 16 - Sat, Sep 26
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$270 Roundtrip, found 5 days ago
$270
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 16 from Richmond Intl. to Washington Dulles Intl., returning Sat, Sep 26, priced at $270 found 5 days ago
Tue, Feb 10 - Sun, Feb 22
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$280 Roundtrip, found 4 days ago
$280
Roundtrip
found 4 days ago
Select United flight, departing Tue, Feb 10 from Richmond Intl. to Washington Dulles Intl., returning Sun, Feb 22, priced at $280 found 4 days ago
Tue, Feb 10 - Sun, Feb 22
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$291 Roundtrip, found 4 days ago
$291
Roundtrip
found 4 days ago
Select United flight, departing Tue, Feb 10 from Richmond Intl. to Washington Dulles Intl., returning Sun, Feb 22, priced at $291 found 4 days ago
Wed, Sep 16 - Sat, Sep 26
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$294 Roundtrip, found 5 days ago
$294
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 16 from Richmond Intl. to Washington Dulles Intl., returning Sat, Sep 26, priced at $294 found 5 days ago
Tue, Feb 10 - Sun, Feb 22
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$299 Roundtrip, found 4 days ago
$299
Roundtrip
found 4 days ago
Select United flight, departing Tue, Feb 10 from Richmond Intl. to Washington Dulles Intl., returning Sun, Feb 22, priced at $299 found 4 days ago
Tue, Feb 10 - Sun, Feb 22
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$309 Roundtrip, found 4 days ago
$309
Roundtrip
found 4 days ago
Select United flight, departing Tue, Feb 10 from Richmond Intl. to Washington Dulles Intl., returning Sun, Feb 22, priced at $309 found 4 days ago
Wed, Sep 16 - Sat, Sep 26
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$326 Roundtrip, found 5 days ago
$326
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 16 from Richmond Intl. to Washington Dulles Intl., returning Sat, Sep 26, priced at $326 found 5 days ago

Frequently asked questions

What route does flight number UA4503 take?
UA4503 takes approximately 1 hour and 40 minutes to fly straight from O'Hare Intl. Airport (ORD) to Knoxville Airport. We all know there's magic in the destination, but the journey is always half the fun!
What terminal does UA4503 fly out of?
Flight number UA4503 runs between ORD and McGhee Tyson Airport (TYS), and travelers taking this flight usually depart from Terminal 1.
What kind of plane is on flight number UA4503?
You'll most likely find yourself jumping on board the Canadair (Bombardier) Regional Jet 550 if you're booked on flight number UA4503. This flight usually departs from O'Hare Intl. Airport (ORD) and lands at Knoxville Airport.
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 UA4503 flight with Travelocity, please visit our Customer Service Portal.