United Flight UA4503 Deals & Information (2025/2026)

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United Flight 4503 Route Deals From $206

The cheapest prices found with in the last 7 days for return flights were $189 and $206 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 15 - Tue, Jul 22
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$189 Roundtrip, found 1 day ago
$189
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 15 from Richmond Intl. to Washington Dulles Intl., returning Tue, Jul 22, priced at $189 found 1 day ago
Tue, Jul 15 - Tue, Jul 22
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$194 Roundtrip, found 1 day ago
$194
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 15 from Richmond Intl. to Washington Dulles Intl., returning Tue, Jul 22, priced at $194 found 1 day ago
Fri, Jul 11 - Mon, Jul 14
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$199 Roundtrip, found 2 days ago
$199
Roundtrip
found 2 days ago
Select United flight, departing Fri, Jul 11 from Richmond Intl. to Washington Dulles Intl., returning Mon, Jul 14, priced at $199 found 2 days ago
Wed, Sep 17 - Sun, Sep 21
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$216 Roundtrip, found 4 days ago
$216
Roundtrip
found 4 days ago
Select United flight, departing Wed, Sep 17 from Richmond Intl. to Washington Dulles Intl., returning Sun, Sep 21, priced at $216 found 4 days ago
Tue, Jul 15 - Tue, Jul 22
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$217 Roundtrip, found 1 day ago
$217
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 15 from Richmond Intl. to Washington Dulles Intl., returning Tue, Jul 22, priced at $217 found 1 day ago
Wed, Sep 17 - Sun, Sep 21
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$220 Roundtrip, found 4 days ago
$220
Roundtrip
found 4 days ago
Select United flight, departing Wed, Sep 17 from Richmond Intl. to Washington Dulles Intl., returning Sun, Sep 21, priced at $220 found 4 days ago
Tue, Jul 15 - Tue, Jul 22
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$223 Roundtrip, found 1 day ago
$223
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 15 from Richmond Intl. to Washington Dulles Intl., returning Tue, Jul 22, priced at $223 found 1 day ago
Tue, Jul 15 - Tue, Jul 22
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$228 Roundtrip, found 1 day ago
$228
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 15 from Richmond Intl. to Washington Dulles Intl., returning Tue, Jul 22, priced at $228 found 1 day ago
Wed, Sep 17 - Sun, Sep 21
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$239 Roundtrip, found 4 days ago
$239
Roundtrip
found 4 days ago
Select United flight, departing Wed, Sep 17 from Richmond Intl. to Washington Dulles Intl., returning Sun, Sep 21, priced at $239 found 4 days ago
Wed, Sep 17 - Sun, Sep 21
RIC
Richmond Intl.
IAD
Washington Dulles Intl.
$246 Roundtrip, found 4 days ago
$246
Roundtrip
found 4 days ago
Select United flight, departing Wed, Sep 17 from Richmond Intl. to Washington Dulles Intl., returning Sun, Sep 21, priced at $246 found 4 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.