United Flight 4304 Deals & Information (2026/2027)

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United Flight 4304 Route Deals From $141

The cheapest prices found with in the last 7 days for return flights were $249 and $141 for one-way flights to Portland Intl. Jetport for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jul 24 - Tue, Jul 28
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$249 Roundtrip, found 15 hours ago
$249
Roundtrip
found 15 hours ago
Select United flight, departing Fri, Jul 24 from Washington Dulles Intl. to Portland Intl. Jetport, returning Tue, Jul 28, priced at $249 found 15 hours ago
Wed, May 13 - Wed, May 20
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$254 Roundtrip, found 15 hours ago
$254
Roundtrip
found 15 hours ago
Select United flight, departing Wed, May 13 from Washington Dulles Intl. to Portland Intl. Jetport, returning Wed, May 20, priced at $254 found 15 hours ago
Wed, May 13 - Wed, May 20
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$264 Roundtrip, found 15 hours ago
$264
Roundtrip
found 15 hours ago
Select United flight, departing Wed, May 13 from Washington Dulles Intl. to Portland Intl. Jetport, returning Wed, May 20, priced at $264 found 15 hours ago
Tue, May 12 - Tue, May 19
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$268 Roundtrip, found 4 days ago
$268
Roundtrip
found 4 days ago
Select United flight, departing Tue, May 12 from Washington Dulles Intl. to Portland Intl. Jetport, returning Tue, May 19, priced at $268 found 4 days ago
Tue, Jun 30 - Fri, Jul 3
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$273 Roundtrip, found 1 day ago
$273
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jun 30 from Washington Dulles Intl. to Portland Intl. Jetport, returning Fri, Jul 3, priced at $273 found 1 day ago
Tue, May 12 - Tue, May 19
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$278 Roundtrip, found 4 days ago
$278
Roundtrip
found 4 days ago
Select United flight, departing Tue, May 12 from Washington Dulles Intl. to Portland Intl. Jetport, returning Tue, May 19, priced at $278 found 4 days ago
Sat, Jun 6 - Sat, Jun 13
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$280 Roundtrip, found 20 hours ago
$280
Roundtrip
found 20 hours ago
Select United flight, departing Sat, Jun 6 from Washington Dulles Intl. to Portland Intl. Jetport, returning Sat, Jun 13, priced at $280 found 20 hours ago
Tue, May 12 - Wed, May 13
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$283 Roundtrip, found 1 day ago
$283
Roundtrip
found 1 day ago
Select United flight, departing Tue, May 12 from Washington Dulles Intl. to Portland Intl. Jetport, returning Wed, May 13, priced at $283 found 1 day ago
Tue, Jun 30 - Fri, Jul 3
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$283 Roundtrip, found 1 day ago
$283
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jun 30 from Washington Dulles Intl. to Portland Intl. Jetport, returning Fri, Jul 3, priced at $283 found 1 day ago
Sat, Jun 6 - Sat, Jun 13
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$290 Roundtrip, found 20 hours ago
$290
Roundtrip
found 20 hours ago
Select United flight, departing Sat, Jun 6 from Washington Dulles Intl. to Portland Intl. Jetport, returning Sat, Jun 13, priced at $290 found 20 hours ago

Frequently asked questions

What route does flight number UA4304 take?
UA4304 serves multiple routes, but the most common is between George Bush Intercontinental Airport (IAH) and Amarillo, TX Airport (AMA-Rick Husband Amarillo Intl.). If your flight is direct, you'll land in approximately 1 hour and 50 minutes. Multi-stop flights can also use the same number, as can flights on other routes.
What terminal does UA4304 fly out of?
Terminal B is where you'll most likely take off from if you're booked on a flight leaving from Houston Airport. George Bush Intercontinental Airport (IAH) to Rick Husband Amarillo Intl. Airport (AMA) is the most commonly traveled route for flight number UA4304.
What kind of plane is on flight number UA4304?
UA4304 is a flight number that's used on several routes. If you have a ticket on the most frequent route, Houston, TX Airport (IAH-George Bush Intercontinental) to AMA, chances are you'll be cruising aboard the Embraer ERJ.
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 UA4304 flight with Travelocity, please visit our Customer Service Portal.