United Flight UA4273 Deals & Information (2025/2026)

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United Flight 4273 Route Deals From $214

The cheapest prices found with in the last 7 days for return flights were $189 and $214 for one-way flights to Gulfport - Biloxi Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Jul 14 - Fri, Jul 25
IAH
George Bush Intercontinental
GPT
Gulfport - Biloxi Intl.
$189 Roundtrip, found 5 days ago
$189
Roundtrip
found 5 days ago
Select United flight, departing Mon, Jul 14 from George Bush Intercontinental to Gulfport - Biloxi Intl., returning Fri, Jul 25, priced at $189 found 5 days ago
Wed, Jul 23 - Sat, Jul 26
IAH
George Bush Intercontinental
GPT
Gulfport - Biloxi Intl.
$193 Roundtrip, found 2 days ago
$193
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 23 from George Bush Intercontinental to Gulfport - Biloxi Intl., returning Sat, Jul 26, priced at $193 found 2 days ago
Mon, Jul 14 - Fri, Jul 25
IAH
George Bush Intercontinental
GPT
Gulfport - Biloxi Intl.
$194 Roundtrip, found 5 days ago
$194
Roundtrip
found 5 days ago
Select United flight, departing Mon, Jul 14 from George Bush Intercontinental to Gulfport - Biloxi Intl., returning Fri, Jul 25, priced at $194 found 5 days ago
Wed, Jul 23 - Sat, Jul 26
IAH
George Bush Intercontinental
GPT
Gulfport - Biloxi Intl.
$198 Roundtrip, found 2 days ago
$198
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 23 from George Bush Intercontinental to Gulfport - Biloxi Intl., returning Sat, Jul 26, priced at $198 found 2 days ago
Thu, Oct 2 - Mon, Oct 6
IAH
George Bush Intercontinental
GPT
Gulfport - Biloxi Intl.
$199 Roundtrip, found 4 days ago
$199
Roundtrip
found 4 days ago
Select United flight, departing Thu, Oct 2 from George Bush Intercontinental to Gulfport - Biloxi Intl., returning Mon, Oct 6, priced at $199 found 4 days ago
Mon, Jul 14 - Fri, Jul 25
IAH
George Bush Intercontinental
GPT
Gulfport - Biloxi Intl.
$216 Roundtrip, found 5 days ago
$216
Roundtrip
found 5 days ago
Select United flight, departing Mon, Jul 14 from George Bush Intercontinental to Gulfport - Biloxi Intl., returning Fri, Jul 25, priced at $216 found 5 days ago
Fri, Sep 12 - Tue, Sep 16
IAH
George Bush Intercontinental
GPT
Gulfport - Biloxi Intl.
$217 Roundtrip, found 4 days ago
$217
Roundtrip
found 4 days ago
Select United flight, departing Fri, Sep 12 from George Bush Intercontinental to Gulfport - Biloxi Intl., returning Tue, Sep 16, priced at $217 found 4 days ago
Fri, Oct 3 - Mon, Oct 6
IAH
George Bush Intercontinental
GPT
Gulfport - Biloxi Intl.
$218 Roundtrip, found 4 days ago
$218
Roundtrip
found 4 days ago
Select United flight, departing Fri, Oct 3 from George Bush Intercontinental to Gulfport - Biloxi Intl., returning Mon, Oct 6, priced at $218 found 4 days ago
Tue, Jul 1 - Tue, Jul 15
IAH
George Bush Intercontinental
GPT
Gulfport - Biloxi Intl.
$219 Roundtrip, found 4 days ago
$219
Roundtrip
found 4 days ago
Select United flight, departing Tue, Jul 1 from George Bush Intercontinental to Gulfport - Biloxi Intl., returning Tue, Jul 15, priced at $219 found 4 days ago
Fri, Sep 12 - Tue, Sep 16
IAH
George Bush Intercontinental
GPT
Gulfport - Biloxi Intl.
$222 Roundtrip, found 4 days ago
$222
Roundtrip
found 4 days ago
Select United flight, departing Fri, Sep 12 from George Bush Intercontinental to Gulfport - Biloxi Intl., returning Tue, Sep 16, priced at $222 found 4 days ago

Frequently asked questions

What route does flight number UA4273 take?
UA4273 is used on multiple routes, but the most common is between Houston Airport and AEX. If on a direct flight, you'll stroll through arrivals in approximately 57 minutes. Multi-stop flights can also operate under this number, as can services on other routes.
What terminal does UA4273 fly out of?
Terminal B is where you'll likely depart from if you're booked on a flight leaving from Houston, TX Airport (IAH-George Bush Intercontinental). George Bush Intercontinental Airport (IAH) to AEX is the most frequently traveled route for flight number UA4273.
What kind of plane is on flight number UA4273?
It's likely you'll be heading off on the Embraer ERJ if you're traveling from IAH to AEX, a popular route for flight number UA4273.
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 UA4273 flight with Travelocity, please visit our Customer Service Portal.