United Flight AA4773 Deals & Information (2025/2026)

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United Flight 4773 Route Deals From $188

The cheapest prices found with in the last 7 days for return flights were $262 and $188 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Oct 18 - Wed, Oct 22
MSO
Missoula Intl.
ORD
O'Hare Intl.
$262 Roundtrip, found 5 days ago
$262
Roundtrip
found 5 days ago
Select United flight, departing Sat, Oct 18 from Missoula Intl. to O'Hare Intl., returning Wed, Oct 22, priced at $262 found 5 days ago
Thu, Oct 30 - Tue, Nov 4
MSO
Missoula Intl.
ORD
O'Hare Intl.
$272 Roundtrip, found 3 days ago
$272
Roundtrip
found 3 days ago
Select United flight, departing Thu, Oct 30 from Missoula Intl. to O'Hare Intl., returning Tue, Nov 4, priced at $272 found 3 days ago
Sat, Oct 18 - Wed, Oct 22
MSO
Missoula Intl.
ORD
O'Hare Intl.
$283 Roundtrip, found 5 days ago
$283
Roundtrip
found 5 days ago
Select United flight, departing Sat, Oct 18 from Missoula Intl. to O'Hare Intl., returning Wed, Oct 22, priced at $283 found 5 days ago
Thu, Mar 5 - Mon, Mar 9
MSO
Missoula Intl.
ORD
O'Hare Intl.
$285 Roundtrip, found 6 days ago
$285
Roundtrip
found 6 days ago
Select United flight, departing Thu, Mar 5 from Missoula Intl. to O'Hare Intl., returning Mon, Mar 9, priced at $285 found 6 days ago

Frequently asked questions

What route does flight number UA4773 take?
UA4773 takes 1 hour and 27 minutes to jet non-stop from George Bush Intercontinental Airport (IAH) to Mobile Regional Airport (MOB). Sure, there's magic in the destination, but getting there is half the fun!
What terminal does UA4773 fly out of?
UA4773 runs between Houston, TX Airport (IAH-George Bush Intercontinental) and Mobile, AL Airport (MOB-Mobile Regional), and passengers traveling on this flight commonly take off from Terminal B.
What kind of plane is on flight number UA4773?
You'll most likely find yourself hopping on board a Bombardier CRJ if you're on flight UA4773. This flight usually jets off from IAH and touches down at MOB.
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 UA4773 flight with Travelocity, please visit our Customer Service Portal.