United Flight 5231 Deals & Information (2026/2027)

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United Flight 5231 Route Deals From $260

The cheapest prices found with in the last 7 days for return flights were $289 and $260 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jun 16 - Fri, Jun 25
SBN
South Bend Intl.
ORD
O'Hare Intl.
$289 Roundtrip, found 5 days ago
$289
Roundtrip
found 5 days ago
Select United flight, departing Wed, Jun 16 from South Bend Intl. to O'Hare Intl., returning Fri, Jun 25, priced at $289 found 5 days ago
Wed, Jun 16 - Fri, Jun 25
SBN
South Bend Intl.
ORD
O'Hare Intl.
$303 Roundtrip, found 5 days ago
$303
Roundtrip
found 5 days ago
Select United flight, departing Wed, Jun 16 from South Bend Intl. to O'Hare Intl., returning Fri, Jun 25, priced at $303 found 5 days ago
Wed, Jun 16 - Fri, Jun 25
SBN
South Bend Intl.
ORD
O'Hare Intl.
$316 Roundtrip, found 5 days ago
$316
Roundtrip
found 5 days ago
Select United flight, departing Wed, Jun 16 from South Bend Intl. to O'Hare Intl., returning Fri, Jun 25, priced at $316 found 5 days ago
Wed, Jun 16 - Fri, Jun 25
SBN
South Bend Intl.
ORD
O'Hare Intl.
$330 Roundtrip, found 5 days ago
$330
Roundtrip
found 5 days ago
Select United flight, departing Wed, Jun 16 from South Bend Intl. to O'Hare Intl., returning Fri, Jun 25, priced at $330 found 5 days ago
Wed, Jun 16 - Fri, Jun 25
SBN
South Bend Intl.
ORD
O'Hare Intl.
$359 Roundtrip, found 5 days ago
$359
Roundtrip
found 5 days ago
Select United flight, departing Wed, Jun 16 from South Bend Intl. to O'Hare Intl., returning Fri, Jun 25, priced at $359 found 5 days ago
Wed, Jun 16 - Fri, Jun 25
SBN
South Bend Intl.
ORD
O'Hare Intl.
$373 Roundtrip, found 5 days ago
$373
Roundtrip
found 5 days ago
Select United flight, departing Wed, Jun 16 from South Bend Intl. to O'Hare Intl., returning Fri, Jun 25, priced at $373 found 5 days ago
Wed, Jun 16 - Fri, Jun 25
SBN
South Bend Intl.
ORD
O'Hare Intl.
$386 Roundtrip, found 5 days ago
$386
Roundtrip
found 5 days ago
Select United flight, departing Wed, Jun 16 from South Bend Intl. to O'Hare Intl., returning Fri, Jun 25, priced at $386 found 5 days ago
Wed, Jun 16 - Fri, Jun 25
SBN
South Bend Intl.
ORD
O'Hare Intl.
$400 Roundtrip, found 5 days ago
$400
Roundtrip
found 5 days ago
Select United flight, departing Wed, Jun 16 from South Bend Intl. to O'Hare Intl., returning Fri, Jun 25, priced at $400 found 5 days ago
Wed, Jun 16 - Fri, Jun 25
SBN
South Bend Intl.
ORD
O'Hare Intl.
$429 Roundtrip, found 5 days ago
$429
Roundtrip
found 5 days ago
Select United flight, departing Wed, Jun 16 from South Bend Intl. to O'Hare Intl., returning Fri, Jun 25, priced at $429 found 5 days ago
Wed, Jun 16 - Fri, Jun 25
SBN
South Bend Intl.
ORD
O'Hare Intl.
$443 Roundtrip, found 5 days ago
$443
Roundtrip
found 5 days ago
Select United flight, departing Wed, Jun 16 from South Bend Intl. to O'Hare Intl., returning Fri, Jun 25, priced at $443 found 5 days ago
Wed, Jun 16 - Fri, Jun 25
SBN
South Bend Intl.
ORD
O'Hare Intl.
$456 Roundtrip, found 5 days ago
$456
Roundtrip
found 5 days ago
Select United flight, departing Wed, Jun 16 from South Bend Intl. to O'Hare Intl., returning Fri, Jun 25, priced at $456 found 5 days ago
Wed, Jun 16 - Fri, Jun 25
SBN
South Bend Intl.
ORD
O'Hare Intl.
$470 Roundtrip, found 5 days ago
$470
Roundtrip
found 5 days ago
Select United flight, departing Wed, Jun 16 from South Bend Intl. to O'Hare Intl., returning Fri, Jun 25, priced at $470 found 5 days ago

Frequently asked questions

What route does flight number UA5231 take?
UA5231 is used on multiple routes. Most often, UA5231 flies direct from San Francisco Airport to John Wayne Airport (SNA). If you have a ticket on this route, you'll be flying for around 1 hour and 29 minutes.
What terminal does UA5231 fly out of?
UA5231 flights from San Francisco Airport usually head off from Terminal 3. This flight number runs on multiple routes, but the most popular one is San Francisco Airport to SNA.
What kind of plane is on flight number UA5231?
If you're on flight UA5231 from San Francisco Intl. Airport (SFO) to John Wayne Airport, there's a good chance you'll be on board a Bombardier CRJ700. Flight UA5231 serves numerous routes, but this is the most popular one.
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 UA5231 flight with Travelocity, please visit our Customer Service Portal.