United Flight 3431 Deals & Information (2025/2026)

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United Flight 3431 Route Deals From $39

The cheapest prices found with in the last 7 days for return flights were $77 and $39 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Dec 9 - Tue, Dec 16
BNA
Nashville Intl.
ORD
O'Hare Intl.
$77 Roundtrip, found 4 days ago
$77
Roundtrip
found 4 days ago
Select United flight, departing Tue, Dec 9 from Nashville Intl. to O'Hare Intl., returning Tue, Dec 16, priced at $77 found 4 days ago
Tue, Sep 16 - Wed, Sep 17
BNA
Nashville Intl.
ORD
O'Hare Intl.
$79 Roundtrip, found 6 days ago
$79
Roundtrip
found 6 days ago
Select United flight, departing Tue, Sep 16 from Nashville Intl. to O'Hare Intl., returning Wed, Sep 17, priced at $79 found 6 days ago
Sat, Oct 11 - Mon, Oct 13
BNA
Nashville Intl.
ORD
O'Hare Intl.
$83 Roundtrip, found 1 day ago
$83
Roundtrip
found 1 day ago
Select United flight, departing Sat, Oct 11 from Nashville Intl. to O'Hare Intl., returning Mon, Oct 13, priced at $83 found 1 day ago
Tue, Oct 7 - Wed, Oct 8
BNA
Nashville Intl.
ORD
O'Hare Intl.
$88 Roundtrip, found 6 days ago
$88
Roundtrip
found 6 days ago
Select United flight, departing Tue, Oct 7 from Nashville Intl. to O'Hare Intl., returning Wed, Oct 8, priced at $88 found 6 days ago
Tue, Sep 16 - Wed, Sep 17
BNA
Nashville Intl.
ORD
O'Hare Intl.
$98 Roundtrip, found 6 days ago
$98
Roundtrip
found 6 days ago
Select United flight, departing Tue, Sep 16 from Nashville Intl. to O'Hare Intl., returning Wed, Sep 17, priced at $98 found 6 days ago
Sat, Sep 13 - Tue, Sep 16
BNA
Nashville Intl.
ORD
O'Hare Intl.
$103 Roundtrip, found 4 days ago
$103
Roundtrip
found 4 days ago
Select United flight, departing Sat, Sep 13 from Nashville Intl. to O'Hare Intl., returning Tue, Sep 16, priced at $103 found 4 days ago
Tue, Sep 16 - Wed, Sep 17
BNA
Nashville Intl.
ORD
O'Hare Intl.
$105 Roundtrip, found 6 days ago
$105
Roundtrip
found 6 days ago
Select United flight, departing Tue, Sep 16 from Nashville Intl. to O'Hare Intl., returning Wed, Sep 17, priced at $105 found 6 days ago

Frequently asked questions

What route does flight number UA3431 take?
UA3431 flies directly between Liberty Intl. Airport (EWR) and Nashville International Airport in approximately 2 hours and 29 minutes. It can be used on other routes though, some of which could be multi-stop trips. Keep an eye out for this when locking in your airfare to avoid any confusion.
What terminal does UA3431 fly out of?
You'll likely leave from Terminal C if you're booked on a flight out of Liberty Intl. Airport (EWR). UA3431 serves a number of routes, but the direct flight between EWR and Nashville Intl. Airport (BNA) is the most popular one.
What kind of plane is on flight number UA3431?
It's more than likely you'll be boarding the Embraer 175 if you've booked a fare on flight UA3431 from Newark Airport to BNA. This is the most commonly used type of plane on this popular route.
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 UA3431 flight with Travelocity, please visit our Customer Service Portal.