United Flight UA3439 Deals & Information (2025/2026)

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United Flight 3439 Route Deals From $203

The cheapest prices found with in the last 7 days for return flights were $209 and $203 for one-way flights to General Mitchell Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Sep 2 - Sat, Sep 6
EWR
Newark Liberty Intl. Airport
MKE
General Mitchell Intl.
$209 Roundtrip, found 6 days ago
$209
Roundtrip
found 6 days ago
Select United flight, departing Tue, Sep 2 from Newark Liberty Intl. Airport to General Mitchell Intl., returning Sat, Sep 6, priced at $209 found 6 days ago
Tue, Aug 12 - Tue, Aug 19
EWR
Newark Liberty Intl. Airport
MKE
General Mitchell Intl.
$213 Roundtrip, found 8 hours ago
$213
Roundtrip
found 8 hours ago
Select United flight, departing Tue, Aug 12 from Newark Liberty Intl. Airport to General Mitchell Intl., returning Tue, Aug 19, priced at $213 found 8 hours ago
Wed, Sep 10 - Sun, Sep 14
EWR
Newark Liberty Intl. Airport
MKE
General Mitchell Intl.
$219 Roundtrip, just found
$219
Roundtrip
just found
Select United flight, departing Wed, Sep 10 from Newark Liberty Intl. Airport to General Mitchell Intl., returning Sun, Sep 14, priced at $219 just found
Tue, Aug 12 - Tue, Aug 19
EWR
Newark Liberty Intl. Airport
MKE
General Mitchell Intl.
$223 Roundtrip, found 8 hours ago
$223
Roundtrip
found 8 hours ago
Select United flight, departing Tue, Aug 12 from Newark Liberty Intl. Airport to General Mitchell Intl., returning Tue, Aug 19, priced at $223 found 8 hours ago
Sat, Jul 19 - Fri, Jul 25
EWR
Newark Liberty Intl. Airport
MKE
General Mitchell Intl.
$223 Roundtrip, found 4 days ago
$223
Roundtrip
found 4 days ago
Select United flight, departing Sat, Jul 19 from Newark Liberty Intl. Airport to General Mitchell Intl., returning Fri, Jul 25, priced at $223 found 4 days ago
Sat, Jul 5 - Sat, Jul 12
EWR
Newark Liberty Intl. Airport
MKE
General Mitchell Intl.
$224 Roundtrip, found 2 days ago
$224
Roundtrip
found 2 days ago
Select United flight, departing Sat, Jul 5 from Newark Liberty Intl. Airport to General Mitchell Intl., returning Sat, Jul 12, priced at $224 found 2 days ago
Sat, Jul 19 - Fri, Jul 25
EWR
Newark Liberty Intl. Airport
MKE
General Mitchell Intl.
$233 Roundtrip, found 4 days ago
$233
Roundtrip
found 4 days ago
Select United flight, departing Sat, Jul 19 from Newark Liberty Intl. Airport to General Mitchell Intl., returning Fri, Jul 25, priced at $233 found 4 days ago
Tue, Aug 12 - Tue, Aug 19
EWR
Newark Liberty Intl. Airport
MKE
General Mitchell Intl.
$238 Roundtrip, found 8 hours ago
$238
Roundtrip
found 8 hours ago
Select United flight, departing Tue, Aug 12 from Newark Liberty Intl. Airport to General Mitchell Intl., returning Tue, Aug 19, priced at $238 found 8 hours ago
Sat, Jul 5 - Sat, Jul 12
EWR
Newark Liberty Intl. Airport
MKE
General Mitchell Intl.
$244 Roundtrip, found 2 days ago
$244
Roundtrip
found 2 days ago
Select United flight, departing Sat, Jul 5 from Newark Liberty Intl. Airport to General Mitchell Intl., returning Sat, Jul 12, priced at $244 found 2 days ago

Frequently asked questions

What route does flight number UA3439 take?
UA3439 takes several routes. The most popular is Newark Airport to EYW, which flies direct. This flight takes roughly 3 hours and 30 minutes. However, there may possibly be other flights with the same number that are multi-stop.
What terminal does UA3439 fly out of?
You'll likely take off from Terminal C if you're flying from Newark Airport. UA3439 serves several routes, but the direct flight between Newark Airport and Key West, FL Airport (EYW-Key West Intl.) is the most popular one.
What kind of plane is on flight number UA3439?
There's a good chance you'll be aboard an Embraer 170 if you've booked a seat from Liberty Intl. Airport (EWR) to Key West Intl. Airport, one of a few routes used for flight UA3439.
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 UA3439 flight with Travelocity, please visit our Customer Service Portal.