United Flight UA339 Deals & Information (2025/2026)

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Frequently asked questions

What route does flight number UA339 take?
UA339 flies straight from GRR to ORD. During this journey, you'll be in the air for roughly 1 hour and 2 minutes. It pays to book ahead to secure your favorite seat.
What kind of plane is on flight number UA339?
Get ready to hop on board an Airbus A319 if you're taking off on flight UA339. The majority of flights from Gerald R. Ford Intl. Airport (GRR) to ORD use this type of aircraft.
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 UA339 flight with Travelocity, please visit our Customer Service Portal.