United Flight UA318 Deals & Information (2025/2026)

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United Flight 318 Route Deals From $110

The cheapest prices found with in the last 7 days for return flights were $217 and $110 for one-way flights to Eugene for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 25 - Tue, Sep 30
DEN
Denver Intl.
EUG
Eugene
$217 Roundtrip, found 3 days ago
$217
Roundtrip
found 3 days ago
Select United flight, departing Thu, Sep 25 from Denver Intl. to Eugene, returning Tue, Sep 30, priced at $217 found 3 days ago
Sat, Sep 6 - Thu, Sep 11
DEN
Denver Intl.
EUG
Eugene
$219 Roundtrip, found 2 days ago
$219
Roundtrip
found 2 days ago
Select United flight, departing Sat, Sep 6 from Denver Intl. to Eugene, returning Thu, Sep 11, priced at $219 found 2 days ago
Wed, Sep 24 - Mon, Sep 29
DEN
Denver Intl.
EUG
Eugene
$227 Roundtrip, found 1 day ago
$227
Roundtrip
found 1 day ago
Select United flight, departing Wed, Sep 24 from Denver Intl. to Eugene, returning Mon, Sep 29, priced at $227 found 1 day ago
Tue, Sep 9 - Sun, Sep 14
DEN
Denver Intl.
EUG
Eugene
$235 Roundtrip, found 2 days ago
$235
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 9 from Denver Intl. to Eugene, returning Sun, Sep 14, priced at $235 found 2 days ago
Sat, Aug 30 - Sun, Aug 31
DEN
Denver Intl.
EUG
Eugene
$236 Roundtrip, found 17 hours ago
$236
Roundtrip
found 17 hours ago
Select United flight, departing Sat, Aug 30 from Denver Intl. to Eugene, returning Sun, Aug 31, priced at $236 found 17 hours ago
Sat, Aug 30 - Sun, Aug 31
DEN
Denver Intl.
EUG
Eugene
$246 Roundtrip, found 17 hours ago
$246
Roundtrip
found 17 hours ago
Select United flight, departing Sat, Aug 30 from Denver Intl. to Eugene, returning Sun, Aug 31, priced at $246 found 17 hours ago

Frequently asked questions

What route does flight number UA318 take?
UA318 jets from Juan Santamaria Intl. Airport to Chicago, IL Airport (ORD-O'Hare Intl.) and flies direct. This journey usually takes 5 hours and 26 minutes.
What terminal does UA318 fly out of?
Travelers booked on flight number UA318 from SJO to Chicago, IL Airport (ORD-O'Hare Intl.) usually depart from Terminal M.
What kind of plane is on flight number UA318?
Get set to cruise the skies aboard a Boeing 737-800 if you're booked on flight UA318. Almost all services from Juan Santamaria Intl. Airport to Chicago, IL Airport (ORD-O'Hare Intl.) operate using this kind 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 UA318 flight with Travelocity, please visit our Customer Service Portal.