United Flight 636 Deals & Information (2026/2027)

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United Flight 636 Route Deals From $238

The cheapest prices found with in the last 7 days for return flights were $392 and $238 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, May 7 - Sun, May 10
HDN
Yampa Valley
ORD
O'Hare Intl.
$392 Roundtrip, found 2 days ago
$392
Roundtrip
found 2 days ago
Select United flight, departing Thu, May 7 from Yampa Valley to O'Hare Intl., returning Sun, May 10, priced at $392 found 2 days ago
Tue, Apr 7 - Tue, Apr 14
HDN
Yampa Valley
ORD
O'Hare Intl.
$435 Roundtrip, found 2 days ago
$435
Roundtrip
found 2 days ago
Select United flight, departing Tue, Apr 7 from Yampa Valley to O'Hare Intl., returning Tue, Apr 14, priced at $435 found 2 days ago
Thu, May 7 - Sun, May 10
HDN
Yampa Valley
ORD
O'Hare Intl.
$457 Roundtrip, found 2 days ago
$457
Roundtrip
found 2 days ago
Select United flight, departing Thu, May 7 from Yampa Valley to O'Hare Intl., returning Sun, May 10, priced at $457 found 2 days ago
Thu, May 7 - Fri, May 8
HDN
Yampa Valley
ORD
O'Hare Intl.
$462 Roundtrip, found 2 days ago
$462
Roundtrip
found 2 days ago
Select United flight, departing Thu, May 7 from Yampa Valley to O'Hare Intl., returning Fri, May 8, priced at $462 found 2 days ago
Thu, May 7 - Sun, May 10
HDN
Yampa Valley
ORD
O'Hare Intl.
$487 Roundtrip, found 2 days ago
$487
Roundtrip
found 2 days ago
Select United flight, departing Thu, May 7 from Yampa Valley to O'Hare Intl., returning Sun, May 10, priced at $487 found 2 days ago
Thu, May 7 - Sun, May 10
HDN
Yampa Valley
ORD
O'Hare Intl.
$525 Roundtrip, found 2 days ago
$525
Roundtrip
found 2 days ago
Select United flight, departing Thu, May 7 from Yampa Valley to O'Hare Intl., returning Sun, May 10, priced at $525 found 2 days ago
Tue, Apr 7 - Tue, Apr 14
HDN
Yampa Valley
ORD
O'Hare Intl.
$528 Roundtrip, found 2 days ago
$528
Roundtrip
found 2 days ago
Select United flight, departing Tue, Apr 7 from Yampa Valley to O'Hare Intl., returning Tue, Apr 14, priced at $528 found 2 days ago
Thu, May 7 - Sun, May 10
HDN
Yampa Valley
ORD
O'Hare Intl.
$551 Roundtrip, found 2 days ago
$551
Roundtrip
found 2 days ago
Select United flight, departing Thu, May 7 from Yampa Valley to O'Hare Intl., returning Sun, May 10, priced at $551 found 2 days ago
Thu, May 7 - Fri, May 8
HDN
Yampa Valley
ORD
O'Hare Intl.
$556 Roundtrip, found 2 days ago
$556
Roundtrip
found 2 days ago
Select United flight, departing Thu, May 7 from Yampa Valley to O'Hare Intl., returning Fri, May 8, priced at $556 found 2 days ago
Thu, May 7 - Sun, May 10
HDN
Yampa Valley
ORD
O'Hare Intl.
$589 Roundtrip, found 2 days ago
$589
Roundtrip
found 2 days ago
Select United flight, departing Thu, May 7 from Yampa Valley to O'Hare Intl., returning Sun, May 10, priced at $589 found 2 days ago

Frequently asked questions

What route does flight number UA636 take?
You'll be landing into Newark, NJ Airport (EWR-Liberty Intl.) from Austin, TX Airport (AUS-Austin-Bergstrom Intl.) if you're traveling on flight number UA636. You'll be in the air for 3 hours and 37 minutes on this trip. It's also good to note that it conveniently operates non-stop.
What kind of plane is on flight number UA636?
The route for flight number UA636 is generally Austin, TX Airport (AUS-Austin-Bergstrom Intl.) to Newark Airport, and the Boeing 737-700 is the aircraft model you'll probably be traveling aboard.
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 UA636 flight with Travelocity, please visit our Customer Service Portal.