United Flight UA691 Deals & Information (2025/2026)

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United Flight 691 Route Deals From $90

The cheapest prices found with in the last 7 days for return flights were $161 and $90 for one-way flights to George Bush Intercontinental for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Aug 21 - Sun, Aug 24
LGA
LaGuardia
IAH
George Bush Intercontinental
$161 Roundtrip, found 4 hours ago
$161
Roundtrip
found 4 hours ago
Select United flight, departing Thu, Aug 21 from LaGuardia to George Bush Intercontinental, returning Sun, Aug 24, priced at $161 found 4 hours ago
Fri, Oct 3 - Sun, Oct 5
LGA
LaGuardia
IAH
George Bush Intercontinental
$197 Roundtrip, found 7 hours ago
$197
Roundtrip
found 7 hours ago
Select United flight, departing Fri, Oct 3 from LaGuardia to George Bush Intercontinental, returning Sun, Oct 5, priced at $197 found 7 hours ago

Frequently asked questions

What route does flight number UA691 take?
UA691 is used on a range of routes. Most often, UA691 flies directly from Chicago, IL Airport (ORD-O'Hare Intl.) to LAX. If you have a ticket on this route, you'll be in the air for roughly 4 hours and 13 minutes.
What terminal does UA691 fly out of?
You'll most likely take off from Terminal 1 if you're setting off from Chicago, IL Airport (ORD-O'Hare Intl.). UA691 serves several different routes, but the direct flight between O'Hare Airport and Los Angeles, CA Airport (LAX-Los Angeles Intl.) is the most frequently traveled one.
What kind of plane is on flight number UA691?
If you're on flight UA691 from ORD to Los Angeles Intl. Airport (LAX), there's every chance you'll be traveling aboard an Airbus A320. This flight number serves a number of different routes, but this is the most popular.
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 UA691 flight with Travelocity, please visit our Customer Service Portal.