United Flight AA1899 Deals & Information (2025/2026)

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United Flight 1899 Route Deals From $89

The cheapest prices found with in the last 7 days for return flights were $205 and $89 for one-way flights to Calgary Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Oct 22 - Sat, Oct 25
ORD
O'Hare Intl.
YYC
Calgary Intl.
$205 Roundtrip, found 4 hours ago
$205
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Oct 22 from O'Hare Intl. to Calgary Intl., returning Sat, Oct 25, priced at $205 found 4 hours ago
Wed, Oct 22 - Sat, Oct 25
ORD
O'Hare Intl.
YYC
Calgary Intl.
$215 Roundtrip, found 4 hours ago
$215
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Oct 22 from O'Hare Intl. to Calgary Intl., returning Sat, Oct 25, priced at $215 found 4 hours ago
Wed, Oct 22 - Sat, Oct 25
ORD
O'Hare Intl.
YYC
Calgary Intl.
$224 Roundtrip, found 4 hours ago
$224
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Oct 22 from O'Hare Intl. to Calgary Intl., returning Sat, Oct 25, priced at $224 found 4 hours ago
Wed, Oct 22 - Sat, Oct 25
ORD
O'Hare Intl.
YYC
Calgary Intl.
$234 Roundtrip, found 4 hours ago
$234
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Oct 22 from O'Hare Intl. to Calgary Intl., returning Sat, Oct 25, priced at $234 found 4 hours ago
Wed, Oct 22 - Sat, Oct 25
ORD
O'Hare Intl.
YYC
Calgary Intl.
$239 Roundtrip, found 4 hours ago
$239
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Oct 22 from O'Hare Intl. to Calgary Intl., returning Sat, Oct 25, priced at $239 found 4 hours ago
Tue, Sep 16 - Fri, Sep 26
ORD
O'Hare Intl.
YYC
Calgary Intl.
$240 Roundtrip, found 1 day ago
$240
Roundtrip
found 1 day ago
Select United flight, departing Tue, Sep 16 from O'Hare Intl. to Calgary Intl., returning Fri, Sep 26, priced at $240 found 1 day ago
Wed, Oct 22 - Sat, Oct 25
ORD
O'Hare Intl.
YYC
Calgary Intl.
$243 Roundtrip, found 4 hours ago
$243
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Oct 22 from O'Hare Intl. to Calgary Intl., returning Sat, Oct 25, priced at $243 found 4 hours ago
Wed, Oct 22 - Sat, Oct 25
ORD
O'Hare Intl.
YYC
Calgary Intl.
$249 Roundtrip, found 4 hours ago
$249
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Oct 22 from O'Hare Intl. to Calgary Intl., returning Sat, Oct 25, priced at $249 found 4 hours ago
Wed, May 6 - Wed, May 13
ORD
O'Hare Intl.
YYC
Calgary Intl.
$271 Roundtrip, found 2 days ago
$271
Roundtrip
found 2 days ago
Select United flight, departing Wed, May 6 from O'Hare Intl. to Calgary Intl., returning Wed, May 13, priced at $271 found 2 days ago

Frequently asked questions

What route does flight number UA1899 take?
You'll be arriving into O'Hare Intl. Airport (ORD) from Houston, TX Airport (IAH-George Bush Intercontinental) if you're traveling on flight number UA1899. You'll be airborne for 2 hours and 43 minutes during this journey. What's more, the flight conveniently travels non-stop.
How often is UA1899 on time?
If you have booked tickets on United Airlines flight number UA1899 from IAH to O'Hare Airport, it's comforting to know that 83% of these journeys reach their destination on time. In the rare event of a delay, expect an average wait time of around 15 minutes. This route has a star rating of 3.25.
What terminal does UA1899 fly out of?
You'll likely be stepping aboard the plane at Terminal C if you're traveling on flight number UA1899 direct from Houston Airport to Chicago, IL Airport (ORD-O'Hare Intl.).
What kind of plane is on flight number UA1899?
There's every chance you'll find yourself boarding a Boeing 737-900 if you've reserved a seat on flight UA1899. This flight typically leaves from George Bush Intercontinental Airport (IAH) and touches down at O'Hare Airport.
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 UA1899 flight with Travelocity, please visit our Customer Service Portal.