United Airlines Houston to Calgary Flights

Return flight: Calgary – Houston

Cheapflightsplus.com will find cheap United Airlines flights from Houston to Calgary. Compare airline ticket prices and book air tickets starting from $137 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of United Airlines, arrivals and departure details below.

Find Cheap Airfare Houston (TX) — Calgary (AB) by United Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in january: one-way - $137, two-way – $235.
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Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
10:02 am — 9:41 pm
10:02 am — 11:47 am UA434 United Airlines
Houston — Denver
7h 18m stop
7:05 pm — 9:41 pm UA720 United Airlines
Denver — Calgary
12h 39m
including layover
Find flight
from$374
10:07 pm — 2:21 pm
+1 day
10:07 pm — 11:44 pm UA1338 United Airlines
Houston — Denver
11h 56m stop
11:40 am — 2:21 pm UA2459 United Airlines
Denver — Calgary
17h 14m
including layover
Find flight
from$137
11:20 am — 9:41 pm
10:58 am — 12:37 pm UA2677 United Airlines
Houston — Denver
5h 55m stop
7:00 pm — 9:41 pm UA720 United Airlines
Denver — Calgary
11h 21m
including layover
Find flight
from$223
12:05 pm — 10:32 pm
12:05 pm — 2:11 pm UA1129 United Airlines
Houston — Phoenix
5h 4m stop
7:15 pm — 10:32 pm WS1493 WestJet
Phoenix — Calgary
11h 27m
including layover
Find flight
from$491
12:35 pm — 9:41 pm
12:35 pm — 2:19 pm UA2641 United Airlines
Houston — Denver
4h 46m stop
7:05 pm — 9:41 pm UA720 United Airlines
Denver — Calgary
10h 6m
including layover
Find flight
from$373
2:33 pm — 10:32 pm
2:33 pm — 4:39 pm UA1798 United Airlines
Houston — Phoenix
2h 36m stop
7:15 pm — 10:32 pm WS1493 WestJet
Phoenix — Calgary
8h 59m
including layover
Find flight
from$491
2:33 pm — 0:22 am
+1 day
2:33 pm — 4:39 pm UA1798 United Airlines
Houston — Phoenix
4h 26m stop
9:05 pm — 0:22 am WS1539 WestJet
Phoenix — Calgary
10h 49m
including layover
Find flight
from$491
2:50 pm — 9:41 pm
2:50 pm — 4:32 pm UA241 United Airlines
Houston — Denver
2h 28m stop
7:00 pm — 9:41 pm UA720 United Airlines
Denver — Calgary
7h 51m
including layover
Find flight
from$137
4:24 pm — 9:41 pm
4:24 pm — 6:09 pm UA1274 United Airlines
Houston — Denver
51m stop
7:00 pm — 9:41 pm UA720 United Airlines
Denver — Calgary
6h 17m
including layover
Find flight
from$220
4:32 pm — 9:41 pm
4:32 pm — 6:15 pm UA1892 United Airlines
Houston — Denver
50m stop
7:05 pm — 9:41 pm UA720 United Airlines
Denver — Calgary
6h 9m
including layover
Find flight
from$656
6:45 pm — 11:39 am
+1 day
6:40 pm — 9:18 pm UA787 United Airlines
Houston — Chicago
11h 16m stop
8:45 am — 11:39 am UA764 United Airlines
Chicago — Calgary
17h 54m
including layover
Find flight
from$219
7:20 am — 9:41 pm
7:20 am — 9:00 am UA2433 United Airlines
Houston — Denver
10h 1m stop
7:00 pm — 9:41 pm UA720 United Airlines
Denver — Calgary
15h 21m
including layover
Find flight
from$220
8:15 am — 9:41 pm
8:15 am — 10:00 am UA1900 United Airlines
Houston — Denver
9h 5m stop
7:05 pm — 9:41 pm UA720 United Airlines
Denver — Calgary
14h 26m
including layover
Find flight
from$331
8:17 pm — 11:39 am
+1 day
6:40 pm — 9:18 pm UA321 United Airlines
Houston — Chicago
9h 48m stop
8:45 am — 11:39 am UA764 United Airlines
Chicago — Calgary
16h 22m
including layover
Find flight
from$374
8:20 am — 9:41 pm
8:20 am — 10:06 am UA295 United Airlines
Houston — Denver
8h 54m stop
7:00 pm — 9:41 pm UA720 United Airlines
Denver — Calgary
14h 21m
including layover
Find flight
from$137
8:20 am — 2:21 pm
8:20 am — 10:06 am UA295 United Airlines
Houston — Denver
1h 34m stop
11:40 am — 2:21 pm UA2459 United Airlines
Denver — Calgary
7h 1m
including layover
Find flight
from$288
8:35 pm — 12:28 pm
+1 day
8:35 pm — 11:00 pm UA2313 United Airlines
Houston — San Francisco
9h 38m stop
8:38 am — 12:28 pm UA2426 United Airlines
San Francisco — Calgary
16h 53m
including layover
Find flight
from$392
9:30 am — 12:59 pm
9:30 am — 12:59 pm UA537 United Airlines
Houston — Calgary
4h 29m
Find flight
from$397
9:38 pm — 11:39 am
+1 day
9:38 pm — 0:15 am UA1692 United Airlines
Houston — Chicago
8h 31m stop
8:46 am — 11:39 am UA764 United Airlines
Chicago — Calgary
15h 1m
including layover
Find flight
from$374
*Departure and arrival times are local. Last updated on 12/22/2024

Flight Information

There is 1 flight by United Airlines from Houston to Calgary every week with departures from Hobby, George Bush, Andrau Airpark, Marriot Astrodome Heliport, David Wayne Hooks, Ellington Field, West Houston, Central Bus. District, Greenway Plaza H/P, Transco Twr Galleria, Park Ten Heliport, Westchase Hilton H/P, Woodlawns, Houston Municipal, Spaceland. All flights arrive at Calgary Int..

Departures start from 10:02 am to 9:38 pm. Nonstop flight is 4h 29m. The time difference between Houston and Calgary is 1h.

  • The fastest flight 4h 29m
  • Average flight time 4h 29m
  • The earliest flight 10:02 am
  • The latest flight 9:38 pm
  • Distance 1771 ml

The cheapest months for traveling to Calgary are january (from 137 $), november (from 214 $), december (from 215 $).

The most expensive and popular months are february (from 223 $), december (from 215 $), november (from 214 $).

The cheapest flight by United Airlines that our users were able to find is $137. This airfare is economy class on one-way UA241 flight for January 22, 2025 leaving George Bush in Houston at 2:50 pm, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides United Airlines there are other 7 airline carriers between Houston and Calgary. Please review schedules and prices from the most popular airlines to find the best airfare deals from Houston to Calgary.

Nonstop flights

There are 3 direct flights every day from Houston. Airlines and fares are below:

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Connecting Flights

List of flights with layovers (1 and more stops):

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How to book an air ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected airfare.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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