United Airlines Flights: Search & Compare Deals

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Round-trip United Airlines flight deals

Compare round-trip international and domestic flight deals from United Airlines recently found by momondo users

International

United Airlines

13 Nov

YYZ7:44 p.m.Toronto Pearson Intl

5h 17m

1 stop

ORD12:01 a.m.Chicago O'Hare Intl

14 Nov

ORD7:03 a.m.Chicago O'Hare Intl

1h 44m

YYZ9:47 a.m.Toronto Pearson Intl

C$ 345

United Airlines

13 Nov

YYZ7:44 p.m.Toronto Pearson Intl

5h 17m

1 stop

ORD12:01 a.m.Chicago O'Hare Intl

14 Nov

ORD11:05 a.m.Chicago O'Hare Intl

1h 58m

YYZ2:03 p.m.Toronto Pearson Intl

C$ 347

United Airlines

14 Jan

YYC4:30 p.m.Calgary

2h 59m

SFO5:29 p.m.San Francisco

25 Jan

SFO8:24 a.m.San Francisco

2h 52m

YYC1:16 p.m.Calgary

C$ 394

United Airlines

21 Jan

YYC4:30 p.m.Calgary

2h 59m

SFO5:29 p.m.San Francisco

4 Feb

SFO8:24 a.m.San Francisco

2h 52m

YYC1:16 p.m.Calgary

C$ 417

United Airlines

26 Dec

YYZ6:45 a.m.Toronto Pearson Intl

2h 12m

ORD7:57 a.m.Chicago O'Hare Intl

26 Dec

ORD9:22 p.m.Chicago O'Hare Intl

1h 37m

YYZ11:59 p.m.Toronto Pearson Intl

C$ 421

United Airlines

10 Dec

YYC1:37 p.m.Calgary

3h 33m

ORD5:10 p.m.Chicago O'Hare Intl

17 Dec

ORD8:40 a.m.Chicago O'Hare Intl

10h 17m

1 stop

YYC6:57 p.m.Calgary

C$ 445

One-way United Airlines flight deals

Find and compare United Airlines flight prices for one-way international and domestic flights

Domestic

International

United Airlines

13 Nov

YOW9:45 a.m.Ottawa

14h 08m

2 stops

YYC10:53 p.m.Calgary

C$ 1,808

Quick facts about United Airlines

Find info about flight duration, flight prices, and popular routes for United Airlines

Cheapest Route	C$ 76
Most Popular Route	SFO to LAX
Shortest Flight	1h 10m
Longest Flight	3h 29m

The cheapest route United Airlines flies is from Phoenix Sky Harbor Intl to Las Vegas Harry Reid Intl for C$ 76

Flying from San Francisco to Los Angeles is currently the most popular United Airlines route

The quickest United Airlines flight route is 1h 10m from Washington, D.C. (IAD) to Morgantown (MGW)

The longest United Airlines flight route is 3h 29m from Houston (IAH) to Las Vegas (LAS)

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Information about flying with United Airlines

Does United Airlines have flights from Toronto Pearson Intl?

Yes, United Airlines currently has 583 flights out of Toronto Pearson Intl per week.

Where does United Airlines fly to?

United Airlines flies a total of 1,659 routes per year to 77 countries. Vancouver, their most popular domestic destination, is just one of 970 domestic routes United Airlines flies on a routine basis. Newark is the most popular destination out of 689 international routes.

What are the top airports United Airlines serves?

The top airports United Airlines serves are Chicago O'Hare Intl, Denver Intl, and San Francisco. You should be able to find United Airlines flights to or from these airports throughout the year.

How do I check the flight status for United Airlines?

Use our Flight Tracker to check the status of a United Airlines flight. First, type in either the flight number or the airport name, then click Track Flight. The results are in real-time, so you can know exactly when a particular United Airlines flight is landing, departing, late or on-time, and what gate it’s arriving at. You can also call United Airlines at 1-800-864-8331 or check their website (united.com) for more flight status information.

What is the cheapest domestic United Airlines flight?

If you’re looking to fly domestic with United Airlines, then flying from Ontario to San Francisco for C$ 159 is the cheapest round-trip option. This cheap United Airlines flight has 0 stops. If you’re interested in one-way domestic flights with United Airlines, the cheapest is from Phoenix Sky Harbor Intl to Las Vegas Harry Reid Intl. This United Airlines route has 1 stop and costs C$ 76 per flight ticket.

What are the bag size limits for United Airlines?

Flying with United Airlines does have some restrictions when it comes to baggage dimensions. If you choose to bring one, your checked bag should be 158cm or smaller. Carry-on luggage must be 56x35x22cm or smaller, and a personal item should be within 43x25x22cm.

United Airlines Reviews

7.3

Good10,000 verified ratings

7.3Comfort

8.1Crew

7.1Entertainment

6.7Food

7.7Boarding

8.0 Very good

Jay, Oct 2026

The loading process. Less like a cattle herd and load by group #

8.0 Very good

Anonymous, Sep 2026

United Airlines was good overall. Advanced plane and on time service.

2.0 Poor

Anonymous, Sep 2026

My flight was cancelled, I was rebooked on another flight to Paris, almost missed my flight as I had a short connection. They had to call a car to take me to board the plane in Paris. My luggage was sent to London, received it 3 days later. I missed taking few of my meds.

6.0 Okay

Anonymous, Sep 2026

Fair

6.0 Okay

Luis, Aug 2026

No leg room. Entertainment was not working