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

23 Oct

YYZ7:00 a.m.Toronto Pearson Intl

2h 00m

ORD8:00 a.m.Chicago O'Hare Intl

25 Oct

ORD9:21 p.m.Chicago O'Hare Intl

1h 38m

YYZ11:59 p.m.Toronto Pearson Intl

C$ 284

United Airlines

21 Oct

YYC3:22 p.m.Calgary

2h 54m

SFO5:16 p.m.San Francisco

30 Oct

SFO8:37 a.m.San Francisco

2h 49m

YYC12:26 p.m.Calgary

C$ 294

United Airlines

21 Nov

YYC4:30 p.m.Calgary

1h 58m

SFO4:28 p.m.San Francisco

29 Nov

SFO8:37 a.m.San Francisco

3h 49m

YYC2:26 p.m.Calgary

C$ 295

United Airlines

8 Oct

YYC6:00 a.m.Calgary

2h 34m

DEN8:34 a.m.Denver Intl

11 Oct

DEN7:16 p.m.Denver Intl

2h 32m

YYC9:48 p.m.Calgary

C$ 297

United Airlines

2 Oct

YYZ8:50 a.m.Toronto Pearson Intl

1h 58m

ORD9:48 a.m.Chicago O'Hare Intl

5 Oct

ORD6:06 p.m.Chicago O'Hare Intl

4h 48m

1 stop

YYZ11:54 p.m.Toronto Pearson Intl

C$ 297

United Airlines

21 Oct

YYC3:22 p.m.Calgary

2h 54m

SFO5:16 p.m.San Francisco

25 Oct

SFO8:37 a.m.San Francisco

2h 49m

YYC12:26 p.m.Calgary

C$ 332

One-way United Airlines flight deals

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

International

United Airlines

7 Oct

YYC6:00 a.m.Calgary

2h 34m

DEN8:34 a.m.Denver Intl

C$ 184

United Airlines

1 Oct

YYZ7:00 a.m.Toronto Pearson Intl

2h 00m

ORD8:00 a.m.Chicago O'Hare Intl

C$ 198

United Airlines

25 Sep

YYZ1:00 p.m.Toronto Pearson Intl

2h 05m

ORD2:05 p.m.Chicago O'Hare Intl

C$ 200

United Airlines

25 Sep

YYZ7:43 p.m.Toronto Pearson Intl

4h 49m

1 stop

ORD11:32 p.m.Chicago O'Hare Intl

C$ 201

United Airlines

2 Oct

YYC6:00 a.m.Calgary

2h 34m

DEN8:34 a.m.Denver Intl

C$ 203

United Airlines

15 Jan

YYC4:22 p.m.Calgary

2h 01m

SFO4:23 p.m.San Francisco

C$ 237

Quick facts about United Airlines

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

Cheapest Route	C$ 82
Most Popular Route	RNO to LAX
Shortest Flight	0h 48m
Longest Flight	3h 00m

The cheapest route United Airlines flies is from San Francisco to Portland for C$ 82

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

The quickest United Airlines flight route is 0h 48m from Denver (DEN) to Cheyenne (CYS)

The longest United Airlines flight route is 3h 00m from Los Angeles (LAX) to Vancouver (YVR)

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Information about flying with United Airlines

Does United Airlines have flights from Toronto Pearson Intl?

Yes, United Airlines currently has 1,402 flights out of Toronto Pearson Intl per week.

Where does United Airlines fly to?

United Airlines flies a total of 1,679 routes per year to 77 countries. Vancouver, their most popular domestic destination, is just one of 987 domestic routes United Airlines flies on a routine basis. Newark is the most popular destination out of 692 international routes.

What are the top airports United Airlines serves?

The top airports United Airlines serves are Denver Intl, Los Angeles, 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 Atlanta Hartsfield-Jackson to Houston George Bush Intcntl for C$ 155 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 San Francisco to Portland. This United Airlines route has 0 stops and costs C$ 82 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

7.4

Good10,000 verified ratings

8.1Crew

7.7Boarding

7.3Comfort

7.1Entertainment

6.7Food

6.0 Okay

Anonymous, Sep 2026

Fair

6.0 Okay

Luis, Aug 2026

No leg room. Entertainment was not working

2.0 Poor

Anonymous, Aug 2026

Poor crew attitude

2.0 Poor

Michael, Aug 2026

horrible

8.0 Very good

Skinner, Aug 2026

The whole staff was very very accommodating and helpful. I have a broken foot right now and they helped me out the whole way to Tampa Bay. Leg room is always an issue but the staff was amazing