United Airlines Flights: Search & Compare Deals

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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

27 Nov

YYZ8:35 a.m.Toronto Pearson Intl

2h 09m

ORD9:44 a.m.Chicago O'Hare Intl

1 Dec

ORD1:57 p.m.Chicago O'Hare Intl

1h 50m

YYZ4:47 p.m.Toronto Pearson Intl

C$ 319

United Airlines

20 Nov

YVR8:15 p.m.Vancouver Intl

2h 27m

SFO9:42 p.m.San Francisco

30 Nov

SFO6:53 p.m.San Francisco

2h 26m

YVR10:19 p.m.Vancouver Intl

C$ 322

United Airlines

20 Dec

YYZ7:26 p.m.Toronto Pearson Intl

2h 14m

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

5 Jan

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

4h 45m

1 stop

YYZ2:25 p.m.Toronto Pearson Intl

C$ 333

United Airlines

19 Nov

YVR2:00 p.m.Vancouver Intl

2h 27m

SFO3:27 p.m.San Francisco

28 Nov

SFO6:00 a.m.San Francisco

5h 30m

1 stop

YVR12:30 p.m.Vancouver Intl

C$ 336

United Airlines

12 Nov

YYZ7:43 a.m.Toronto Pearson Intl

6h 26m

1 stop

ORD1:09 p.m.Chicago O'Hare Intl

15 Nov

ORD6:17 p.m.Chicago O'Hare Intl

1h 58m

YYZ9:15 p.m.Toronto Pearson Intl

C$ 340

United Airlines

26 Nov

YYZ10:53 a.m.Toronto Pearson Intl

7h 42m

1 stop

SFO3:35 p.m.San Francisco

29 Nov

SFO11:29 p.m.San Francisco

5h 01m

YYZ7:30 a.m.Toronto Pearson Intl

C$ 419

One-way United Airlines flight deals

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

Domestic

International

United Airlines

2 Nov

YOW2:00 p.m.Ottawa

23h 35m

3 stops

YYC12:35 p.m.Calgary

C$ 1,152

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	0h 49m
Longest Flight	3h 38m

The cheapest route United Airlines flies is from San Francisco to Los Angeles 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 0h 49m from Denver (DEN) to Cheyenne (CYS)

The longest United Airlines flight route is 3h 38m from Phoenix (PHX) to Chicago (ORD)

Search flight deals

Information about flying with United Airlines

Does United Airlines have flights from Toronto Pearson Intl?

Yes, United Airlines currently has 349 flights out of Toronto Pearson Intl per week.

Where does United Airlines fly to?

United Airlines flies a total of 1,670 routes per year to 77 countries. Vancouver, their most popular domestic destination, is just one of 983 domestic routes United Airlines flies on a routine basis. Newark is the most popular destination out of 687 international routes.

What are the top airports United Airlines serves?

The top airports United Airlines serves are Denver Intl, San Francisco, and Chicago O'Hare Intl. 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 San Francisco to Los Angeles for C$ 150 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 Los Angeles. This United Airlines route has 0 stops 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

7.1Entertainment

7.7Boarding

7.3Comfort

6.7Food

8.1Crew

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