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Cheap flights from Toronto Region of Waterloo Intl Airport to the United States from C$ 118

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
YKF — LAX
4 May — 11 May1
1 adult

Cheap flight deals from Region of Waterloo Intl to USA

Keep the following information in mind while searching for Region of Waterloo Intl to USA flight deals. Data was last updated 29 April 2025.

Round-trip from

C$ 245

One-way from

C$ 118

Popular in

December

Cheapest in

January

Average price

C$ 315

Good round-trip deal

C$ 127 or less

Good one-way deal

C$ 85 or less
WestJet
  • WestJet
  • 19/5-29/5
  • 3 total stops
  • 21h 41m total
  • Toronto to USA
Search Deals
WestJet
  • WestJet
  • 2/7
  • 1 total stop
  • 9h 52m total
  • Toronto to USA
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Toronto Region of Waterloo Intl to USA.
Search Deals
Price to beat on a one-way flight from Toronto Region of Waterloo Intl to USA.
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Find flight deals from Region of Waterloo Intl to USA

Cheapest flights from Region of Waterloo Intl to USA
Explore the most affordable flight options available from Region of Waterloo Intl to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Mon 19/56:00 a.m.YKF - LAS
1 stop9h 55mWestJet
Sat 24/511:30 a.m.LAS - YKF
1 stop10h 16mWestJet
Deal found 28/4C$ 252
Thu 22/56:00 a.m.YKF - LAX
1 stop11h 12mWestJet
Thu 29/511:40 a.m.LAX - YKF
1 stop10h 06mWestJet
Deal found 28/4C$ 281
Thu 24/76:00 a.m.YKF - SEA
1 stop17h 28mWestJet
Sat 26/71:50 p.m.SEA - YKF
1 stop7h 56mWestJet
Deal found 28/4C$ 324
Fri 29/86:00 a.m.YKF - SFO
2 stops10h 59mWestJet
Mon 8/912:50 p.m.SFO - YKF
1 stop8h 55mWestJet
Deal found 28/4C$ 359
Fri 29/86:00 a.m.YKF - PHX
1 stop9h 24mWestJet
Tue 2/91:10 p.m.PHX - YKF
1 stop8h 35mWestJet
Deal found 28/4C$ 376
Mon 19/56:00 a.m.YKF - PDX
2 stops33h 42mMultiple Airlines
Sun 25/51:45 p.m.PDX - YKF
1 stop8h 01mMultiple Airlines
Deal found 28/4C$ 392
Sun 25/56:00 a.m.YKF - SEA
1 stop9h 58mMultiple Airlines
Wed 4/66:00 a.m.SEA - YKF
2 stops15h 46mMultiple Airlines
Deal found 28/4C$ 396
Mon 19/56:00 a.m.YKF - LAS
2 stops17h 10mMultiple Airlines
Wed 28/512:42 p.m.LAS - YKF
2 stops33h 04mMultiple Airlines
Deal found 28/4C$ 406
Mon 22/122:05 p.m.YKF - MCO
Nonstop2h 55mFlair Airlines
Fri 26/126:15 p.m.MCO - YKF
Nonstop2h 50mFlair Airlines
Deal found 28/4C$ 419
Fri 23/56:00 a.m.YKF - SFO
1 stop9h 05mMultiple Airlines
Sun 25/510:15 a.m.SFO - YKF
2 stops40h 15mMultiple Airlines
Deal found 28/4C$ 423
Thu 12/66:00 a.m.YKF - HNL
2 stops45h 37mWestJet
Thu 19/610:45 p.m.HNL - YKF
2 stops44h 01mWestJet
Deal found 28/4C$ 438
Wed 28/56:00 a.m.YKF - LAX
3 stops30h 35mMultiple Airlines
Wed 4/66:52 p.m.LAX - YKF
2 stops26h 54mMultiple Airlines
Deal found 28/4C$ 439

Cheapflights Fare Finder

Customize your flight search to find flights from Region of Waterloo Intl to USA that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 29 April 2025.
Use the filters below to find and compare flights from Toronto Region of Waterloo Intl Airport to the United States that are best for you.

Fly from

Region of Waterloo Intl

Fly to

USA

Route

Depart

Return

Price

TorontoLas Vegas

YKF - LAS

YKFLAS

Toronto Region of Waterloo Intl

Mon 19/5

6:00 a.m.-12:55 p.m.

1 stop9h 55m

Las Vegas Harry Reid Intl

Thu 29/5

10:00 a.m.-12:46 a.m.

2 stops11h 46m

C$ 245

TorontoLos Angeles

YKF - LAX

YKFLAX

Toronto Region of Waterloo Intl

Thu 22/5

6:00 a.m.-2:12 p.m.

1 stop11h 12m

Los Angeles

Thu 29/5

11:40 a.m.-12:46 a.m.

1 stop10h 06m

C$ 281

TorontoSeattle

YKF - SEA

YKFSEA

Toronto Region of Waterloo Intl

Thu 24/7

6:00 a.m.-8:28 p.m.

1 stop17h 28m

Seattle/Tacoma Intl

Sat 26/7

1:50 p.m.-12:46 a.m.

1 stop7h 56m

C$ 324

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Fri 29/8

6:00 a.m.-1:59 p.m.

2 stops10h 59m

San Francisco

Mon 8/9

12:50 p.m.-12:45 a.m.

1 stop8h 55m

C$ 359

TorontoPhoenix

YKF - PHX

YKFPHX

Toronto Region of Waterloo Intl

Fri 29/8

6:00 a.m.-12:24 p.m.

1 stop9h 24m

Phoenix Sky Harbor Intl

Tue 2/9

1:10 p.m.-12:45 a.m.

1 stop8h 35m

C$ 376

TorontoPortland

YKF - PDX

YKFPDX

Toronto Region of Waterloo Intl

Sun 1/6

6:00 a.m.-12:52 p.m.

1 stop9h 52m

Portland

Wed 4/6

5:40 p.m.-12:46 a.m.

2 stops28h 06m

C$ 387

TorontoSeattle

YKF - SEA

YKFSEA

Toronto Region of Waterloo Intl

Sun 25/5

6:00 a.m.-12:58 p.m.

1 stop9h 58m

Seattle/Tacoma Intl

Wed 4/6

6:00 a.m.-12:46 a.m.

2 stops15h 46m

C$ 396

TorontoLas Vegas

YKF - LAS

YKFLAS

Toronto Region of Waterloo Intl

Mon 19/5

6:00 a.m.-8:10 p.m.

2 stops17h 10m

Las Vegas Harry Reid Intl

Wed 28/5

12:42 p.m.-12:46 a.m.

2 stops33h 04m

C$ 406

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Fri 23/5

6:00 a.m.-12:05 p.m.

1 stop9h 05m

San Francisco

Sun 25/5

10:15 a.m.-5:30 a.m.

2 stops40h 15m

C$ 423

TorontoHonolulu

YKF - HNL

YKFHNL

Toronto Region of Waterloo Intl

Thu 12/6

6:00 a.m.-9:37 p.m.

2 stops45h 37m

Honolulu

Thu 19/6

10:45 p.m.-12:46 a.m.

2 stops44h 01m

C$ 438

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

Showing 1-10 of 46 results
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Best time to book a flight from Region of Waterloo Intl to USA

Have a flexible travel schedule? Discover the best time to fly to USA from Region of Waterloo Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Toronto Region of Waterloo Intl Airport to the United States

What is the cheapest month to book a flight from Toronto Region of Waterloo Intl Airport to USA?

Currently, September is the cheapest month in which you can book a flight from Toronto Region of Waterloo Intl Airport to USA (average of C$ 230). Flying from Toronto Region of Waterloo Intl Airport to USA in July is currently the most expensive (average of C$ 314). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YKF to US?

Find hourly flight availability from Region of Waterloo Intl to USA. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 April 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Toronto Region of Waterloo Intl Airport to USA as you normally would.

Rainfall in USA by month

Plan your trip to USA by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in USA ranges from 61.0 - 221.0 mm per month. June is typically the wettest month, when rainfall can reach 221.0 mm. November is typically the driest time to visit USA when rainfall is around 61.0 mm.

Temperature in USA by month

Plan your trip to USA by taking into account the average temperature totals by month.

If weather is an important factor for your trip to USA, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 16.0 C).

Reviews of airlines servicing USA

Get insights into the airlines that provide service to USA. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to USA. Reviews last updated 29 April 2025.
To help decide which airline to fly from Toronto to USA, see what other customers have to say about WestJet, Air Canada and Flair Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
2,823 reviews
Check prices

Crew

7.9

Boarding

7.4

Comfort

7.1

Entertainment

6.1

Food

6.2

Overall

7.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
WestJet
7.2
Good
2,823 reviews
WestJet
7.2
Good
2,823 reviews
Check prices

Crew

7.9

Boarding

7.4

Comfort

7.1

Entertainment

6.1

Food

6.2

Overall

7.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
Air Canada
7.0
Good
9,228 reviews
WestJet
7.2
Good
2,823 reviews
Check prices

Crew

7.9

Boarding

7.4

Comfort

7.1

Entertainment

6.1

Food

6.2

Overall

7.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
Flair Airlines
6.0
Okay
239 reviews
WestJet
7.2
Good
2,823 reviews
Check prices

Crew

7.9

Boarding

7.4

Comfort

7.1

Entertainment

6.1

Food

6.2

Overall

7.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight

Related info for your journey

Find useful and relevant information for your journey from Region of Waterloo Intl to USA. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Toronto Region of Waterloo Intl Airport to USA one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as C$ 118. Users have also found prices from C$ 218 and C$ 267 on Air Canada and Flair Airlines, respectively.

  • What are the most popular routes from Toronto Region of Waterloo Intl Airport to USA?

    Most travellers choose Toronto Region of Waterloo Intl - New York John F Kennedy Intl, Toronto Region of Waterloo Intl - San Francisco or Toronto Region of Waterloo Intl - Las Vegas Harry Reid Intl when deciding on the best route from Toronto Region of Waterloo Intl Airport to USA.

  • Can I find deals for flights from Region of Waterloo Intl to USA that include hotel bookings?

    Yes. In addition to deals on Region of Waterloo Intl to USA flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Region of Waterloo Intl to USA?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Region of Waterloo Intl to USA.

  • Can I find deals for business class flights from Region of Waterloo Intl to USA?

    Yes. Cheapflights offers flight deals from Region of Waterloo Intl to USA by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Toronto Region of Waterloo Intl Airport to USA?

    Currently, September is the cheapest month in which you can book a flight from Toronto Region of Waterloo Intl Airport to USA (average of C$ 230). Flying from Toronto Region of Waterloo Intl Airport to USA in July is currently the most expensive (average of C$ 314). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 4 airlines flying from Region of Waterloo Intl to USA

Discover the top 4 airlines that operate flights from Region of Waterloo Intl to USA. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 183AverageC$ 425FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 196AverageC$ 422FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 240AverageC$ 500FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Flair AirlinesCheapestC$ 264AverageC$ 333FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Region of Waterloo Intl to USA?

Cheapflights makes it easy to find Region of Waterloo Intl to USA flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Region of Waterloo Intl to USA?

Millions of users choose and trust Cheapflights to book the best flight deals from Region of Waterloo Intl to USA for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Region of Waterloo Intl to USA with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Region of Waterloo Intl to USA, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Region of Waterloo Intl to USA become cheaper?

Yes, Cheapflights offers price alerts on Region of Waterloo Intl to USA flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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