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Cheap flights from the United States to Toronto Region of Waterloo Intl Airport from C$ 137

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 20/6. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YKF
25 May — 1 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from USA to Region of Waterloo Intl

Enter your travel dates to find the best prices.

Cheapest flights from USA to Region of Waterloo Intl
Explore the most affordable flight options available from USA to Region of Waterloo Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 April 2026.

Fri 12/68:30 a.m.
LAS
-
YKF
1 stop8h 20m
WestJet
Fri 19/68:40 p.m.
YKF
-
LAS
1 stop23h 35m
WestJet
Deal found 23/4C$ 322
Sat 13/68:30 a.m.
LAS
-
YKF
1 stop8h 20m
WestJet
Sun 21/68:40 p.m.
YKF
-
LAS
1 stop19h 15m
WestJet
Deal found 23/4C$ 324
Mon 22/68:30 a.m.
LAS
-
YKF
1 stop8h 20m
WestJet
Thu 25/68:40 p.m.
YKF
-
LAS
1 stop28h 00m
WestJet
Deal found 20/4C$ 327
Fri 12/68:30 a.m.
LAS
-
YKF
1 stop8h 20m
WestJet
Mon 15/68:40 p.m.
YKF
-
LAS
2 stops18h 50m
WestJet
Deal found 22/4C$ 363
Mon 15/68:30 a.m.
LAS
-
YKF
1 stop8h 20m
WestJet
Thu 18/68:40 p.m.
YKF
-
LAS
1 stop28h 00m
WestJet
Deal found 23/4C$ 365
Thu 4/66:10 p.m.
LAS
-
YKF
1 stop22h 40m
WestJet
Sun 7/68:40 p.m.
YKF
-
LAS
2 stops18h 50m
WestJet
Deal found 22/4C$ 389
Thu 14/56:10 p.m.
LAS
-
YKF
1 stop22h 40m
WestJet
Sun 17/58:40 p.m.
YKF
-
LAS
2 stops22h 05m
WestJet
Deal found 24/4C$ 397
Sat 6/68:30 a.m.
LAS
-
YKF
1 stop8h 20m
WestJet
Wed 10/68:40 p.m.
YKF
-
LAS
2 stops22h 55m
WestJet
Deal found 24/4C$ 398
Thu 18/67:00 a.m.
SEA
-
YKF
1 stop9h 50m
WestJet
Tue 23/68:40 p.m.
YKF
-
SEA
1 stop25h 05m
WestJet
Deal found 20/4C$ 404
Wed 17/67:00 a.m.
SEA
-
YKF
1 stop9h 50m
WestJet
Sat 20/68:40 p.m.
YKF
-
SEA
1 stop25h 05m
WestJet
Deal found 21/4C$ 405
Fri 12/67:35 p.m.
SEA
-
YKF
1 stop21h 15m
WestJet
Fri 19/68:40 p.m.
YKF
-
SEA
1 stop16h 00m
WestJet
Deal found 21/4C$ 441
Mon 8/67:35 p.m.
SEA
-
YKF
1 stop21h 15m
WestJet
Fri 12/68:40 p.m.
YKF
-
SEA
1 stop16h 00m
WestJet
Deal found 24/4C$ 445

Find flight deals from USA to Region of Waterloo Intl

Keep the following information in mind while searching for USA to Region of Waterloo Intl flight deals. Data was last updated 25 April 2026.

Round-trip from

C$ 322

One-way from

C$ 137

Popular in

February

Cheapest in

October

Average price

C$ 304
WestJet
  • WestJet
  • 12/6-19/6
  • 2 total stops
  • 31h 55m total
  • USA to Toronto
Search Deals
WestJet
  • WestJet
  • 17/5
  • 1 total stop
  • 8h 20m total
  • USA to Toronto
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 80 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from USA to Region of Waterloo Intl 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 25 April 2026.
Use the filters below to find and compare flights from the United States to Toronto Region of Waterloo Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Las VegasToronto

LAS - YKF

LASYKF

Las Vegas Harry Reid Intl

Mon 22/6

8:30 a.m.-7:50 p.m.

1 stop8h 20m

Toronto Region of Waterloo Intl

Thu 25/6

8:40 p.m.-9:40 p.m.

1 stop28h 00m

C$ 327

Las VegasToronto

LAS - YKF

LASYKF

Las Vegas Harry Reid Intl

Fri 12/6

8:30 a.m.-7:50 p.m.

1 stop8h 20m

Toronto Region of Waterloo Intl

Fri 19/6

8:40 p.m.-5:15 p.m.

1 stop23h 35m

C$ 359

Las VegasToronto

LAS - YKF

LASYKF

Las Vegas Harry Reid Intl

Thu 4/6

6:10 p.m.-7:50 p.m.

1 stop22h 40m

Toronto Region of Waterloo Intl

Sun 7/6

8:40 p.m.-12:30 p.m.

2 stops18h 50m

C$ 389

Las VegasToronto

LAS - YKF

LASYKF

Las Vegas Harry Reid Intl

Wed 10/6

6:10 p.m.-7:50 p.m.

1 stop22h 40m

Toronto Region of Waterloo Intl

Wed 17/6

8:40 p.m.-4:35 p.m.

2 stops22h 55m

C$ 389

Las VegasToronto

LAS - YKF

LASYKF

Las Vegas Harry Reid Intl

Sat 13/6

8:30 a.m.-7:50 p.m.

1 stop8h 20m

Toronto Region of Waterloo Intl

Wed 17/6

8:40 p.m.-4:35 p.m.

2 stops22h 55m

C$ 398

Las VegasToronto

LAS - YKF

LASYKF

Las Vegas Harry Reid Intl

Thu 14/5

6:10 p.m.-7:50 p.m.

1 stop22h 40m

Toronto Region of Waterloo Intl

Sun 17/5

8:40 p.m.-5:15 p.m.

1 stop23h 35m

C$ 406

Las VegasToronto

LAS - YKF

LASYKF

Las Vegas Harry Reid Intl

Sat 6/6

8:30 a.m.-7:50 p.m.

1 stop8h 20m

Toronto Region of Waterloo Intl

Wed 10/6

8:40 p.m.-9:40 p.m.

1 stop28h 00m

C$ 406

Las VegasToronto

LAS - YKF

LASYKF

Las Vegas Harry Reid Intl

Thu 4/6

1:20 p.m.-7:50 p.m.

2 stops27h 30m

Toronto Region of Waterloo Intl

Tue 16/6

8:40 p.m.-12:30 p.m.

2 stops18h 50m

C$ 431

Las VegasToronto

LAS - YKF

LASYKF

Las Vegas Harry Reid Intl

Thu 4/6

6:10 p.m.-7:50 p.m.

1 stop22h 40m

Toronto Region of Waterloo Intl

Wed 10/6

8:40 p.m.-4:35 p.m.

2 stops22h 55m

C$ 434

SeattleToronto

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Fri 12/6

7:35 p.m.-7:50 p.m.

1 stop21h 15m

Toronto Region of Waterloo Intl

Fri 19/6

8:40 p.m.-9:40 a.m.

1 stop16h 00m

C$ 441

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/4

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from USA to Region of Waterloo Intl

Have a flexible travel schedule? Discover the best time to fly to Region of Waterloo Intl from USA 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 the United States to Toronto Region of Waterloo Intl Airport
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • How long is the flight from USA to Toronto Region of Waterloo Intl Airport?

    Airlines like WestJet fly from USA to Toronto Region of Waterloo Intl Airport in about 8h 20m. The time it takes to get you to your destination can typically vary by up to . The distance between USA and Toronto Region of Waterloo Intl Airport is about 3056 km.

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

    While some choose either Los Angeles - Toronto Region of Waterloo Intl or Seattle/Tacoma Intl - Toronto Region of Waterloo Intl, San Francisco - Toronto Region of Waterloo Intl is the most popular route from USA to Toronto Region of Waterloo Intl Airport.

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

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

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

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

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

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

See more FAQs

Travelling to a place near Toronto Region of Waterloo Intl Airport?

Book flights to Toronto Region of Waterloo Intl Airport if you plan to visit one of these locations
Southampton
Sauble Beach

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for USA to Region of Waterloo Intl

See prices for flight routes from nearby airports that may be better suited for you.
Vancouver Intl to Pearson Intl flights
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John F Kennedy Intl to Pearson Intl flights
Halifax to Toronto Island flights
Winnipeg to Pearson Intl flights
LaGuardia to Pearson Intl flights
Los Angeles to Pearson Intl flights
Vancouver Intl to Region of Waterloo Intl flights
Edmonton to Pearson Intl flights
Halifax to Pearson Intl flights
Calgary to Hamilton flights
San Francisco to Pearson Intl flights
Mexico City to Pearson Intl flights
Reagan-National to Pearson Intl flights
Dulles Intl to Pearson Intl flights
Edmonton to Hamilton flights
Halifax to Hamilton flights
O'Hare Intl to Pearson Intl flights
Pierre Elliott Trudeau Intl to Pearson Intl flights
Calgary to Toronto Island flights
Winnipeg to Toronto Island flights
Pierre Elliott Trudeau Intl to Toronto Island flights
Dallas/Fort Worth to Pearson Intl flights
Saskatoon to Pearson Intl flights
Boston to Pearson Intl flights
Winnipeg to Hamilton flights
Calgary to Region of Waterloo Intl flights
St. John's to Pearson Intl flights
Halifax to Region of Waterloo Intl flights
Kelowna to Pearson Intl flights
Edmonton to Toronto Island flights
Dulles Intl to Toronto Island flights
Hobby to Pearson Intl flights
Atlanta to Pearson Intl flights
Victoria to Pearson Intl flights
Boston to Toronto Island flights
Orlando to Pearson Intl flights
Baltimore to Pearson Intl flights
Seattle to Pearson Intl flights
George Bush Intcntl to Pearson Intl flights
Abbotsford to Hamilton flights
LaGuardia to Toronto Island flights
Fort Lauderdale to Pearson Intl flights
Québec City to Pearson Intl flights
John F Kennedy Intl to Toronto Island flights

Fly with Cheapflights

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

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Region of Waterloo Intl from USA.

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

Yes, we can. To see specific flights from USA to Region of Waterloo Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on USA to Region of Waterloo Intl 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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