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Cheap flights from Ontario to Guam from C$ 1,190

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 18/2. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — GUM
16 Jan — 23 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Guam

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Guam
Explore the most affordable flight options available from Ontario to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 December 2025.

Mon 29/127:40 p.m.YYZ - GUM
2 stops32h 20mUnited Airlines
Mon 12/17:40 a.m.GUM - YYZ
2 stops29h 57mUnited Airlines
Deal found 14/12C$ 2,520
Tue 30/127:40 p.m.YYZ - GUM
2 stops32h 20mUnited Airlines
Sun 11/17:40 a.m.GUM - YYZ
2 stops21h 40mUnited Airlines
Deal found 14/12C$ 2,569
Wed 31/129:00 a.m.YYZ - GUM
2 stops28h 20mUnited Airlines
Sun 11/17:40 a.m.GUM - YYZ
2 stops22h 22mUnited Airlines
Deal found 14/12C$ 2,591
Mon 29/123:45 p.m.YYZ - GUM
2 stops36h 15mUnited Airlines
Sun 11/17:40 a.m.GUM - YYZ
2 stops29h 57mUnited Airlines
Deal found 14/12C$ 2,601
Tue 30/127:40 p.m.YYZ - GUM
2 stops32h 20mUnited Airlines
Wed 7/17:40 a.m.GUM - YYZ
2 stops38h 00mUnited Airlines
Deal found 14/12C$ 2,649
Wed 31/1211:00 a.m.YYZ - GUM
2 stops26h 20mUnited Airlines
Wed 7/17:40 a.m.GUM - YYZ
2 stops38h 00mUnited Airlines
Deal found 14/12C$ 2,671
Sun 28/1212:50 a.m.YYZ - GUM
1 stop36h 10mPhilippine Airlines
Sun 11/15:45 a.m.GUM - YYZ
1 stop31h 25mPhilippine Airlines
Deal found 14/12C$ 2,715
Sun 28/1212:50 a.m.YYZ - GUM
1 stop36h 10mPhilippine Airlines
Wed 7/15:45 a.m.GUM - YYZ
2 stops39h 23mPhilippine Airlines
Deal found 14/12C$ 2,741
Sun 28/1212:50 a.m.YYZ - GUM
1 stop36h 10mPhilippine Airlines
Fri 9/15:45 a.m.GUM - YYZ
2 stops39h 23mPhilippine Airlines
Deal found 14/12C$ 2,798
Sun 28/1212:50 a.m.YYZ - GUM
1 stop36h 10mPhilippine Airlines
Tue 13/15:45 a.m.GUM - YYZ
2 stops39h 23mPhilippine Airlines
Deal found 14/12C$ 2,842
Mon 22/126:45 p.m.YUL - GUM
2 stops33h 15mUnited Airlines
Tue 6/17:40 a.m.GUM - YUL
2 stops41h 40mUnited Airlines
Deal found 15/12C$ 3,117
Mon 22/127:30 a.m.YUL - GUM
2 stops26h 50mMultiple Airlines
Mon 5/12:00 a.m.GUM - YUL
3 stops36h 19mMultiple Airlines
Deal found 15/12C$ 3,944

Find flight deals from Ontario to Guam

Keep the following information in mind while searching for Ontario to Guam flight deals. Data was last updated 17 December 2025.

Round-trip from

C$ 2,060

One-way from

C$ 1,190
Delta
  • Delta
  • 13/1-20/1
  • 4 total stops
  • 80h 39m total
  • Ontario to Guam
Search Deals
18/2
  • 18/2
  • 3 total stops
  • 51h 25m total
  • Ontario to Guam
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Guam 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 17 December 2025.
Use the filters below to find and compare flights from Ontario to Guam that are best for you.

Fly from

Ontario

Fly to

Guam

Route

Depart

Return

Price

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Tue 13/1

6:30 a.m.-11:05 p.m.

2 stops25h 35m

Tamuning Guam Intl

Mon 19/1

1:00 a.m.-11:58 p.m.

2 stops37h 58m

C$ 2,060

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Sun 26/4

6:00 a.m.-3:15 p.m.

2 stops43h 15m

Tamuning Guam Intl

Tue 12/5

5:00 p.m.-4:53 p.m.

2 stops61h 53m

C$ 2,063

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Tue 6/1

5:00 a.m.-1:10 a.m.

3 stops29h 10m

Tamuning Guam Intl

Tue 13/1

2:40 a.m.-11:19 p.m.

3 stops35h 39m

C$ 2,276

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Mon 12/1

12:30 a.m.-1:10 a.m.

3 stops33h 40m

Tamuning Guam Intl

Tue 20/1

5:45 a.m.-12:38 a.m.

3 stops33h 53m

C$ 2,276

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Thu 15/1

5:15 p.m.-11:05 p.m.

2 stops38h 50m

Tamuning Guam Intl

Wed 21/1

1:00 a.m.-11:58 p.m.

2 stops37h 58m

C$ 2,363

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Tue 28/4

6:00 p.m.-3:15 p.m.

2 stops31h 15m

Tamuning Guam Intl

Tue 12/5

5:00 p.m.-12:04 a.m.

2 stops45h 04m

C$ 2,382

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Thu 15/1

5:15 p.m.-11:05 p.m.

2 stops38h 50m

Tamuning Guam Intl

Thu 22/1

1:00 a.m.-10:42 p.m.

2 stops36h 42m

C$ 2,412

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Mon 27/4

6:10 a.m.-6:05 p.m.

2 stops21h 55m

Tamuning Guam Intl

Wed 6/5

7:05 a.m.-9:27 p.m.

2 stops28h 22m

C$ 2,425

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Thu 23/4

6:10 a.m.-6:05 p.m.

2 stops21h 55m

Tamuning Guam Intl

Wed 6/5

7:05 a.m.-9:27 p.m.

2 stops28h 22m

C$ 2,425

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Thu 23/4

6:10 a.m.-6:05 p.m.

2 stops21h 55m

Tamuning Guam Intl

Sun 10/5

7:30 p.m.-6:37 p.m.

2 stops37h 07m

C$ 2,447

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/12

Showing 1-10 of 16 results
1
2

Best time to book a flight from Ontario to Guam

Have a flexible travel schedule? Discover the best time to fly to Guam from Ontario 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 Ontario to Guam
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 Ontario to Guam. 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 Region of Ontario to Guam?

    Departing from Region of Ontario to Guam will take you 25h 35m. There are 12218 km between Region of Ontario and Guam. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Ontario to Guam that include hotel bookings?

    Yes. In addition to deals on Ontario to Guam flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Guam?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Guam.

  • Can I find deals for business class flights from Ontario to Guam?

    Yes. Cheapflights offers flight deals from Ontario to Guam 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

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Alternative routes for Ontario to Guam

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Fly with Cheapflights

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How does Cheapflights help users find flights from Ontario to Guam?

Cheapflights makes it easy to find Ontario to Guam 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 Ontario to Guam?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to Guam.

Can Cheapflights find flights from Ontario to Guam with no change fees?

Certainly. Search results for flights to Guam from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ontario to Guam become cheaper?

Not ready to book yet? You can track prices for flights from Ontario to Guam on Cheapflights with our Price Alert feature and get notified when better prices are available.

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