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Cheap flights from Ontario to Guam from C$ 2,410

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — GUM
28 Feb — 7 Mar1
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 29 January 2026.

Sun 1/312:50 a.m.
YYZ
-
GUM
1 stop36h 10m
Philippine Airlines
Mon 9/35:45 a.m.
GUM
-
YYZ
2 stops38h 25m
Philippine Airlines
Deal found 27/1C$ 2,410
Mon 2/36:30 a.m.
YYZ
-
GUM
2 stops45h 35m
United Airlines
Mon 9/37:20 p.m.
GUM
-
YYZ
2 stops42h 26m
United Airlines
Deal found 27/1C$ 2,430
Sun 1/34:45 p.m.
YUL
-
GUM
2 stops44h 35m
United Airlines
Mon 16/37:25 a.m.
GUM
-
YUL
2 stops44h 35m
United Airlines
Deal found 28/1C$ 2,435
Sun 29/37:00 a.m.
YUL
-
GUM
2 stops42h 15m
Delta
Wed 1/43:00 a.m.
GUM
-
YUL
2 stops46h 37m
Delta
Deal found 26/1C$ 2,547
Sun 29/36:10 p.m.
YUL
-
GUM
2 stops33h 55m
United Airlines
Thu 2/47:05 a.m.
GUM
-
YUL
2 stops41h 35m
United Airlines
Deal found 27/1C$ 2,612
Sun 31/510:15 a.m.
YYZ
-
GUM
2 stops41h 50m
United Airlines
Thu 4/67:05 a.m.
GUM
-
YYZ
2 stops23h 04m
United Airlines
Deal found 26/1C$ 2,700
Tue 9/66:00 a.m.
YOW
-
GUM
2 stops32h 20m
United Airlines
Sat 13/67:30 p.m.
GUM
-
YOW
2 stops56h 37m
United Airlines
Deal found 26/1C$ 2,790
Mon 2/37:45 a.m.
YYZ
-
GUM
2 stops27h 00m
Multiple Airlines
Mon 9/312:30 p.m.
GUM
-
YYZ
3 stops25h 05m
Multiple Airlines
Deal found 27/1C$ 3,025
Sun 1/38:10 p.m.
YUL
-
GUM
2 stops38h 00m
Multiple Airlines
Mon 16/34:35 p.m.
GUM
-
YUL
1 stop39h 25m
Multiple Airlines
Deal found 28/1C$ 7,825

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 29 January 2026.

Round-trip from

C$ 2,410
Philippine Airlines
  • Philippine Airlines
  • 1/3-9/3
  • 3 total stops
  • 74h 35m 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 29 January 2026.
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

Sun 1/3

12:50 a.m.-4:00 a.m.

1 stop36h 10m

Tamuning Guam Intl

Mon 9/3

5:45 a.m.-6:10 a.m.

2 stops38h 25m

C$ 2,410

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Mon 2/3

6:30 a.m.-7:05 p.m.

2 stops45h 35m

Tamuning Guam Intl

Mon 9/3

7:20 p.m.-11:46 p.m.

2 stops42h 26m

C$ 2,430

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Sun 1/3

4:45 p.m.-4:20 a.m.

2 stops44h 35m

Tamuning Guam Intl

Mon 16/3

7:25 a.m.-2:00 p.m.

2 stops44h 35m

C$ 2,435

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Sun 29/3

7:00 a.m.-3:15 p.m.

2 stops42h 15m

Tamuning Guam Intl

Wed 1/4

3:00 a.m.-11:37 a.m.

2 stops46h 37m

C$ 2,547

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Sun 29/3

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

2 stops33h 55m

Tamuning Guam Intl

Thu 2/4

7:05 a.m.-10:40 a.m.

2 stops41h 35m

C$ 2,612

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Sun 31/5

10:15 a.m.-6:05 p.m.

2 stops41h 50m

Tamuning Guam Intl

Thu 4/6

7:05 a.m.-4:09 p.m.

2 stops23h 04m

C$ 2,700

OttawaTamuning

YOW - GUM

YOWGUM

Ottawa

Tue 9/6

6:00 a.m.-4:20 a.m.

2 stops32h 20m

Tamuning Guam Intl

Sat 13/6

7:30 p.m.-2:07 p.m.

2 stops56h 37m

C$ 2,790

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Mon 2/3

7:45 a.m.-1:45 a.m.

2 stops27h 00m

Tamuning Guam Intl

Mon 9/3

12:30 p.m.-11:35 p.m.

3 stops25h 05m

C$ 3,025

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Sun 1/3

8:10 p.m.-1:10 a.m.

2 stops38h 00m

Tamuning Guam Intl

Mon 16/3

4:35 p.m.-6:00 p.m.

1 stop39h 25m

C$ 7,825

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/1

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 36h 10m. 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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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.

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