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Cheap flights from Ontario to Guam from C$ 664

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 14/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — GUM
5 Aug — 12 Aug1
1 adult

Cheap flight deals from Ontario to Guam

Keep the following information in mind while searching for Ontario to Guam flight deals. Data was last updated 31 July 2025.

Round-trip from

C$ 2,281
Philippine Airlines
  • Philippine Airlines
  • 18/1-23/1
  • 2 total stops
  • 67h 35m total
  • Ontario to Guam
Search Deals

Find flight deals from Ontario to Guam

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 31 July 2025.

Fri 14/1112:50 a.m.YYZ - GUM
1 stop36h 10mPhilippine Airlines
Wed 19/115:45 a.m.GUM - YYZ
1 stop31h 25mPhilippine Airlines
Deal found 30/7C$ 2,361
Sat 15/116:00 a.m.YYZ - GUM
2 stops41h 35mDelta
Wed 19/114:50 p.m.GUM - YYZ
2 stops65h 12mDelta
Deal found 29/7C$ 2,478
Tue 29/76:59 p.m.YUL - GUM
2 stops30h 16mDelta
Tue 5/85:00 p.m.GUM - YUL
2 stops44h 08mDelta
Deal found 28/7C$ 2,986
Tue 29/76:15 a.m.YUL - GUM
2 stops21h 50mUnited Airlines
Tue 5/87:15 a.m.GUM - YUL
3 stops48h 11mUnited Airlines
Deal found 28/7C$ 3,159
Tue 29/712:35 p.m.YUL - GUM
1 stop23h 25mMultiple Airlines
Mon 4/83:05 a.m.GUM - YUL
1 stop29h 45mMultiple Airlines
Deal found 28/7C$ 3,212

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 31 July 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

Sun 18/1

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

1 stop36h 10m

Tamuning Guam Intl

Fri 23/1

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

1 stop31h 25m

C$ 2,281

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Mon 19/1

1:30 p.m.-4:00 a.m.

2 stops47h 30m

Tamuning Guam Intl

Fri 23/1

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

1 stop31h 25m

C$ 2,436

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Sat 15/11

6:00 a.m.-2:35 p.m.

2 stops41h 35m

Tamuning Guam Intl

Wed 19/11

4:50 p.m.-7:02 p.m.

2 stops65h 12m

C$ 2,478

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Sun 14/9

6:30 a.m.-11:10 p.m.

3 stops50h 40m

C$ 664

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Sun 24/8

1:35 a.m.-4:30 a.m.

1 stop36h 55m

C$ 1,337

Flights are sorted by cheapest round-trip flights first.

Deals found on 31/7

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.

Reviews of airlines servicing Guam

Get insights into the airlines that provide service to Guam. 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 Guam. Reviews last updated 31 July 2025.
Read reviews from past customers who have flown Delta and Philippine Airlines from Ontario to Guam. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
2.0
Mediocre

Jake,Jan 2024

CVG - ATL

Would have been great but the flight got significantly delayed after we boarded due to a mechanical failure
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
2.0
Mediocre

Jake,Jan 2024

CVG - ATL

Would have been great but the flight got significantly delayed after we boarded due to a mechanical failure
Philippine Airlines
7.2
Good
894 reviews
Delta
8.0
Very good
7,981 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
2.0
Mediocre

Jake,Jan 2024

CVG - ATL

Would have been great but the flight got significantly delayed after we boarded due to a mechanical failure

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.

  • 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.

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Top airline flying from Ontario to Guam

Discover the top airline that operate flights from Ontario to Guam. 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 31 July 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 1,416AverageC$ 2,612FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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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.

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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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