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Cheap flights from Ontario to Guam from C$ 1,022

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Guam departing on 26/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ontario to Guam

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:55 a.m. - 4:20 a.m.YYZ-GUM
28h 25m2 stops
United Airlines Logo
7:40 a.m. - 2:17 p.m.GUM-YYZ
21h 37m2 stops
C$ 2,471United Airlines
Find Deal
Tue, 3 Feb - Tue, 17 Feb
United Airlines Logo
6:15 a.m. - 6:05 p.m.YUL-GUM
21h 50m2 stops
United Airlines Logo
7:10 a.m. - 5:00 p.m.GUM-YUL
47h 50m2 stops
C$ 3,080United Airlines
Find Deal
Mon, 13 Oct - Fri, 17 Oct
Delta Logo
12:20 p.m. - 11:05 p.m.YYZ-GUM
43h 45m2 stops
Delta Logo
1:00 a.m. - 11:04 p.m.GUM-YYZ
37h 04m2 stops
C$ 3,139Delta
Find Deal
Tue, 3 Feb - Mon, 16 Feb
Multiple Airlines Logo
12:55 p.m. - 2:40 p.m.YUL-GUM
35h 45m1 stop
Multiple Airlines Logo
4:40 p.m. - 5:00 p.m.GUM-YUL
38h 20m1 stop
C$ 19,857Multiple Airlines
Find Deal
Mon, 13 Oct - Fri, 17 Oct

United Airlines flights from Region of Ontario to Guam

Our best United Airlines deals on Region of Ontario to Guam flight tickets
United Airlines
3 Feb
YYZ8:55 a.m.Toronto Pearson Intl
28h 25m
2 stops
GUM4:20 a.m.Tamuning Guam Intl
17 Feb
GUM7:40 a.m.Tamuning Guam Intl
21h 37m
2 stops
YYZ2:17 p.m.Toronto Pearson Intl
C$ 2,471
Find similar
United Airlines
13 Oct
YUL6:15 a.m.Montreal Pierre Elliott Trudeau Intl
21h 50m
2 stops
GUM6:05 p.m.Tamuning Guam Intl
17 Oct
GUM7:10 a.m.Tamuning Guam Intl
47h 50m
2 stops
YUL5:00 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 3,080
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Region of 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, momondo users made 96,600 searches. Data last updated 2 October 2025.
Use the filters below to find and compare flights from Ontario to Guam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Tue 3/2

8:55 a.m.-4:20 a.m.

2 stops28h 25m

Tamuning Guam Intl

Tue 17/2

7:40 a.m.-2:17 p.m.

2 stops21h 37m

C$ 2,471

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Mon 13/10

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

2 stops21h 50m

Tamuning Guam Intl

Fri 17/10

7:10 a.m.-5:00 p.m.

2 stops47h 50m

C$ 3,080

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Tue 3/2

12:20 p.m.-11:05 p.m.

2 stops43h 45m

Tamuning Guam Intl

Mon 16/2

1:00 a.m.-11:04 p.m.

2 stops37h 04m

C$ 3,139

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Mon 13/10

12:55 p.m.-2:40 p.m.

1 stop35h 45m

Tamuning Guam Intl

Fri 17/10

4:40 p.m.-5:00 p.m.

1 stop38h 20m

C$ 19,857

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Wed 26/11

5:55 p.m.-3:00 p.m.

2 stops54h 05m

C$ 1,022

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Wed 26/11

5:55 p.m.-11:00 p.m.

3 stops38h 05m

C$ 1,159

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Wed 26/11

12:30 p.m.-2:35 p.m.

1 stop35h 05m

C$ 13,084

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Region of Ontario to Guam

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

How long is the flight from Region of Ontario to Guam?

If you’re flying from a popular airport in Region of Ontario, such as Toronto or Ottawa, and flying into Guam, then you can expect flight times to average 30h 30m and 45h 06m, respectively.

Cheap Region of Ontario to Guam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Guam

Direct flights

None
There are no direct flights from Region of Ontario to Guam. There are no popular flight routes from Region of Ontario to Guam.
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  • When did momondo last update prices for flights from Ontario to Guam?

    Prices for flights from Ontario to Guam are updated daily.

  • How many operators does momondo search for flights from Ontario to Guam?

  • How old do you have to be to fly from Ontario to Guam?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario to Guam.

  • What documentation or ID do you need to fly to Guam?

    The necessary travel and health documents for your Guam trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Region of Ontario to Guam

Compare and see reviews for airlines that fly from Region of Ontario to Guam with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 1,425Free CancellationRating
7.4
8,933 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Guam?

Finding the right flight to Guam from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Guam quick and easy, saving you time and money.

Can I find flights from Ontario to Guam with flexible booking policies on momondo?

All flight searches from Ontario to Guam on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Guam?

momondo helps you find the best flight between Ontario and Guam by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ontario to Guam right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Guam, momondo offers a useful price alert feature which will track prices for flights to Guam from Ontario and alert you when they change.

An easier way to manage your Guam trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Find better results for your trip to Guam

Popular Cities in Guam

Popular flights according to clicks in the last 7 days on momondo
Flights to Tamuningfrom C$ 2,020