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Cheap flights from Ontario to Guam from C$ 1,158

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 29/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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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
6:10 a.m. - 6:05 p.m.
YYZ
-
GUM
21h 55m
2 stops
United Airlines Logo
7:05 a.m. - 9:32 p.m.
GUM
-
YYZ
28h 27m
2 stops
C$ 2,517United Airlines
Fri, 8 May - Fri, 15 May
United Airlines Logo
6:30 a.m. - 6:05 p.m.
YYZ
-
GUM
45h 35m
2 stops
United Airlines Logo
7:30 p.m. - 8:44 p.m.
GUM
-
YYZ
39h 14m
2 stops
C$ 2,539United Airlines
Sat, 9 May - Sat, 16 May
Delta Logo
6:15 p.m. - 3:35 p.m.
YUL
-
GUM
31h 20m
2 stops
Delta Logo
2:00 a.m. - 11:34 p.m.
GUM
-
YUL
35h 34m
2 stops
C$ 2,624Delta
Thu, 10 Sep - Sun, 13 Sep
Delta Logo
6:15 p.m. - 3:35 p.m.
YUL
-
GUM
31h 20m
2 stops
Delta Logo
2:00 a.m. - 11:10 p.m.
GUM
-
YUL
35h 10m
2 stops
C$ 2,635Delta
Thu, 10 Sep - Sun, 13 Sep
United Airlines Logo
6:10 a.m. - 6:05 p.m.
YUL
-
GUM
21h 55m
2 stops
United Airlines Logo
7:10 a.m. - 8:16 a.m.
GUM
-
YUL
63h 06m
3 stops
C$ 2,729United Airlines
Thu, 10 Sep - Mon, 14 Sep
United Airlines Logo
9:15 a.m. - 4:20 a.m.
YUL
-
GUM
29h 05m
2 stops
United Airlines Logo
7:10 a.m. - 8:16 a.m.
GUM
-
YUL
63h 06m
3 stops
C$ 2,764United Airlines
Thu, 10 Sep - Mon, 14 Sep
United Airlines Logo
9:00 p.m. - 6:05 p.m.
YYZ
-
GUM
31h 05m
2 stops
United Airlines Logo
7:30 p.m. - 12:32 a.m.
GUM
-
YYZ
43h 02m
2 stops
C$ 2,901United Airlines
Tue, 26 May - Sat, 6 Jun
Multiple Airlines Logo
1:50 a.m. - 4:20 a.m.
YYZ
-
GUM
36h 30m
1 stop
Multiple Airlines Logo
6:00 a.m. - 6:10 a.m.
GUM
-
YYZ
38h 10m
2 stops
C$ 3,049Multiple Airlines
Fri, 8 May - Sat, 16 May
Philippine Airlines Logo
6:35 p.m. - 4:20 a.m.
YYZ
-
GUM
43h 45m
2 stops
Philippine Airlines Logo
6:00 a.m. - 10:45 p.m.
GUM
-
YYZ
30h 45m
1 stop
C$ 3,054Philippine Airlines
Fri, 8 May - Fri, 15 May
Multiple Airlines Logo
1:50 a.m. - 11:45 p.m.
YYZ
-
GUM
31h 55m
2 stops
Multiple Airlines Logo
2:50 a.m. - 12:25 a.m.
GUM
-
YYZ
35h 35m
3 stops
C$ 3,187Multiple Airlines
Thu, 7 May - Thu, 14 May

Philippine Airlines flights from Region of Ontario to Guam

Our best Philippine Airlines deals on Region of Ontario to Guam flight tickets
Philippine Airlines
31 Jul
YYZ1:50 a.m.Toronto Pearson Intl
36h 30m
1 stop
GUM4:20 a.m.Tamuning Guam Intl
4 Aug
GUM6:00 a.m.Tamuning Guam Intl
38h 10m
2 stops
YYZ6:10 a.m.Toronto Pearson Intl
C$ 3,113
Philippine Airlines
24 Jun
YYZ1:50 a.m.Toronto Pearson Intl
36h 30m
1 stop
GUM4:20 a.m.Tamuning Guam Intl
29 Jun
GUM6:00 a.m.Tamuning Guam Intl
38h 10m
2 stops
YYZ6:10 a.m.Toronto Pearson Intl
C$ 3,679
Philippine Airlines
25 Jun
YYZ4:15 p.m.Toronto Pearson Intl
46h 05m
2 stops
GUM4:20 a.m.Tamuning Guam Intl
29 Jun
GUM6:00 a.m.Tamuning Guam Intl
38h 10m
2 stops
YYZ6:10 a.m.Toronto Pearson Intl
C$ 4,180

Delta flights from Region of Ontario to Guam

Our best Delta deals on Region of Ontario to Guam flight tickets
Delta
10 Sep
YUL6:15 p.m.Montreal Pierre Elliott Trudeau Intl
31h 20m
2 stops
GUM3:35 p.m.Tamuning Guam Intl
13 Sep
GUM2:00 a.m.Tamuning Guam Intl
35h 34m
2 stops
YUL11:34 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 2,624
Delta
10 Sep
YUL6:15 p.m.Montreal Pierre Elliott Trudeau Intl
31h 20m
2 stops
GUM3:35 p.m.Tamuning Guam Intl
13 Sep
GUM2:00 a.m.Tamuning Guam Intl
35h 10m
2 stops
YUL11:10 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 2,635

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 15 April 2026.
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

Cheapest round-trip
Quickest round-trip

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Fri 8/5

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

2 stops21h 55m

Tamuning Guam Intl

Fri 15/5

7:05 a.m.-9:32 p.m.

2 stops28h 27m

C$ 2,517

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Sat 9/5

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

2 stops45h 35m

Tamuning Guam Intl

Sat 16/5

7:30 p.m.-8:44 p.m.

2 stops39h 14m

C$ 2,539

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Thu 10/9

6:15 p.m.-3:35 p.m.

2 stops31h 20m

Tamuning Guam Intl

Sun 13/9

2:00 a.m.-11:34 p.m.

2 stops35h 34m

C$ 2,624

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Thu 10/9

6:15 p.m.-3:35 p.m.

2 stops31h 20m

Tamuning Guam Intl

Sun 13/9

2:00 a.m.-11:10 p.m.

2 stops35h 10m

C$ 2,635

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Thu 10/9

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

2 stops21h 55m

Tamuning Guam Intl

Mon 14/9

7:10 a.m.-8:16 a.m.

3 stops63h 06m

C$ 2,729

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Thu 10/9

9:15 a.m.-4:20 a.m.

2 stops29h 05m

Tamuning Guam Intl

Mon 14/9

7:10 a.m.-8:16 a.m.

3 stops63h 06m

C$ 2,764

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Tue 26/5

9:00 p.m.-6:05 p.m.

2 stops31h 05m

Tamuning Guam Intl

Sat 6/6

7:30 p.m.-12:32 a.m.

2 stops43h 02m

C$ 2,901

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Fri 8/5

1:50 a.m.-4:20 a.m.

1 stop36h 30m

Tamuning Guam Intl

Sat 16/5

6:00 a.m.-6:10 a.m.

2 stops38h 10m

C$ 3,049

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Fri 8/5

6:35 p.m.-4:20 a.m.

2 stops43h 45m

Tamuning Guam Intl

Fri 15/5

6:00 a.m.-10:45 p.m.

1 stop30h 45m

C$ 3,054

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Thu 7/5

1:50 a.m.-11:45 p.m.

2 stops31h 55m

Tamuning Guam Intl

Thu 14/5

2:50 a.m.-12:25 a.m.

3 stops35h 35m

C$ 3,187

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted 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

Can stopping save me money on Region of Ontario to Guam flights?

You could potentially save up to 6% on your flight if you consider stops on a Region of Ontario to Guam flight.

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

Fastest flight time

22h 30m

Direct flights

None
The fastest flight from Region of Ontario to Guam takes 22h 30m
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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Frequently asked questions about flying from Ontario to Guam

  • When did momondo last update prices for flights from Ontario to Guam?

    Prices for flights from Ontario to Guam are updated daily.

  • 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.

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

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Popular flights according to clicks in the last 7 days on momondo
Flights to Tamuningfrom C$ 2,244