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Cheap flights from Ontario to Guam from C$ 2,082

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Guam departing on 23/2. 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.
Multiple Airlines Logo
7:30 a.m. - 1:10 a.m.
YUL
-
GUM
26h 40m2 stops
Multiple Airlines Logo
2:40 a.m. - 9:00 p.m.
GUM
-
YUL
33h 20m3 stops
C$ 2,082Multiple Airlines
Mon, 23 Feb - Tue, 3 Mar
Multiple Airlines Logo
6:00 a.m. - 1:10 a.m.
YUL
-
GUM
28h 10m3 stops
Multiple Airlines Logo
2:40 a.m. - 9:00 p.m.
GUM
-
YUL
33h 20m3 stops
C$ 2,096Multiple Airlines
Mon, 23 Feb - Tue, 3 Mar
Delta Logo
2:40 p.m. - 11:05 p.m.
YUL
-
GUM
41h 25m2 stops
Delta Logo
1:00 a.m. - 11:45 p.m.
GUM
-
YUL
37h 45m2 stops
C$ 2,119Delta
Mon, 23 Feb - Tue, 3 Mar
Multiple Airlines Logo
7:30 a.m. - 1:10 a.m.
YUL
-
GUM
26h 40m2 stops
Multiple Airlines Logo
2:40 a.m. - 9:00 p.m.
GUM
-
YUL
33h 20m2 stops
C$ 2,216Multiple Airlines
Sun, 8 Feb - Sat, 14 Feb
Multiple Airlines Logo
7:30 a.m. - 1:10 a.m.
YUL
-
GUM
26h 40m2 stops
Multiple Airlines Logo
2:40 a.m. - 7:05 a.m.
GUM
-
YUL
42h 25m3 stops
C$ 2,219Multiple Airlines
Fri, 20 Feb - Sun, 15 Mar
Multiple Airlines Logo
7:30 a.m. - 1:10 a.m.
YUL
-
GUM
27h 40m2 stops
Multiple Airlines Logo
2:40 a.m. - 7:10 a.m.
GUM
-
YUL
42h 30m3 stops
C$ 2,220Multiple Airlines
Sun, 8 Mar - Thu, 19 Mar
Delta Logo
6:12 p.m. - 11:05 p.m.
YYZ
-
GUM
37h 53m2 stops
Delta Logo
1:00 a.m. - 11:11 p.m.
GUM
-
YYZ
37h 11m2 stops
C$ 2,283Delta
Sun, 1 Mar - Wed, 4 Mar
Philippine Airlines Logo
6:45 p.m. - 4:00 a.m.
YYZ
-
GUM
42h 15m2 stops
Philippine Airlines Logo
5:45 a.m. - 6:10 a.m.
GUM
-
YYZ
39h 25m2 stops
C$ 2,624Philippine Airlines
Sun, 1 Mar - Thu, 5 Mar
United Airlines Logo
6:52 a.m. - 6:05 p.m.
YOW
-
GUM
21h 13m2 stops
United Airlines Logo
7:30 p.m. - 11:45 p.m.
GUM
-
YOW
42h 15m2 stops
C$ 2,792United Airlines
Tue, 9 Jun - Sat, 13 Jun
United Airlines Logo
6:52 a.m. - 6:05 p.m.
YOW
-
GUM
21h 13m2 stops
United Airlines Logo
7:30 p.m. - 6:42 p.m.
GUM
-
YOW
37h 12m2 stops
C$ 2,796United Airlines
Tue, 9 Jun - Sat, 13 Jun

Philippine Airlines flights from Region of Ontario to Guam

Our best Philippine Airlines deals on Region of Ontario to Guam flight tickets
Philippine Airlines
6 Mar
YYZ6:45 p.m.Toronto Pearson Intl
42h 15m
2 stops
GUM4:00 a.m.Tamuning Guam Intl
11 Mar
GUM5:45 a.m.Tamuning Guam Intl
31h 25m
1 stop
YYZ11:10 p.m.Toronto Pearson Intl
C$ 2,592
Philippine Airlines
1 Mar
YYZ6:45 p.m.Toronto Pearson Intl
42h 15m
2 stops
GUM4:00 a.m.Tamuning Guam Intl
5 Mar
GUM5:45 a.m.Tamuning Guam Intl
39h 25m
2 stops
YYZ6:10 a.m.Toronto Pearson Intl
C$ 2,624

Delta flights from Region of Ontario to Guam

Our best Delta deals on Region of Ontario to Guam flight tickets
Delta
23 Feb
YUL2:40 p.m.Montreal Pierre Elliott Trudeau Intl
41h 25m
2 stops
GUM11:05 p.m.Tamuning Guam Intl
3 Mar
GUM1:00 a.m.Tamuning Guam Intl
37h 45m
2 stops
YUL11:45 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 2,119
Delta
1 Mar
YYZ6:12 p.m.Toronto Pearson Intl
37h 53m
2 stops
GUM11:05 p.m.Tamuning Guam Intl
4 Mar
GUM1:00 a.m.Tamuning Guam Intl
37h 11m
2 stops
YYZ11:11 p.m.Toronto Pearson Intl
C$ 2,283
Delta
6 Mar
YYZ6:10 a.m.Toronto Pearson Intl
25h 55m
2 stops
GUM11:05 p.m.Tamuning Guam Intl
11 Mar
GUM4:50 p.m.Tamuning Guam Intl
36h 18m
2 stops
YYZ3:08 p.m.Toronto Pearson Intl
C$ 2,516

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 12 January 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

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Mon 23/2

7:30 a.m.-1:10 a.m.

2 stops26h 40m

Tamuning Guam Intl

Tue 3/3

2:40 a.m.-9:00 p.m.

3 stops33h 20m

C$ 2,082

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Mon 23/2

6:00 a.m.-1:10 a.m.

3 stops28h 10m

Tamuning Guam Intl

Tue 3/3

2:40 a.m.-9:00 p.m.

3 stops33h 20m

C$ 2,096

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Mon 23/2

2:40 p.m.-11:05 p.m.

2 stops41h 25m

Tamuning Guam Intl

Tue 3/3

1:00 a.m.-11:45 p.m.

2 stops37h 45m

C$ 2,119

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Sun 8/2

7:30 a.m.-1:10 a.m.

2 stops26h 40m

Tamuning Guam Intl

Sat 14/2

2:40 a.m.-9:00 p.m.

2 stops33h 20m

C$ 2,216

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Fri 20/2

7:30 a.m.-1:10 a.m.

2 stops26h 40m

Tamuning Guam Intl

Sun 15/3

2:40 a.m.-7:05 a.m.

3 stops42h 25m

C$ 2,219

MontrealTamuning

YUL - GUM

YULGUM

Montreal Pierre Elliott Trudeau Intl

Sun 8/3

7:30 a.m.-1:10 a.m.

2 stops27h 40m

Tamuning Guam Intl

Thu 19/3

2:40 a.m.-7:10 a.m.

3 stops42h 30m

C$ 2,220

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Sun 1/3

6:12 p.m.-11:05 p.m.

2 stops37h 53m

Tamuning Guam Intl

Wed 4/3

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

2 stops37h 11m

C$ 2,283

TorontoTamuning

YYZ - GUM

YYZGUM

Toronto Pearson Intl

Sun 1/3

6:45 p.m.-4:00 a.m.

2 stops42h 15m

Tamuning Guam Intl

Thu 5/3

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

2 stops39h 25m

C$ 2,624

OttawaTamuning

YOW - GUM

YOWGUM

Ottawa

Tue 9/6

6:52 a.m.-6:05 p.m.

2 stops21h 13m

Tamuning Guam Intl

Sat 13/6

7:30 p.m.-11:45 p.m.

2 stops42h 15m

C$ 2,792

OttawaTamuning

YOW - GUM

YOWGUM

Ottawa

Tue 9/6

6:52 a.m.-6:05 p.m.

2 stops21h 13m

Tamuning Guam Intl

Sat 13/6

7:30 p.m.-6:42 p.m.

2 stops37h 12m

C$ 2,796

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Guam from

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 Ottawa or Toronto, and flying into Guam, then you can expect flight times to average 21h 13m and 25h 55m, 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

Fastest flight time

21h 13m

Direct flights

None
The fastest flight from Region of Ontario to Guam takes 21h 13m
There are no direct flights from Region of Ontario to Guam. There are no popular flight routes from Region of Ontario to Guam.
Search flight deals

  • 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 Cities in Guam

Popular flights according to clicks in the last 7 days on momondo
Flights to Tamuningfrom C$ 1,565