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Cheap flights from Ontario to Guayaquil from $237

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 Guayaquil departing on 9/8. 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 Guayaquil

Cheap round-trip flights

United Airlines Logo
6:00 am - 1:34 pmONT-GYE
28h 34m2 stops
United Airlines Logo
2:35 pm - 9:49 pmGYE-ONT
34h 14m2 stops
$587United Airlines
Find Deal
Wed, Nov 26 - Thu, Dec 4
United Airlines Logo
6:00 am - 11:15 amONT-GYE
27h 15m2 stops
United Airlines Logo
8:32 am - 5:37 pmGYE-ONT
35h 05m2 stops
$593United Airlines
Find Deal
Mon, Aug 25 - Mon, Sep 1
Logo
6:05 am - 2:25 pmONT-GYE
29h 20m2 stops
Logo
12:21 pm - 4:12 pmGYE-ONT
30h 51m2 stops
$595
Find Deal
Sun, Nov 16 - Wed, Nov 26
United Airlines Logo
6:04 am - 2:05 amONT-GYE
18h 01m2 stops
United Airlines Logo
3:15 am - 9:25 pmGYE-ONT
20h 10m2 stops
$597United Airlines
Find Deal
Wed, Aug 27 - Tue, Sep 2
United Airlines Logo
6:00 am - 1:46 pmONT-GYE
29h 46m2 stops
United Airlines Logo
2:44 pm - 12:37 pmGYE-ONT
47h 53m2 stops
$603United Airlines
Find Deal
Wed, Oct 15 - Sat, Oct 25
Avianca Logo
11:25 pm - 5:20 pmONT-GYE
15h 55m2 stops
Avianca Logo
3:35 am - 9:55 pmGYE-ONT
20h 20m2 stops
$736Avianca
Find Deal
Thu, Aug 28 - Mon, Sep 15
Avianca Logo
11:25 pm - 5:20 pmONT-GYE
15h 55m2 stops
Avianca Logo
3:15 am - 9:55 pmGYE-ONT
20h 40m1 stop
$743Avianca
Find Deal
Sat, Aug 16 - Sat, Aug 30
Logo
11:25 pm - 10:23 pmONT-GYE
20h 58m3 stops
Logo
6:10 am - 9:55 pmGYE-ONT
17h 45m3 stops
$809
Find Deal
Sat, Aug 16 - Sun, Aug 31
LATAM Airlines Logo
7:05 am - 10:23 pmONT-GYE
13h 18m2 stops
LATAM Airlines Logo
8:56 pm - 10:42 amGYE-ONT
15h 46m2 stops
$1,968LATAM Airlines
Find Deal
Fri, Sep 19 - Mon, Sep 29
LATAM Airlines Logo
7:05 am - 10:23 pmONT-GYE
13h 18m2 stops
LATAM Airlines Logo
8:56 pm - 10:42 amGYE-ONT
15h 46m2 stops
$1,995LATAM Airlines
Find Deal
Fri, Sep 19 - Mon, Sep 29

LATAM Airlines flights from Ontario to Guayaquil

Our best LATAM Airlines deals on Ontario to Guayaquil flight tickets
LATAM Airlines
Sep 19
ONT7:05 amOntario
13h 18m
2 stops
GYE10:23 pmGuayaquil Jose Joaquin de Olmedo
Sep 29
GYE8:56 pmGuayaquil Jose Joaquin de Olmedo
15h 46m
2 stops
ONT10:42 amOntario
$1,968
Find similar
LATAM Airlines
Sep 19
ONT7:05 amOntario
13h 18m
2 stops
GYE10:23 pmGuayaquil Jose Joaquin de Olmedo
Sep 29
GYE8:56 pmGuayaquil Jose Joaquin de Olmedo
15h 46m
2 stops
ONT10:42 amOntario
$1,995
Find similar
LATAM Airlines
Aug 23
ONT7:05 amOntario
13h 18m
2 stops
GYE10:23 pmGuayaquil Jose Joaquin de Olmedo
Sep 3
GYE8:25 pmGuayaquil Jose Joaquin de Olmedo
16h 10m
2 stops
ONT10:35 amOntario
$2,266
Find similar

Avianca flights from Ontario to Guayaquil

Our best Avianca deals on Ontario to Guayaquil flight tickets
Avianca
Aug 5
ONT11:25 pmOntario
15h 55m
2 stops
GYE5:20 pmGuayaquil Jose Joaquin de Olmedo
Aug 12
GYE4:15 amGuayaquil Jose Joaquin de Olmedo
19h 40m
2 stops
ONT9:55 pmOntario
$729
Find similar
Avianca
Aug 7
ONT11:25 pmOntario
15h 55m
2 stops
GYE5:20 pmGuayaquil Jose Joaquin de Olmedo
Aug 19
GYE8:50 amGuayaquil Jose Joaquin de Olmedo
15h 05m
2 stops
ONT9:55 pmOntario
$733
Find similar
Avianca
Aug 28
ONT11:25 pmOntario
15h 55m
2 stops
GYE5:20 pmGuayaquil Jose Joaquin de Olmedo
Sep 15
GYE3:35 amGuayaquil Jose Joaquin de Olmedo
20h 20m
2 stops
ONT9:55 pmOntario
$736
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Guayaquil 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 832,500 searches. Data last updated July 30, 2025.
Use the filters below to find and compare flights from Ontario to Guayaquil that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioGuayaquil

ONT - GYE

ONTGYE

Ontario

Wed 11/26

6:00 am-1:34 pm

2 stops28h 34m

Guayaquil Jose Joaquin de Olmedo

Thu 12/4

2:35 pm-9:49 pm

2 stops34h 14m

$587

OntarioGuayaquil

ONT - GYE

ONTGYE

Ontario

Mon 8/25

6:00 am-11:15 am

2 stops27h 15m

Guayaquil Jose Joaquin de Olmedo

Mon 9/1

8:32 am-5:37 pm

2 stops35h 05m

$593

OntarioGuayaquil

ONT - GYE

ONTGYE

Ontario

Sun 11/16

6:05 am-2:25 pm

2 stops29h 20m

Guayaquil Jose Joaquin de Olmedo

Wed 11/26

12:21 pm-4:12 pm

2 stops30h 51m

$595

OntarioGuayaquil

ONT - GYE

ONTGYE

Ontario

Wed 8/27

6:04 am-2:05 am

2 stops18h 01m

Guayaquil Jose Joaquin de Olmedo

Tue 9/2

3:15 am-9:25 pm

2 stops20h 10m

$597

OntarioGuayaquil

ONT - GYE

ONTGYE

Ontario

Wed 10/15

6:00 am-1:46 pm

2 stops29h 46m

Guayaquil Jose Joaquin de Olmedo

Sat 10/25

2:44 pm-12:37 pm

2 stops47h 53m

$603

OntarioGuayaquil

ONT - GYE

ONTGYE

Ontario

Thu 8/28

11:25 pm-5:20 pm

2 stops15h 55m

Guayaquil Jose Joaquin de Olmedo

Mon 9/15

3:35 am-9:55 pm

2 stops20h 20m

$736

OntarioGuayaquil

ONT - GYE

ONTGYE

Ontario

Sat 8/16

11:25 pm-5:20 pm

2 stops15h 55m

Guayaquil Jose Joaquin de Olmedo

Sat 8/30

3:15 am-9:55 pm

1 stop20h 40m

$743

OntarioGuayaquil

ONT - GYE

ONTGYE

Ontario

Sat 8/16

11:25 pm-10:23 pm

3 stops20h 58m

Guayaquil Jose Joaquin de Olmedo

Sun 8/31

6:10 am-9:55 pm

3 stops17h 45m

$809

OntarioGuayaquil

ONT - GYE

ONTGYE

Ontario

Fri 9/19

7:05 am-10:23 pm

2 stops13h 18m

Guayaquil Jose Joaquin de Olmedo

Mon 9/29

8:56 pm-10:42 am

2 stops15h 46m

$1,968

OntarioGuayaquil

ONT - GYE

ONTGYE

Ontario

Fri 9/19

7:05 am-10:23 pm

2 stops13h 18m

Guayaquil Jose Joaquin de Olmedo

Mon 9/29

8:56 pm-10:42 am

2 stops15h 46m

$1,995

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Guayaquil from

How to get the cheapest flight ticket from Ontario to Guayaquil

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

What is the cheapest day to depart on your flight to Guayaquil?

The cheapest day to depart from Ontario to Guayaquil is on a Wednesday. Travelers who choose to depart for Guayaquil on a Wednesday will often find tickets for as low as $563. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Guayaquil on Saturday is $666.

What is the cheapest time of day to depart on your flight to Guayaquil?

The cheapest time of day to fly to Guayaquil is at noon when flights can be purchased for as low as $407. Flights to Guayaquil are more costly in the afternoon, with an average ticket price of $991. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Ontario to Guayaquil

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Guayaquil according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Guayaquil (ONT to GYE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Guayaquil

Best Price Found

$237

Fastest flight time

13h 18m

Direct flights

None

Airports in Guayaquil

1 airport
The best one-way flight to Guayaquil from Ontario in the past 72 hours is $237. The best round-trip flight deal from Ontario to Guayaquil found on momondo in the last 72 hours is $587.
The fastest flight from Ontario to Guayaquil takes 13h 18m
There are no direct flights from Ontario to Guayaquil. Popular non-direct route for this connection is Ontario Airport - Guayaquil Jose Joaquin de Olmedo Airport.
There is 1 airport near Guayaquil: Guayaquil Jose Joaquin de Olmedo (GYE)
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  • How far is Ontario to Guayaquil Jose Joaquin de Olmedo by plane?

    Guayaquil Jose Joaquin de Olmedo is 3502.6 mi away from Ontario. In terms of flight time, this usually takes a little over 13h 18m.

  • When did momondo last update prices for flights from Ontario Airport to Guayaquil Jose Joaquin de Olmedo Airport?

    Prices for flights from Ontario Airport to Guayaquil Jose Joaquin de Olmedo Airport were last updated today.

  • How old do you have to be to fly from Ontario Airport to Guayaquil Jose Joaquin de Olmedo Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Guayaquil Jose Joaquin de Olmedo Airport.

  • What documentation or ID do you need to fly to Guayaquil Jose Joaquin de Olmedo Airport?

    The necessary travel and health documents for your Guayaquil Jose Joaquin de Olmedo Airport 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 Guayaquil?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Guayaquil from Ontario.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Guayaquil.

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

If you are not ready to book a flight from Ontario to Guayaquil now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Guayaquil and let you know when they change.

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