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Cheap flights from Ontario (ONT) to Tamuning (GUM) from $1,093

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/20. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — GUM
May 19 — May 261
From?
To?
Sun 5/19
Sun 5/26
1 adult, Economy
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Cheap flight deals from Ontario to Tamuning

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Tamuning (GUM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 14, 2024.

Popular in

July

Cheapest in

December

Round-trip from

$1,938

One-way from

$1,582
High demand for flights, 21% potential price rise
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Best time to find cheap flights, 17% potential price drop
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From Ontario to Tamuning Guam Intl
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One-way flight from Ontario to Tamuning Guam Intl
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What is the cheapest day to fly round-trip from Ontario to Tamuning?

Tuesday is generally a great day to depart. Flying on this day could help you save up to 27%.

How far in advance should I book a flight from Ontario to Tamuning?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 45 days in advance, which can save you up to 155% on flights from Ontario to Tamuning compared to booking the week you need them. Waiting 45 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $2,144. For sooner than that we have options available in the next 3 days from $2,144.

What is the cheapest month to fly from Ontario to Tamuning?

April is one of the best times of the year to fly to Tamuning from Ontario. Prices for April average $1,870 per person but you can even find prices for as low as $670. The most expensive prices can be found in the month of June. Opting for a April flight can save you 9% on your journey compared to booking in June

When is the cheapest time to fly from Ontario to Tamuning (ONT - GUM)?

When flying from Ontario to Tamuning, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap United Airlines flights from Ontario to Tamuning

Explore cheap flight options specifically provided by United Airlines for the route between Ontario and Tamuning. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,632,958 searches. Data last updated May 14, 2024.
Mon 5/206:00 amONT - GUM
2 stops19h 15mUnited Airlines
Wed 5/225:00 pmGUM - ONT
2 stops46h 27mUnited Airlines
Deal found 5/13$1,093
Mon 5/206:00 amONT - GUM
2 stops19h 15mUnited Airlines
Wed 5/225:00 pmGUM - ONT
2 stops46h 27mUnited Airlines
Deal found 5/13$1,351
Mon 9/307:18 amONT - GUM
2 stops17h 47mUnited Airlines
Sat 11/307:25 amGUM - ONT
2 stops20h 28mUnited Airlines
Deal found 5/14$1,916
Tue 8/136:20 amONT - GUM
2 stops18h 45mUnited Airlines
Thu 8/226:55 amGUM - ONT
2 stops22h 37mUnited Airlines
Deal found 5/13$1,966
Wed 7/36:10 amONT - GUM
2 stops18h 55mUnited Airlines
Wed 7/176:55 amGUM - ONT
2 stops22h 20mUnited Airlines
Deal found 5/13$2,306
Mon 6/176:20 amONT - GUM
2 stops29h 25mUnited Airlines
Sun 6/307:10 pmGUM - ONT
2 stops39h 43mUnited Airlines
Deal found 5/14$2,346
Sat 6/296:10 amONT - GUM
2 stops18h 55mUnited Airlines
Sat 7/136:55 amGUM - ONT
2 stops22h 20mUnited Airlines
Deal found 5/12$2,406

Cheap Ontario to Tamuning flights in May & June 2024

Find cheap flight options from Ontario to Tamuning specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,632,958 searches. Prices were last updated on May 14, 2024.
Mon 5/206:00 amONT - GUM
2 stops19h 15mUnited Airlines
Wed 5/225:00 pmGUM - ONT
2 stops46h 27mUnited Airlines
Deal found 5/13$1,093
Mon 5/206:00 amONT - GUM
2 stops19h 15mUnited Airlines
Wed 5/225:00 pmGUM - ONT
2 stops46h 27mUnited Airlines
Deal found 5/13$1,351
Fri 5/1710:42 amONT - GUM
2 stops62h 33mUnited Airlines
Tue 5/215:00 pmGUM - ONT
2 stops47h 04mUnited Airlines
Deal found 5/13$1,784
Mon 6/176:20 amONT - GUM
2 stops29h 25mUnited Airlines
Sun 6/307:10 pmGUM - ONT
2 stops39h 43mUnited Airlines
Deal found 5/14$2,346
Sat 6/296:10 amONT - GUM
2 stops18h 55mUnited Airlines
Sat 7/136:55 amGUM - ONT
2 stops22h 20mUnited Airlines
Deal found 5/12$2,406
Fri 5/1711:59 pmONT - GUM
2 stops45h 16mMultiple Airlines
Tue 5/215:55 amGUM - ONT
3 stops81h 15mMultiple Airlines
Deal found 5/13$3,076
Fri 5/1710:29 pmONT - GUM
3 stops46h 46mMultiple Airlines
Tue 5/215:55 amGUM - ONT
3 stops79h 13mMultiple Airlines
Deal found 5/13$3,606

Ontario to Tamuning 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Tamuning in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,632,958 searches. Data last updated May 14, 2024.
Mon 5/206:00 amONT - GUM
2 stops19h 15mUnited Airlines
Wed 5/225:00 pmGUM - ONT
2 stops46h 27mUnited Airlines
Deal found 5/13$1,093
Mon 5/206:00 amONT - GUM
2 stops19h 15mUnited Airlines
Wed 5/225:00 pmGUM - ONT
2 stops46h 27mUnited Airlines
Deal found 5/13$1,351
Fri 5/1710:42 amONT - GUM
2 stops62h 33mUnited Airlines
Tue 5/215:00 pmGUM - ONT
2 stops47h 04mUnited Airlines
Deal found 5/13$1,784
Wed 11/66:00 amONT - GUM
2 stops18h 50mUnited Airlines
Fri 11/297:25 amGUM - ONT
2 stops20h 28mUnited Airlines
Deal found 5/13$1,916
Tue 8/136:20 amONT - GUM
2 stops18h 45mUnited Airlines
Thu 8/226:55 amGUM - ONT
2 stops22h 37mUnited Airlines
Deal found 5/13$1,966
Mon 11/116:00 amONT - GUM
2 stops18h 50mUnited Airlines
Sat 11/167:25 amGUM - ONT
2 stops20h 28mUnited Airlines
Deal found 5/13$2,226
Wed 7/36:10 amONT - GUM
2 stops18h 55mUnited Airlines
Wed 7/176:55 amGUM - ONT
2 stops22h 20mUnited Airlines
Deal found 5/13$2,306
Mon 6/176:20 amONT - GUM
2 stops29h 25mUnited Airlines
Sun 6/307:10 pmGUM - ONT
2 stops39h 43mUnited Airlines
Deal found 5/14$2,346
Sat 6/296:10 amONT - GUM
2 stops18h 55mUnited Airlines
Sat 7/136:55 amGUM - ONT
2 stops22h 20mUnited Airlines
Deal found 5/12$2,406

Ontario to Tamuning flights leaving soon

Find last-minute flight options from Ontario to Tamuning for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,632,958 searches. Data last updated May 14, 2024.
Mon 5/206:00 amONT - GUM
2 stops19h 15mUnited Airlines
Wed 5/225:00 pmGUM - ONT
2 stops46h 27mUnited Airlines
Deal found 5/13$1,093
Mon 5/206:00 amONT - GUM
2 stops19h 15mUnited Airlines
Wed 5/225:00 pmGUM - ONT
2 stops46h 27mUnited Airlines
Deal found 5/13$1,351

One-way flights to Tamuning from Ontario

Search for one-way flight options from Ontario to Tamuning. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,632,958 searches. Data last updated May 14, 2024.
Tue 9/107:40 amONT - GUM
2 stops28h 05mUnited Airlines
Deal found 5/12$1,582
Tue 6/115:15 amONT - GUM
2 stops23h 55mUnited Airlines
Deal found 5/12$1,584

Find flights from Ontario to Tamuning within your budget

Customize your flight search to find flights from Ontario to Tamuning 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 2,632,958 searches. Data last updated May 14, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,916 - $2,406

Route

Depart

Return

Price

OntarioTamuning Guam Intl

ONT - GUM

ONTGUM

Ontario

Mon 9/30

2 stops17h 47m

Tamuning Guam Intl

Sat 11/30

2 stops20h 28m

$1,916

OntarioTamuning Guam Intl

ONT - GUM

ONTGUM

Ontario

Tue 8/13

2 stops18h 45m

Tamuning Guam Intl

Thu 8/22

2 stops22h 37m

$1,966

OntarioTamuning Guam Intl

ONT - GUM

ONTGUM

Ontario

Wed 7/3

2 stops18h 55m

Tamuning Guam Intl

Wed 7/17

2 stops22h 20m

$2,306

OntarioTamuning Guam Intl

ONT - GUM

ONTGUM

Ontario

Mon 6/17

2 stops29h 25m

Tamuning Guam Intl

Sun 6/30

2 stops39h 43m

$2,346

OntarioTamuning Guam Intl

ONT - GUM

ONTGUM

Ontario

Sat 6/29

2 stops18h 55m

Tamuning Guam Intl

Sat 7/13

2 stops22h 20m

$2,406

Flights are sorted by cheapest first

Deals found on 5/14

When is the cheapest time to fly from Ontario to Tamuning?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Tamuning. Price data was last updated on May 12, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ontario to Tamuning flight should consider departing on Wednesday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Tamuning by month

Plan your trip from Ontario to Tamuning by taking into account the cheapest months to travel. The average price of a one-way flight from Ontario to Tamuning is currently $1,583 while a round-trip flight costs $2,188. Price data was last updated on May 12, 2024.

Currently, February is the cheapest month in which you can book a flight from Ontario to Tamuning (average of $1,938). Flying from Ontario to Tamuning in July is currently the most expensive (average of $2,255). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$1,962

February

$1,938

March

$2,038

April

$2,095

May

$2,171

June

$2,167

July

$2,255

August

$2,114

September

$2,015

October

$1,953

November

$1,994

December

$2,078

Temperature and rainfall in Tamuning by month

Plan your trip to Tamuning by taking into account the average temperature and rainfall totals by month.

GUM

Temperature

80.6 - 82.4 °F

Reviews of airlines servicing Tamuning

Get insights into the airlines that provide service to Tamuning. 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 Tamuning. Reviews last updated May 14, 2024.
United Airlines
7.4
Good
10,959 reviews
Check prices

Comfort

7.2

Entertainment

7.1

Food

6.7

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 10

I slept most of the way to Guam. So I didn't have the meal or watch the entertainment.

United Airlines
7.4
Good
10,959 reviews
United Airlines
7.4
Good
10,959 reviews
Check prices

Comfort

7.2

Entertainment

7.1

Food

6.7

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 10

I slept most of the way to Guam. So I didn't have the meal or watch the entertainment.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Tamuning. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Ontario to Tamuning for under $2,000 on Cheapflights?

    Yes, there are multiple flights from Ontario to Tamuning for under $2,000. The cheapest flight booked recently is on United Airlines for just $1,916, but on average you can expect to pay $2,188.

  • Are there last-minute flights available from Ontario to Tamuning for under $1,100?

    There are currently 2+ open flights from Ontario to Tamuning within the next 7 days for less than $1,100.

  • What is the cheapest airline to fly from Ontario to Tamuning round-trip?

    United Airlines, at $1,916, was found to be the cheapest airline from Ontario to Tamuning.. United Airlines is priced at 12% lower than the current average price of a flight leaving 3 months from now.

  • What does ONT to GUM mean?

    Ontario Airport is ONT and Tamuning Guam Intl Airport is GUM. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Ontario to Tamuning that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Tamuning flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Tamuning with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Tamuning flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Ontario to Tamuning that include hotel bookings?

    Yes. In addition to deals on Ontario to Tamuning flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Tamuning?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Tamuning.

  • Can I find deals for business class flights from Ontario to Tamuning?

    Yes. Cheapflights offers flight deals from Ontario to Tamuning by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Ontario to Tamuning that allow pets onboard?

    Many airlines flying from Ontario to Tamuning offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Tamuning?

    Yes, you can often find last-minute deals on Ontario to Tamuning flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Tamuning flight deals updated?

    The Ontario to Tamuning flight deals you see on this page were last updated on 5/14.

See more FAQs

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Alternative routes for Ontario to Tamuning
See prices for flight routes from nearby airports that may be better suited for you.

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Top airline flying from Ontario to Tamuning

Discover the top airline that operate flights from Ontario to Tamuning. 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 2,632,958 searches. Data last updated May 14, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,794Average$2,328FlexibilityNo cancel feeOn-time69%
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Search flights from Ontario to Tamuning by cabin class

Find flights from Ontario to Tamuning, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Tamuning?

When you search for this flight from Ontario to Tamuning, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Tamuning?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to Tamuning for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ontario to Tamuning with no change fees?

Certainly. Search results for flights to Tamuning from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ontario to Tamuning become cheaper?

Not ready to book yet? You can track prices for flights from Ontario to Tamuning on Cheapflights with our Price Alert feature and get notified when better prices are available.

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