What is the cheapest month to book a flight from Philadelphia to Guam?

Currently, January is the cheapest month in which you can book a flight from Philadelphia to Guam (average of $1,977). Flying from Philadelphia to Guam in May is currently the most expensive (average of $2,214). 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.

In terms of precipitation, rainfall in Guam ranges from 2.6 - 14.4 inches per month. August is typically the wettest month, when rainfall can reach 14.4 in. March is typically the driest time to visit Guam when rainfall is around 2.6 in.

If weather is an important factor for your trip to Guam, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

What is the cheapest time of day to fly from PHL to GU?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to Guam as you normally would.

What airport do you fly from for flights from Philadelphia to Guam?

For a flight from Philadelphia to Guam, you will be flying from Philadelphia. Philadelphia (PHL) is just 7.0 mi from the center of the city.

Can I find deals for flights from Philadelphia to Guam that include hotel bookings?

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

How can I find direct flights from Philadelphia to Guam?

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

Can I find deals for business class flights from Philadelphia to Guam?

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

$1,409+ Flights from Philadelphia to Guam

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Cheap flight deals from Philadelphia to Guam

Round-trip from	$1,409 (United Airlines)

From Philadelphia to Guam

Search Deals

Find flight deals from Philadelphia to Guam

Cheapest flights from Philadelphia to Guam
Explore the most affordable flight options available from Philadelphia to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

mié. 11/196:31 pmPHL - GUM

3 stops54h 14mUnited Airlines

dom. 11/237:25 amGUM - PHL

2 stops23h 17mUnited Airlines

Deal found 7/29

$1,409

mié. 8/275:25 amPHL - GUM

2 stops28h 45mDelta

mar. 9/21:55 amGUM - PHL

2 stops35h 12mDelta

Deal found 7/30

$2,153

Best flights from Philadelphia to Guam
Discover carefully curated flight deals from Philadelphia to Guam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 31, 2025.

mié. 11/196:31 pmPHL - GUM

3 stops54h 14mUnited Airlines

dom. 11/237:25 amGUM - PHL

2 stops23h 17mUnited Airlines

Deal found 7/29

$1,409

mié. 8/275:25 amPHL - GUM

2 stops28h 45mDelta

mar. 9/21:55 amGUM - PHL

2 stops35h 12mDelta

Deal found 7/30

$2,153

Last-minute flights from Philadelphia to Guam
Discover last-minute flight deals from Philadelphia to Guam. Data last updated julio 31, 2025 and is based on user searches.

dom. 8/176:30 amPHL - GUM

2 stops21h 35mUnited Airlines

vie. 8/227:15 amGUM - PHL

2 stops24h 13mUnited Airlines

Deal found 7/31

$2,128

mié. 8/275:25 amPHL - GUM

2 stops28h 45mDelta

mar. 9/21:55 amGUM - PHL

2 stops35h 12mDelta

Deal found 7/30

$2,153

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaTamuning

PHL - GUM

PHLGUM

Philadelphia

mié. 11/19

6:31 pm-3:45 pm

3 stops54h 14m

Tamuning Guam Intl

dom. 11/23

7:25 am-3:42 pm

2 stops23h 17m

$1,409

PhiladelphiaTamuning

PHL - GUM

PHLGUM

Philadelphia

mié. 8/27

5:25 am-12:10 am

2 stops28h 45m

Tamuning Guam Intl

mar. 9/2

1:55 am-11:07 pm

2 stops35h 12m

$2,153

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Philadelphia to Guam

Have a flexible travel schedule? Discover the best time to fly to Guam from Philadelphia with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Guam

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Guam

Get a feel of what it's like to fly with Delta and United Airlines from Philadelphia to Guam by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,981 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,981 reviews

Delta

8.0

Very good

7,981 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,900 reviews

Delta

8.0

Very good

7,981 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What airport do you fly from for flights from Philadelphia to Guam?
For a flight from Philadelphia to Guam, you will be flying from Philadelphia. Philadelphia (PHL) is just 7.0 mi from the center of the city.
Can I find deals for flights from Philadelphia to Guam that include hotel bookings?
Yes. In addition to deals on Philadelphia to Guam flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Philadelphia to Guam?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Guam.
Can I find deals for business class flights from Philadelphia to Guam?
Yes. Cheapflights offers flight deals from Philadelphia to Guam by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Philadelphia to Guam?
Currently, January is the cheapest month in which you can book a flight from Philadelphia to Guam (average of $1,977). Flying from Philadelphia to Guam in May is currently the most expensive (average of $2,214). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Philadelphia to Guam

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Top airline flying from Philadelphia to Guam

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$2,016	Average$2,406	FlexibilityNo cancel fee	On-time69%

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$1,409+ Cheap flights from Philadelphia (PHL) to Guam

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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Philadelphia to Guam with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Philadelphia to Guam

Keep the following information in mind while searching for Philadelphia to Guam flight deals. Data was last updated julio 31, 2025.

Round-trip from

Find flight deals from Philadelphia to Guam

Cheapest flights from Philadelphia to GuamExplore the most affordable flight options available from Philadelphia to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

Explore the most affordable flight options available from Philadelphia to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Philadelphia to Guam that are best for you.

Best time to book a flight from Philadelphia to Guam

Have a flexible travel schedule? Discover the best time to fly to Guam from Philadelphia with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Guam

Reviews of airlines servicing Guam

Get insights into the airlines that provide service to Guam. 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 Guam. Reviews last updated julio 31, 2025.

Get a feel of what it's like to fly with Delta and United Airlines from Philadelphia to Guam by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What airport do you fly from for flights from Philadelphia to Guam?

Can I find deals for flights from Philadelphia to Guam that include hotel bookings?

How can I find direct flights from Philadelphia to Guam?

Can I find deals for business class flights from Philadelphia to Guam?

What is the cheapest month to book a flight from Philadelphia to Guam?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Philadelphia to Guam

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Philadelphia to Guam

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Philadelphia to Guam
Explore the most affordable flight options available from Philadelphia to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.