HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Tamuning

$1,677+ Cheap flights from Chicago (CHI) to Tamuning (GUM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/13. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — GUM
may. 4 — may. 111
dom. 5/4
dom. 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chicago to Tamuning with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Chicago to Tamuning

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 abril 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$2,137
(United Airlines)

One-way from

$1,677
(Delta)

Popular in

July

Cheapest in

May

Average price

$2,485
Provider with most accurate pricing for Chicago (CHI)-Tamuning Guam Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Tamuning Guam Intl flights.
Search Deals
From Chicago (CHI) to Tamuning Guam Intl
Search Deals
One-way flight from Chicago (CHI) to Tamuning Guam Intl
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($85 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Chicago to Tamuning

Cheapest flights from Chicago to Tamuning
Explore the most affordable flight options available from Chicago to Tamuning. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 29, 2025.

This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/29:30 amORD - GUM
1 stop17h 35mUnited Airlines
sáb. 10/117:10 amGUM - ORD
2 stops20h 10mUnited Airlines
Deal found 4/28$1,967
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/16:00 amORD - GUM
2 stops40h 35mDelta
mar. 1/134:50 pmGUM - ORD
2 stops46h 54mDelta
Deal found 4/28$1,983
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/16:00 amMDW - GUM
2 stops40h 35mDelta
sáb. 1/174:50 pmGUM - MDW
2 stops35h 45mDelta
Deal found 4/28$2,528

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago 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 2,558,603 searches. Data last updated abril 29, 2025.
Use the filters below to find and compare flights from Chicago to Tamuning that are best for you.

Fly from

Chicago

Fly to

Tamuning

Route

Depart

Return

Price

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

jue. 10/2

9:30 am-6:05 pm

1 stop17h 35m

Tamuning Guam Intl

sáb. 10/11

7:10 am-12:20 pm

2 stops20h 10m

$1,967

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

jue. 6/12

7:09 am-3:15 pm

2 stops41h 06m

Tamuning Guam Intl

jue. 6/19

5:00 pm-10:09 pm

2 stops44h 09m

$2,248

ChicagoTamuning

MDW - GUM

MDWGUM

Chicago Midway

vie. 8/8

9:25 am-3:15 pm

2 stops38h 50m

Tamuning Guam Intl

dom. 8/17

5:00 pm-9:47 pm

2 stops43h 47m

$2,632

ChicagoTamuning

MDW - GUM

MDWGUM

Chicago Midway

vie. 6/13

9:21 am-3:15 pm

2 stops38h 54m

$1,677

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

vie. 6/13

7:05 am-3:15 pm

2 stops41h 10m

$1,677

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

jue. 6/12

6:00 am-6:05 pm

2 stops21h 05m

$1,776

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Compare providers for flights from Chicago to Tamuning

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Tamuning in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Tamuning flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Chicago-Tamuning flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Chicago-Tamuning flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Tamuning flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Tamuning flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Chicago to Tamuning

Have a flexible travel schedule? Discover the best time to fly to Tamuning from Chicago 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 Chicago to Tamuning

What is the cheapest time of day to fly from CHI to GUM?

Find hourly flight availability from Chicago to Tamuning. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 29, 2025.

One of the essential ways to save on airfare from Chicago to Tamuning is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 8% on airfare.

Rainfall in Tamuning by month

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

In terms of precipitation, rainfall in Tamuning 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 Tamuning when rainfall is around 2.6 in.

Temperature in Tamuning by month

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

If weather is an important factor for your trip to Tamuning, 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).

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 abril 29, 2025.
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Tamuning. 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 into for flights to Tamuning from Chicago?

    For a flight from Chicago to Tamuning, you will be flying into Guam Intl. Tamuning Guam Intl (GUM) is just 1.1 mi from the center of the city. Guam Intl is the only Tamuning airport and it handles 0 inbound flights from Chicago per day. 1 airline has flights to Tamuning Guam Intl from Chicago on a regular basis.

  • What are the cheapest airlines flying from Chicago to Tamuning round-trip?

    According to our current data, United Airlines ($2,137), and Delta ($2,248) offers the cheapest pricing from Chicago to Tamuning. United Airlines is currently priced 5% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago 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.

  • What is the cheapest month to book a flight from Chicago to Tamuning?

    Currently, January is the cheapest month in which you can book a flight from Chicago to Tamuning (average of $1,977). Flying from Chicago to Tamuning 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

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

Alternative routes for Chicago to Tamuning

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Tamuning flights
Midway to Tamuning flights
St. Louis to Tamuning flights

Top airline flying from Chicago to Tamuning

Discover the top airline that operate flights from Chicago 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 2,558,603 searches. Data last updated abril 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,916Average$2,202FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.