$570+ Cheap flights from Seattle (SEA) 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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — GUM
Oct 13 — Oct 201
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Seattle to Guam 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 Seattle to Guam
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seattle to GuamExplore the most affordable flight options available from Seattle to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2026.
Explore the most affordable flight options available from Seattle to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2026.
This flugladen.de deal was found by Cheapflights users on 9/12. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:35 pm -
1 stop33h 00m
Thu 10/85:20 pm -
1 stop37h 20m
Deal found 9/12![Multiple Airlines logo]()
$1,031
This Expedia deal was found by Cheapflights users on 9/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2512:55 pm -
1 stop32h 50m
Sun 11/14:50 pm -
1 stop38h 05m
Deal found 9/10![Multiple Airlines logo]()
$1,104
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/131:20 pm -
1 stop32h 15m
Sun 10/114:40 pm -
1 stop35h 10m
Deal found 9/8![Multiple Airlines logo]()
$1,141
This SmartFares deal was found by Cheapflights users on 9/12. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:20 pm -
1 stop32h 15m
Tue 10/64:40 pm -
1 stop35h 10m
Deal found 9/12![Multiple Airlines logo]()
$1,175
This Priceline deal was found by Cheapflights users on 9/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/81:35 pm -
1 stop33h 00m
Wed 10/142:00 am -
1 stop28h 40m
Deal found 9/9![Multiple Airlines logo]()
$1,183
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/111:20 pm -
1 stop32h 15m
Sun 10/114:40 pm -
1 stop35h 10m
Deal found 9/8![Multiple Airlines logo]()
$1,191
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/111:20 pm -
1 stop32h 15m
Fri 10/164:40 pm -
1 stop35h 10m
Deal found 9/8![Multiple Airlines logo]()
$1,241
This Orbitz deal was found by Cheapflights users on 9/9. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/11:20 pm -
1 stop32h 20m
Sun 11/14:45 pm -
1 stop34h 30m
Deal found 9/9![Multiple Airlines logo]()
$1,242
This Expedia deal was found by Cheapflights users on 9/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/91:20 pm -
1 stop32h 20m
Thu 10/152:00 am -
1 stop28h 40m
Deal found 9/8![Multiple Airlines logo]()
$1,279
This Delta deal was found by Cheapflights users on 9/10. 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.
Tue 11/1012:30 pm -
1 stop18h 30m
Mon 11/162:40 am -
1 stop27h 11m
Deal found 9/10![Delta logo]()
$1,546
Best flights from Seattle to GuamDiscover carefully curated flight deals from Seattle to Guam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
Discover carefully curated flight deals from Seattle to Guam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
This Delta deal was found by Cheapflights users on 9/9. 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.
Thu 3/412:45 pm -
1 stop18h 15m
Wed 3/172:40 am -
1 stop27h 11m
Deal found 9/9![Delta logo]()
$1,546
This Delta deal was found by Cheapflights users on 9/10. 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.
Tue 11/1012:30 pm -
1 stop32h 35m
Tue 11/174:50 pm -
2 stops43h 51m
Deal found 9/10![Delta logo]()
$1,551
This Delta deal was found by Cheapflights users on 9/8. 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.
Mon 11/1612:30 pm -
1 stop32h 35m
Thu 11/262:40 am -
1 stop27h 11m
Deal found 9/8![Delta logo]()
$1,596
Last-minute flights from Seattle to GuamDiscover last-minute flight deals from Seattle to Guam. Data last updated September 13, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Guam. Data last updated September 13, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/111:20 pm -
1 stop32h 15m
Sun 10/114:40 pm -
1 stop35h 10m
Deal found 9/8![Multiple Airlines logo]()
$1,191
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/111:20 pm -
1 stop32h 15m
Fri 10/164:40 pm -
1 stop35h 10m
Deal found 9/8![Multiple Airlines logo]()
$1,241
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/131:20 pm -
1 stop32h 15m
Sun 10/114:40 pm -
1 stop35h 10m
Deal found 9/8![Multiple Airlines logo]()
$1,141
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/141:35 pm -
1 stop21h 00m
Mon 9/285:20 pm -
2 stops54h 46m
Deal found 9/11![Multiple Airlines logo]()
$1,558
This SmartFares deal was found by Cheapflights users on 9/12. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:20 pm -
1 stop32h 15m
Tue 10/64:40 pm -
1 stop35h 10m
Deal found 9/12![Multiple Airlines logo]()
$1,175
This flugladen.de deal was found by Cheapflights users on 9/12. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:35 pm -
1 stop33h 00m
Thu 10/85:20 pm -
1 stop37h 20m
Deal found 9/12![Multiple Airlines logo]()
$1,031
This Orbitz deal was found by Cheapflights users on 9/9. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/11:20 pm -
1 stop32h 20m
Sun 11/14:45 pm -
1 stop34h 30m
Deal found 9/9![Multiple Airlines logo]()
$1,242
This Priceline deal was found by Cheapflights users on 9/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/81:35 pm -
1 stop33h 00m
Wed 10/142:00 am -
1 stop28h 40m
Deal found 9/9![Multiple Airlines logo]()
$1,183
This Expedia deal was found by Cheapflights users on 9/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/91:20 pm -
1 stop32h 20m
Thu 10/152:00 am -
1 stop28h 40m
Deal found 9/8![Multiple Airlines logo]()
$1,279
This Expedia deal was found by Cheapflights users on 9/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2512:55 pm -
1 stop32h 50m
Sun 11/14:50 pm -
1 stop38h 05m
Deal found 9/10![Multiple Airlines logo]()
$1,104
One-way flights from Seattle to GuamSearch for one-way flight options from Seattle to Guam. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
Search for one-way flight options from Seattle to Guam. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/211:20 pm -
1 stop32h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$570
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1511:26 am -
2 stops43h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$606
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/173:51 pm -
2 stops39h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$607
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:20 pm -
1 stop32h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$620
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:36 pm -
3 stops38h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$651
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/301:35 pm -
3 stops41h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$668
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/241:20 pm -
1 stop32h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$670
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:56 pm -
2 stops36h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$699
Find flight deals from Seattle to Guam
Keep the following information in mind while searching for Seattle to Guam flight deals. Data was last updated September 13, 2026.
Round-trip from | $1,031 (flugladen.de) |
|---|---|
One-way from | $570 (Alaska Airlines) |
Popular in | December |
Cheapest in | January |
Average price | $2,193 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle 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, Cheapflights users made 7,457,451 searches. Data last updated September 13, 2026.
Use the filters below to find and compare flights from Seattle to Guam that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Tue 9/22
1:20 pm-2:35 pm
1 stop32h 15m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$620
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Tue 11/17
3:51 pm-2:00 am
3 stops40h 09m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$646
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Wed 9/30
1:35 pm-12:10 am
3 stops41h 35m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$668
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Sun 11/15
3:51 pm-2:00 am
3 stops40h 09m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$673
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Sat 9/19
7:56 pm-1:00 am
2 stops36h 04m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$699
Quickest round-trip
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Sun 9/20
1:35 pm-3:35 am
1 stop21h 00m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$793
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Fri 11/20
12:40 pm-4:00 am
2 stops45h 20m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$938
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Tue 11/17
12:30 pm-3:05 pm
1 stop32h 35m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$1,397
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Wed 9/23
5:45 am-11:55 pm
2 stops25h 10m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$1,401
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Tue 9/22
11:59 pm-11:55 pm
2 stops30h 56m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$1,401
Showing 1-10 of 13 resultsSorted by cheapest first
Best time to book a flight from Seattle to Guam
Have a flexible travel schedule? Discover the best time to fly to Guam from Seattle with our price prediction graph.
SEA-GUM
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 Seattle to Guam
SEA-GU0
SEA-GUM
What is the cheapest month to book a flight from Seattle to Guam?
Currently, January is the cheapest month in which you can book a flight from Seattle to Guam (average of $1,594). Flying from Seattle to Guam in December is currently the most expensive (average of $2,597). 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.
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 September 13, 2026.
Read through reviews of airlines operating flights from Seattle to Guam, such as Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Entertainment
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Seattle to Guam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Alternative routes for Seattle to Guam
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Guam by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Guam by cabin class
Find flights from Seattle to Guam, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and Guam flights
Browse other Seattle and Guam flight options. Last updated on September 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Seattle to Guam
Discover the top 2 airlines that operate flights from Seattle to Guam. 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 7,457,451 searches. Data last updated September 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$403 | Average$2,245 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,544 | Average$1,694 | FlexibilityNo cancel fee | On-timeN/A |