$619+ 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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — GUM
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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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
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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
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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 October 30, 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 October 30, 2026.
This Expedia deal was found by Cheapflights users on 10/27. 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.
Thu 11/1212:40 pm -
1 stop32h 25m
Wed 11/254:50 pm -
1 stop38h 05m
Deal found 10/27![Multiple Airlines logo]()
$1,062
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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 11/911:55 am -
1 stop32h 50m
Wed 11/184:45 pm -
1 stop34h 30m
Deal found 10/29![Alaska Airlines logo]()
$1,191
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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.
Sat 11/2811:55 am -
1 stop32h 50m
Sun 12/64:45 pm -
1 stop34h 30m
Deal found 10/27![Alaska Airlines logo]()
$1,192
This Orbitz deal was found by Cheapflights users on 10/29. 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.
Wed 11/411:55 am -
1 stop32h 50m
Wed 11/114:45 pm -
1 stop34h 30m
Deal found 10/29![Multiple Airlines logo]()
$1,241
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Fri 11/1312:40 pm -
1 stop18h 20m
Wed 11/184:15 am -
2 stops32h 26m
Deal found 10/25![Multiple Airlines logo]()
$1,278
This Travelocity deal was found by Cheapflights users on 10/29. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:55 am -
1 stop32h 50m
Thu 11/124:45 pm -
1 stop34h 30m
Deal found 10/29![Multiple Airlines logo]()
$1,291
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2612:40 pm -
1 stop19h 50m
Thu 12/34:50 pm -
1 stop38h 05m
Deal found 10/28![Multiple Airlines logo]()
$1,340
This Expedia deal was found by Cheapflights users on 10/25. 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.
Wed 12/912:40 pm -
1 stop18h 20m
Wed 12/164:50 pm -
1 stop38h 05m
Deal found 10/25![Multiple Airlines logo]()
$1,392
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/812:40 pm -
1 stop20h 25m
Wed 11/114:15 am -
2 stops32h 26m
Deal found 10/29![Multiple Airlines logo]()
$1,399
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/1512:40 pm -
1 stop20h 25m
Thu 11/195:25 am -
2 stops25h 30m
Deal found 10/29![Multiple Airlines logo]()
$1,463
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 October 30, 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 October 30, 2026.
This Expedia deal was found by Cheapflights users on 10/25. 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.
Wed 12/912:40 pm -
1 stop18h 20m
Wed 12/164:50 pm -
1 stop38h 05m
Deal found 10/25![Multiple Airlines logo]()
$1,392
This Delta deal was found by Cheapflights users on 10/28. 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.
Thu 11/1212:30 pm -
1 stop32h 35m
Sun 11/222:40 am -
1 stop27h 11m
Deal found 10/28![Delta logo]()
$1,597
This Orbitz deal was found by Cheapflights users on 10/30. 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.
Tue 12/111:55 am -
1 stop32h 50m
Sat 12/124:45 pm -
1 stop34h 30m
Deal found 10/30![Multiple Airlines logo]()
$1,416
This Delta deal was found by Cheapflights users on 10/26. 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.
Wed 11/1811:47 pm -
2 stops31h 13m
Sun 11/294:50 pm -
1 stop37h 01m
Deal found 10/26![Delta logo]()
$1,601
This Delta deal was found by Cheapflights users on 10/29. 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 10/29![Delta logo]()
$1,646
This Delta deal was found by Cheapflights users on 10/28. 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.
Sun 11/225:35 am -
2 stops25h 25m
Sun 11/294:50 pm -
1 stop37h 01m
Deal found 10/28![Delta logo]()
$1,651
This Delta deal was found by Cheapflights users on 10/30. 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 12/112:35 pm -
1 stop32h 30m
Fri 12/112:40 am -
2 stops34h 07m
Deal found 10/30![Delta logo]()
$1,651
Last-minute flights from Seattle to GuamDiscover last-minute flight deals from Seattle to Guam. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Guam. Data last updated October 30, 2026 and is based on user searches.
This Orbitz deal was found by Cheapflights users on 10/29. 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.
Wed 11/411:55 am -
1 stop32h 50m
Wed 11/114:45 pm -
1 stop34h 30m
Deal found 10/29![Multiple Airlines logo]()
$1,241
This Travelocity deal was found by Cheapflights users on 10/29. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:55 am -
1 stop32h 50m
Thu 11/124:45 pm -
1 stop34h 30m
Deal found 10/29![Multiple Airlines logo]()
$1,291
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/812:40 pm -
1 stop20h 25m
Wed 11/114:15 am -
2 stops32h 26m
Deal found 10/29![Multiple Airlines logo]()
$1,399
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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 11/911:55 am -
1 stop32h 50m
Wed 11/184:45 pm -
1 stop34h 30m
Deal found 10/29![Alaska Airlines logo]()
$1,191
This Expedia deal was found by Cheapflights users on 10/27. 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.
Thu 11/1212:40 pm -
1 stop32h 25m
Wed 11/254:50 pm -
1 stop38h 05m
Deal found 10/27![Multiple Airlines logo]()
$1,062
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Fri 11/1312:40 pm -
1 stop18h 20m
Wed 11/184:15 am -
2 stops32h 26m
Deal found 10/25![Multiple Airlines logo]()
$1,278
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/1512:40 pm -
1 stop20h 25m
Thu 11/195:25 am -
2 stops25h 30m
Deal found 10/29![Multiple Airlines logo]()
$1,463
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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 11/157:00 am -
2 stops37h 45m
Wed 11/184:45 pm -
1 stop34h 30m
Deal found 10/29![Multiple Airlines logo]()
$1,466
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2612:40 pm -
1 stop19h 50m
Thu 12/34:50 pm -
1 stop38h 05m
Deal found 10/28![Multiple Airlines logo]()
$1,340
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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.
Sat 11/2811:55 am -
1 stop32h 50m
Sun 12/64:45 pm -
1 stop34h 30m
Deal found 10/27![Alaska Airlines logo]()
$1,192
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 October 30, 2026.
Search for one-way flight options from Seattle to Guam. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:55 am -
1 stop32h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Alaska Airlines logo]()
$619
This Expedia deal was found by Cheapflights users on 10/27. 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 1/112:40 pm -
1 stop18h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$637
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 1/412:40 pm -
1 stop18h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$673
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Thu 12/3112:40 pm -
1 stop32h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$679
This Expedia deal was found by Cheapflights users on 10/29. 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.
Tue 11/311:55 am -
1 stop32h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$694
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 1/212:40 pm -
1 stop18h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$727
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/412:40 pm -
2 stops43h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$784
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/812:40 pm -
1 stop21h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$803
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:55 am -
2 stops22h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$884
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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 11/211:55 am -
1 stop32h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Alaska Airlines logo]()
$944
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 October 30, 2026.
Round-trip from | $1,062 (Expedia) |
|---|---|
One-way from | $619 (Alaska Airlines) |
Popular in | December |
Cheapest in | January |
Average price | $2,250 |
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 October 30, 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
Quickest round-trip
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Fri 1/1
12:40 pm-1:00 am
1 stop18h 20m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$637
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Sun 1/3
11:55 am-2:45 pm
1 stop32h 50m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$694
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Wed 11/4
12:40 pm-1:40 am
2 stops43h 00m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$784
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Sun 11/8
12:40 pm-4:30 am
1 stop21h 50m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$803
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Mon 11/2
11:55 am-2:45 pm
1 stop32h 50m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$944
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Tue 12/29
11:55 am-4:30 am
2 stops22h 35m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$1,045
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Wed 12/9
12:40 pm-1:00 am
1 stop18h 20m
Tamuning Guam Intl
Wed 12/16
4:50 pm-12:55 pm
1 stop38h 05m
$1,392
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Wed 12/30
12:35 pm-1:00 am
1 stop18h 25m
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
Mon 11/2
5:30 am-3:05 pm
2 stops39h 35m
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
Thu 11/5
11:50 pm-1:00 am
2 stops31h 10m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$1,401
Showing 1-10 of 19 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 $937). Flying from Seattle to Guam in December is currently the most expensive (average of $2,647). 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 October 30, 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
Overall
7.8
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Overall
7.8
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Overall
7.8
Entertainment
7.8
Food
7.2
Boarding
8.1
Crew
8.5
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.
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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 October 30, 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 October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$403 | Average$2,399 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,548 | Average$1,694 | FlexibilityNo cancel fee | On-timeN/A |