Cheap flights from Seattle to Guam from $1,313
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Guam departing on 7/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Seattle to Guam
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Guam?
If you aren’t able to travel during the month of March, then book flights to Guam from Seattle during January instead. Flights to Guam in January, while not as cheap as those in March, still average around $1,815.
What is the cheapest day to depart on your flight to Guam?
The cheapest day to depart from Seattle to Guam is on a Monday when prices can be found for as low as $1,742. Flights from Seattle to Guam on a Sunday will generally be more expensive and average around $2,305. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Guam?
Flying to Guam from Seattle at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,776 when looking at flights departing at noon. In contrast, the most expensive time of day to depart to Guam is in the morning when prices are around $1,903.
How far in advance should I book a flight to Guam?
You are more likely to see cheaper flights to Guam from Seattle when booking 20 weeks ahead of your departure date. In general, you can expect to find flights to Guam for around $1,936 when searching 20 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Guam from Seattle for as low as $1,593 on momondo.
Cheap Seattle to Guam flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Guam
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Guam?
Prices for flights from Seattle/Tacoma Intl Airport to Guam are refreshed on a daily basis.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Guam?
There are 2 operators available for flights from Seattle/Tacoma Intl Airport to Guam as of June 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Guam?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Guam.
What documentation or ID do you need to fly to Guam?
The necessary travel and health documents for your Guam trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Seattle to Guam
Compare and see reviews for airlines that fly from Seattle to Guam with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $1,245 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $1,542 | Free Cancellation | Rating 8.0 7,946 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Guam?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Guam. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Seattle to Guam with flexible booking policies on momondo?
All flight searches from Seattle to Guam on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Seattle to Guam?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Guam.
I’m not ready to book a flight from Seattle to Guam right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Guam from Seattle. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.