Cheap flights from St. Louis to Guam from $1,269
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Guam departing on 10/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from St. Louis to Guam
Cheap round-trip flights
United Airlines flights from St. Louis to Guam
Our best United Airlines deals on St. Louis to Guam flight tickets
Delta flights from St. Louis to Guam
Our best Delta deals on St. Louis to Guam flight tickets
See travel insights to Guam from
How to get the cheapest flight ticket from St. Louis 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
Cheap St. Louis to Guam flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from St. Louis to Guam
When did momondo last update prices for flights from Lambert-St Louis Airport to Guam?
Prices for flights from Lambert-St Louis Airport to Guam refresh daily.
How many operators does momondo search for flights from Lambert-St Louis Airport to Guam?
There is 1 operator available for flights from Lambert-St Louis Airport to Guam as of June 2025.
How old do you have to be to fly from Lambert-St Louis Airport to Guam?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis 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 St. Louis to Guam
Compare and see reviews for airlines that fly from St. Louis to Guam with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $1,916 | Free Cancellation | Rating 7.4 8,790 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from St. Louis to Guam?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Guam from St. Louis.
Can I find flights from St. Louis to Guam with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Guam from St. Louis with this policy.
How can momondo help me find flights from St. Louis to Guam?
momondo provides multiple filters to help you find the best flight to Guam from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from St. Louis to Guam right now. Can momondo alert me if prices change?
Yes. momondo can track prices for St. Louis to Guam flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.