Cheap Flights from St. Louis (STL) to Ushuaia (USH)

Popular airlines from Lambert-St. Louis International Airport (STL) to Ushuaia (USH-Malvinas Argentinas Intl.)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in
Flight from St. Louis to Ushuaia (STL - USH) route information
Origin airport
Lambert-St. Louis Intl.
Destination airport
Malvinas Argentinas Intl.
Distance
10553 km

St. Louis to Ushuaia Flights

The easy way to book your flights from St. Louis to Ushuaia 

With Expedia, it’s simple to find and book flights to Ushuaia from St. Louis whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Malvinas Argentinas Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from St. Louis to Ushuaia today, tomorrow, or this week.  

 

Save dollars with cheap flights from Lambert-St. Louis Intl., STL to Malvinas Argentinas Intl., USH 

Sort your search results by price to find great deals on your flight from St. Louis to Ushuaia—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Ushuaia from St. Louis currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Ushuaia  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Ushuaia from St. Louis 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Ushuaia with Expedia today.

Frequently asked questions

How much is a flight from STL to Malvinas Argentinas Intl. Airport (USH)?
Based on airfares listed within the last 7 days on Expedia for flights departing within the next year, round-trip flights from Lambert-St. Louis Intl. Airport (STL) to Ushuaia Airport start from . Book now to get the best price for your trip. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from STL to USH?
Most flights can be cancelled online, but each air carrier has its own set of terms and conditions. If you do decide to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from Lambert-St. Louis Intl. Airport (STL) to Ushuaia Airport that have flexible change policies?
Plenty of airlines will allow you to reschedule your flight without a change fee. All you pay is the fare difference. When searching for Lambert-St. Louis Intl. Airport (STL) to Ushuaia Airport flights, you'll see a "No change fees" box for you to pick.
How far is the flight from Lambert-St. Louis Intl. Airport (STL) to Ushuaia Airport?
With around 10,600 kilometres separating St. Louis and Ushuaia, your flight will be a long one. Pack wisely and make your time in the air more comfortable. Simple things like warm clothes and a good neck pillow should be in your carry-on bag.
Which airlines fly direct from STL to Malvinas Argentinas Intl. Airport (USH)?
Flying directly between Lambert-St. Louis Intl. Airport (STL) and Malvinas Argentinas Intl. Airport (USH) isn't possible right now. However, you'll still be able to find a flight to Ushuaia with at least one stop.
Are STL to USH flight tickets cheaper when they're purchased at the last minute?
Booking your trip from STL to USH at the last minute could be your ticket to a fantastic deal. However, it could end up costing a great deal more! If you'd rather err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.

Explore a world of travel with Expedia

*Available to Expedia members.