$412 Cheap Flights from Budapest (BUD) to St. Louis (STL)

View $412 flight on Wed, Apr 8, 2026Opens in a new window

Popular airlines from Ferenc Liszt Intl. Airport (BUD) to St. Louis Lambert Intl. Airport (STL)

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Cheap Flights from Budapest to St. Louis (BUD-STL)

Prices were available within the past 7 days and start at $412 for one-way flights and $597 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Nov 10 - Mon, Nov 24
BUD
Budapest
STL
St. Louis
$597 Roundtrip, found 6 days ago
$597
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Nov 10 from Budapest to St. Louis, returning Mon, Nov 24, priced at $597 found 6 days ago
British Airways
Fri, Dec 26 - Sat, Feb 7
BUD
Budapest
STL
St. Louis
$629 Roundtrip, found 6 days ago
$629
Roundtrip
found 6 days ago
Select British Airways flight, departing Fri, Dec 26 from Budapest to St. Louis, returning Sat, Feb 7, priced at $629 found 6 days ago
Iberia
Fri, Dec 26 - Sat, Feb 7
BUD
Budapest
STL
St. Louis
$661 Roundtrip, found 6 days ago
$661
Roundtrip
found 6 days ago
Select Iberia flight, departing Fri, Dec 26 from Budapest to St. Louis, returning Sat, Feb 7, priced at $661 found 6 days ago
Iberia
Thu, Feb 5 - Sun, Feb 8
BUD
Budapest
STL
St. Louis
$672 Roundtrip, found 6 days ago
$672
Roundtrip
found 6 days ago
Select Iberia flight, departing Thu, Feb 5 from Budapest to St. Louis, returning Sun, Feb 8, priced at $672 found 6 days ago
British Airways
Mon, Nov 10 - Mon, Nov 24
BUD
Budapest
STL
St. Louis
$672 Roundtrip, found 6 days ago
$672
Roundtrip
found 6 days ago
Select British Airways flight, departing Mon, Nov 10 from Budapest to St. Louis, returning Mon, Nov 24, priced at $672 found 6 days ago
British Airways
Wed, Apr 8 - Wed, Apr 15
BUD
Budapest
STL
St. Louis
$674 Roundtrip, found 4 days ago
$674
Roundtrip
found 4 days ago
Select British Airways flight, departing Wed, Apr 8 from Budapest to St. Louis, returning Wed, Apr 15, priced at $674 found 4 days ago
Lufthansa
Wed, Apr 8 - Wed, Apr 15
BUD
Budapest
STL
St. Louis
$675 Roundtrip, found 4 days ago
$675
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Wed, Apr 8 from Budapest to St. Louis, returning Wed, Apr 15, priced at $675 found 4 days ago
Lufthansa
Mon, Feb 2 - Sun, Feb 8
BUD
Budapest
STL
St. Louis
$685 Roundtrip, found 6 days ago
$685
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Mon, Feb 2 from Budapest to St. Louis, returning Sun, Feb 8, priced at $685 found 6 days ago
Lufthansa
Mon, Feb 2 - Sun, Feb 8
BUD
Budapest
STL
St. Louis
$687 Roundtrip, found 6 days ago
$687
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Mon, Feb 2 from Budapest to St. Louis, returning Sun, Feb 8, priced at $687 found 6 days ago
Austrian Airlines
Fri, Jun 26 - Fri, Aug 21
BUD
Budapest
STL
St. Louis
$692 Roundtrip, found 4 days ago
$692
Roundtrip
found 4 days ago
Select Austrian Airlines flight, departing Fri, Jun 26 from Budapest to St. Louis, returning Fri, Aug 21, priced at $692 found 4 days ago

Frequently asked questions

How much does a flight from Ferenc Liszt Intl. Airport (BUD) to Lambert-St. Louis Intl. Airport (STL) cost?
Secure a cheap one-way flight from $412 or cheap return flight from $597 from Ferenc Liszt Intl. Airport (BUD) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Ferenc Liszt Intl. Airport (BUD) to Lambert-St. Louis Intl. Airport (STL)?
Traveling in November is a good way to save, as it's the cheapest month for flights between BUD and STL. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Ferenc Liszt Intl. Airport (BUD) to Lambert-St. Louis Intl. Airport (STL)?
To find the cheapest airline that'll fly you from BUD to STL, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Ferenc Liszt Intl. Airport (BUD) to Lambert-St. Louis Intl. Airport (STL)?
You'll have to hop on a flight with a layover when traveling from Ferenc Liszt Intl. Airport (BUD) to Lambert-St. Louis Intl. Airport (STL). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from BUD to STL?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Ferenc Liszt Intl. Airport (BUD) to Lambert-St. Louis Intl. Airport (STL)?
Book a flight from Ferenc Liszt Intl. Airport (BUD) to Lambert-St. Louis Intl. Airport (STL) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Ferenc Liszt Intl. Airport (BUD) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Last-minute bookings from BUD to STL are typically more expensive. For the best rates, start searching for flights well ahead of time. That said, if you can play around with your travel dates, it's possible to land a cheap ticket just before your departure.
Is it cheaper to book a BUD to STL flight and hotel package?
Compared with arranging flights and hotels separately, booking a BUD to STL flight and hotel package with Expedia could result in significant savings. Better still, having it all in one place will take the hassle out of travel planning. Just pick your flights and choose from our wide range of stays, then customize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Ferenc Liszt Intl. Airport (BUD) to Lambert-St. Louis Intl. Airport (STL)?
Typically, you can modify or cancel your BUD to STL flight. However, there may be additional fees, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you need more details, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Ferenc Liszt Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, KLM, Lufthansa, United
Roundtrip price
$596
Distance
5079 mi

Book with confidence

Book with confidence

Budapest to St. Louis Flights

The cheapest times to fly from Budapest to St. Louis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Budapest to St. Louis are during the month of November. You can find some of the cheapest flights from Budapest to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Budapest to St. Louis

Sunday is one of the best days to book for cheap flights from Budapest to St. Louis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Budapest to St. Louis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Budapest to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $412 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Budapest to St. Louis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Budapest to St. Louis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Budapest to St. Louis Flights

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Explore a world of travel with Expedia

*Available to One Key members.