Cheap Flights from St Louis to Budapest

Compare St Louis to Budapest flight deals

Find the cheapest month or even day of the year to fly to Budapest

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Flight deals from St Louis to Budapest

Looking for a cheap last-minute deal or the best return flight from St Louis to Budapest? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from St Louis to Budapest

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to Budapest flights are currently cheapest in March.

St Louis to Budapest: Alternative routes

Compare routes from St Louis to Budapest below. You may find an airport to fly into that's cheaper, faster, or easier than Budapest.

St Louis to Budapest: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 1,050
Cheapest month to flyMarch

Finding cheap flights from St Louis to Budapest: Frequently asked questions

The best price we found for a return flight from St Louis to Budapest is ر.ق.‏ 1,942. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from St Louis to Budapest. But we found flights with one or more stops from ر.ق.‏ 1,942.
As of January 2026, there are no flights flying from St Louis to Budapest.
The cheapest month to fly from St Louis to Budapest is usually March.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to Budapest Airport on Wednesday, 25 March 2026.
No airlines currently offer direct flights between St Louis Airport and Budapest Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Budapest but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Budapest is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Lufthansa offers the cheapest flight tickets to Budapest.

Flying from Lambert-St. Louis International Airport (STL) to Budapest Ferenc Liszt International Airport (BUD): what you need to know

  • Budapest's timezone is UTC+1, which makes Budapest six hours ahead of St Louis.

  • Your STL to BUD flight won't wait if you're late, so get to the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

  • You can expect longer queues during popular months such as July. Arriving up to four hours in advance for an international flight and two hours for domestic departures is a wise move.

  • If you'd like to check out a different city along the way, search for a flight with a stopover. To see all your options for tickets from Lambert-St. Louis International Airport to Budapest Ferenc Liszt International Airport, deselect 'Direct flights only.' Frankfurt Airport is a well-known stop between STL and BUD.

How to find the cheapest flights from Lambert-St. Louis International Airport (STL) to Budapest Ferenc Liszt International Airport (BUD)

  • The lowest price we've seen for a one-way Lambert-St. Louis International Airport to Budapest Ferenc Liszt International Airport flight is ر.ق.‏ 1,050. A return fare is currently ر.ق.‏ 1,942. Depending on the availability and when you book, these fares may change.

  • Don't wait until the last minute. You're more likely to get cheap tickets from STL to BUD if you book early. Airlines often offer some fantastic early bird discounts.

  • Finding cheap flights from Lambert-St. Louis International Airport to Budapest Ferenc Liszt International Airport is easy if you're flexible with your dates. Use the 'Whole month' search function to see the lowest prices throughout the month and bag a great deal.

  • There's no need to check back in every day to find out if fares have dropped when you create a Price Alert. We'll let you know the moment the price changes on cheap flights from STL to BUD.

  • Find the perfect flight for you with the help of the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Lambert-St. Louis International Airport to Budapest Ferenc Liszt International Airport, use the 'Sort by' tool. You can also filter results by arrival and departure times, airline, and journey duration.

Handy information about Lambert-St. Louis International Airport (STL)

  • You'll find STL at 10701 Lambert International Blvd..

  • Of all flights departing from Lambert-St. Louis International Airport, 78.04% land on time at their destination.

  • To reach Lambert-St. Louis International Airport from central St Louis, it takes around 20 minutes if you're planning to drive. Of course, this depends on traffic. It's approximately 26 kilometres from the airport to the city centre.

  • The journey on public transport will take about 35 minutes.

  • Searching for a handy hotel close to STL? If you've booked an early flight from Lambert-St. Louis International Airport to Budapest Ferenc Liszt International Airport, these accommodation options will have you sleeping moments from your check-in counter:

Arriving at Budapest Ferenc Liszt International Airport (BUD)

Getting from Budapest Ferenc Liszt International Airport (BUD) to central Budapest

  • From Budapest Ferenc Liszt International Airport, Budapest is approximately 24 kilometres away. It takes around 30 minutes to reach the centre by car.

  • It typically takes 1 hour when travelling by public transport.

When to fly to Budapest Ferenc Liszt International Airport (BUD)

  • It's time to plan your dates for your flight from Lambert-St. Louis International Airport to Budapest Ferenc Liszt International Airport. July is the busiest month to visit Budapest. If you'd like a more relaxed vibe, go in April.

  • The warmest month in Budapest is August, with the temperature ranging between 15ºC and 30ºC. Book your flights from Lambert-St. Louis International Airport to Budapest Ferenc Liszt International Airport in this month if this is the kind of weather you like.

  • Search for cheap tickets from STL to BUD in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between -8ºC and 6ºC on average.

Explore more of Hungary

  • You've visited Budapest, now it's time to explore more of Hungary. Journey around 193 kilometres east to Debrecen to tick off its top attractions. From Deri Museum to Hortobagy National Park and Debrecen Zoo and Amusement Park, you've got a jam-packed schedule ahead.

  • Around 145 kilometres north-east of Budapest, Miskolc is another essential stop in Hungary. Get a taste of what this destination has to offer at Galya-tető (Miskolc), DVTK Szabadidő Park and Munkástrón.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.