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St. Louis

$590+ Cheap flights from Budapest (BUD) to St. Louis (STL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
BUD — STL
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Budapest to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Budapest (BUD) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$590
(American Airlines)

Popular in

August

Cheapest in

March

Average price

$617
From Budapest Ferenc Liszt Intl to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Budapest to St. Louis

Cheapest flights from Budapest to St. Louis
Explore the most affordable flight options available from Budapest to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:35 amBUD - STL
2 stops16h 09mUnited Airlines
Fri 10/316:43 pmSTL - BUD
2 stops20h 27mUnited Airlines
Deal found 9/9$695
This Lufthansa deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:00 amBUD - STL
1 stop14h 30mLufthansa
Fri 10/316:43 pmSTL - BUD
2 stops15h 32mLufthansa
Deal found 9/9$911
This Mytrip deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/242:55 pmBUD - STL
3 stops34h 15mMultiple Airlines
Fri 10/314:50 pmSTL - BUD
2 stops18h 55mMultiple Airlines
Deal found 9/9$1,214

Cheapflights Fare Finder

 
Customize your flight search to find flights from Budapest to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Budapest to St. Louis that are best for you.

Fly from

Budapest

Fly to

St. Louis

Route

Depart

Return

Price

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Thu 2/26

7:15 am-9:40 pm

2 stops21h 25m

Lambert-St Louis

Mon 3/2

2:21 pm-11:30 am

2 stops14h 09m

$590

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Fri 10/24

6:35 am-3:44 pm

2 stops16h 09m

Lambert-St Louis

Fri 10/31

6:43 pm-9:10 pm

2 stops20h 27m

$695

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Fri 10/24

6:00 am-1:30 pm

1 stop14h 30m

Lambert-St Louis

Fri 10/31

6:43 pm-4:15 pm

2 stops15h 32m

$911

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Fri 10/24

2:55 pm-6:10 pm

3 stops34h 15m

Lambert-St Louis

Fri 10/31

4:50 pm-5:45 pm

2 stops18h 55m

$1,214

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Wed 9/17

7:45 am-8:15 pm

2 stops19h 30m

$601

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Wed 9/17

7:00 am-7:57 pm

2 stops19h 57m

$713

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Wed 9/17

6:10 am-1:30 pm

1 stop14h 20m

$820

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Budapest to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Budapest with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Budapest to St. Louis

How much does it cost to fly round-trip from Budapest to St. Louis?

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated September 11, 2025.
Read reviews from past customers who have flown United Airlines from Budapest to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Budapest to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Budapest to St. Louis?

    Departing from Budapest to St. Louis will take you 14h 30m. The distance from Budapest to St. Louis is about 5076 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Budapest to St. Louis round-trip?

    Currently priced at $573, United Airlines will fly you from Budapest to St. Louis and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. This flight start at 19% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Budapest to St. Louis one-way?

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $601. However, be on the lookout for offers from Air Canada and Lufthansa, as they are both options that can get you from Budapest to St. Louis for a low price.

  • Can I find deals for flights from Budapest to St. Louis that include hotel bookings?

    Yes. In addition to deals on Budapest to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Budapest to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Budapest to St. Louis.

  • Can I find deals for business class flights from Budapest to St. Louis?

    Yes. Cheapflights offers flight deals from Budapest to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Budapest to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Budapest to St. Louis (average of $311). Flying from Budapest to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Budapest to St. Louis

Discover the top airline that operate flights from Budapest to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$573Average$715FlexibilityNo cancel feeOn-time69%

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