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St. Louis

$539+ 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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
BUD — STL
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap 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 January 28, 2026.

This American Airlines deal was found by Cheapflights users on 1/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/27:20 am
BUD
-
STL
2 stops18h 14m
American Airlines
Mon 2/93:54 pm
STL
-
BUD
2 stops20h 21m
American Airlines
Deal found 1/26$539
This American Airlines deal was found by Cheapflights users on 1/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/57:15 am
BUD
-
STL
2 stops22h 57m
American Airlines
Mon 2/92:54 pm
STL
-
BUD
2 stops21h 21m
American Airlines
Deal found 1/27$543
This Kissandfly.com deal was found by Cheapflights users on 1/27. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/267:15 am
BUD
-
STL
2 stops20h 57m
British Airways
Mon 3/92:00 pm
STL
-
BUD
2 stops15h 30m
British Airways
Deal found 1/27$561
This Air Canada deal was found by Cheapflights users on 1/26. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/210:05 am
BUD
-
STL
3 stops19h 53m
Air Canada
Mon 2/94:05 pm
STL
-
BUD
2 stops15h 00m
Air Canada
Deal found 1/26$782
This Air Canada deal was found by Cheapflights users on 1/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/56:20 am
BUD
-
STL
3 stops18h 23m
Air Canada
Mon 2/94:05 pm
STL
-
BUD
2 stops15h 00m
Air Canada
Deal found 1/27$1,097
This Mytrip deal was found by Cheapflights users on 1/27. 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.
Thu 2/269:40 am
BUD
-
STL
2 stops36h 49m
Multiple Airlines
Mon 3/94:05 pm
STL
-
BUD
3 stops25h 25m
Multiple Airlines
Deal found 1/27$1,365

Find 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 January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$561
(Kissandfly.com)
Provider with most accurate pricing for Budapest Ferenc Liszt Intl-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Budapest Ferenc Liszt Intl-Lambert-St Louis flights.
Search Deals
From Budapest Ferenc Liszt Intl to Lambert-St Louis
Search Deals

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 January 28, 2026.
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-9:12 pm

2 stops20h 57m

Lambert-St Louis

Mon 3/9

2:00 pm-11:30 am

2 stops15h 30m

$561

BudapestSt. Louis

BUD - STL

BUDSTL

Budapest Ferenc Liszt Intl

Thu 2/26

9:40 am-3:29 pm

2 stops36h 49m

Lambert-St Louis

Mon 3/9

4:05 pm-11:30 pm

3 stops25h 25m

$1,365

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

  • Most accurate provider: When it comes to deals on Budapest-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Budapest-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Budapest-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Budapest-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Budapest-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

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 January 28, 2026.
Read reviews from past customers who have flown United Airlines and Lufthansa 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
9,206 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,206 reviews
United Airlines
7.4
Good
9,206 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Lufthansa
6.8
Okay
7,749 reviews
United Airlines
7.4
Good
9,206 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

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 20h 57m. The distance from Budapest to St. Louis is about 5076 mi.

  • What are the cheapest airlines flying from Budapest to St. Louis round-trip?

    Currently priced at $647, 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. Check Cheapflights for deals on Lufthansa for as low as $829.

  • 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.

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
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus

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Top 2 airlines flying from Budapest to St. Louis

Discover the top 2 airlines 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 January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$647Average$760FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$829Average$1,451FlexibilityNo cancel feeOn-time76%

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