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$466+ Cheap flights from St. Louis (STL) to Budapest (BUD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BUD
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from St. Louis to Budapest

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Budapest (BUD). 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 April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,002
(KAYAK)

One-way from

$466
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,106
Provider with most accurate pricing for Lambert-St Louis-Budapest Ferenc Liszt Intl flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Budapest Ferenc Liszt Intl flights.
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From Lambert-St Louis to Budapest Ferenc Liszt Intl
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One-way flight from Lambert-St Louis to Budapest Ferenc Liszt Intl
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Highest demand for flights based on searches. 15% potential increase in price ($196 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($46 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from St. Louis to Budapest

Cheapest flights from St. Louis to Budapest
Explore the most affordable flight options available from St. Louis to Budapest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This KAYAK deal was found by Cheapflights users on 4/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/31:30 pmSTL - BUD
2 stops24h 00mScandinavian Airlines
Fri 7/189:10 pmBUD - STL
2 stops33h 29mScandinavian Airlines
Deal found 4/17$1,002
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/33:16 pmSTL - BUD
2 stops20h 19mDelta
Tue 7/226:20 amBUD - STL
2 stops21h 34mDelta
Deal found 4/17$1,098
This Justfly.com deal was found by Cheapflights users on 4/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/301:30 pmSTL - BUD
2 stops16h 10mAir Canada
Fri 7/186:00 amBUD - STL
2 stops21h 00mAir Canada
Deal found 4/17$1,199
This Gotogate deal was found by Cheapflights users on 4/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/52:30 pmSTL - BUD
2 stops21h 45mMultiple Airlines
Fri 5/99:30 amBUD - STL
2 stops17h 28mMultiple Airlines
Deal found 4/17$1,249
This Gotogate deal was found by Cheapflights users on 4/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/51:10 pmSTL - BUD
2 stops20h 40mLufthansa
Fri 5/96:00 amBUD - STL
1 stop14h 30mLufthansa
Deal found 4/17$1,260
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Sun 6/291:30 pmSTL - BUD
2 stops17h 05mUnited Airlines
Mon 7/216:10 amBUD - STL
2 stops20h 50mUnited Airlines
Deal found 4/17$1,273
This British Airways deal was found by Cheapflights users on 4/17. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/271:24 pmSTL - BUD
2 stops27h 51mBritish Airways
Sun 7/209:10 pmBUD - STL
2 stops30h 14mBritish Airways
Deal found 4/17$1,630

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Budapest 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 April 17, 2025.
Use the filters below to find and compare flights from St. Louis to Budapest that are best for you.

Fly from

St. Louis

Fly to

Budapest

Route

Depart

Return

Price

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Thu 7/3

1:30 pm-8:30 pm

2 stops24h 00m

Budapest Ferenc Liszt Intl

Fri 7/18

9:10 pm-11:39 pm

2 stops33h 29m

$1,002

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Thu 7/3

3:16 pm-6:35 pm

2 stops20h 19m

Budapest Ferenc Liszt Intl

Tue 7/22

6:20 am-8:54 pm

2 stops21h 34m

$1,098

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Mon 6/30

1:30 pm-12:40 pm

2 stops16h 10m

Budapest Ferenc Liszt Intl

Fri 7/18

6:00 am-8:00 pm

2 stops21h 00m

$1,199

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Mon 5/5

2:30 pm-7:15 pm

2 stops21h 45m

Budapest Ferenc Liszt Intl

Fri 5/9

9:30 am-7:58 pm

2 stops17h 28m

$1,249

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Mon 5/5

1:10 pm-4:50 pm

2 stops20h 40m

Budapest Ferenc Liszt Intl

Fri 5/9

6:00 am-1:30 pm

1 stop14h 30m

$1,260

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Sun 6/29

1:30 pm-1:35 pm

2 stops17h 05m

Budapest Ferenc Liszt Intl

Mon 7/21

6:10 am-8:00 pm

2 stops20h 50m

$1,273

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Fri 6/27

1:24 pm-12:15 am

2 stops27h 51m

Budapest Ferenc Liszt Intl

Sun 7/20

9:10 pm-8:24 pm

2 stops30h 14m

$1,630

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Mon 8/18

7:29 pm-10:50 pm

3 stops44h 21m

$466

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Mon 8/18

3:30 pm-10:25 am

2 stops35h 55m

$474

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Mon 8/18

4:19 pm-1:15 am

2 stops25h 56m

$488

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 11 results
1
2

Compare providers for flights from St. Louis to Budapest

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Budapest in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Budapest flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on St. Louis-Budapest flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from St. Louis-Budapest flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Budapest flights, Cheapflights users trust AranGrant the most. AranGrant 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 St. Louis-Budapest 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 St. Louis to Budapest

Have a flexible travel schedule? Discover the best time to fly to Budapest from St. Louis 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 St. Louis to Budapest

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

Currently, November is the cheapest month in which you can book a flight from St. Louis to Budapest (average of $656). Flying from St. Louis to Budapest in June is currently the most expensive (average of $1,208). 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.

What is the cheapest time of day to fly from STL to BUD?

Find hourly flight availability from St. Louis to Budapest. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

One of the essential ways to save on airfare from St. Louis to Budapest is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 17% on airfare.

Rainfall in Budapest by month

Plan your trip to Budapest by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Budapest ranges from 1.2 - 2.8 inches per month. May is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Budapest when rainfall is around 1.2 in.

Temperature in Budapest by month

Plan your trip to Budapest by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Budapest, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Budapest

Get insights into the airlines that provide service to Budapest. 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 Budapest. Reviews last updated April 17, 2025.
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Scandinavian Airlines
7.3
Good
1,335 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
9,142 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Lufthansa
6.7
Okay
7,012 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

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

    Currently priced at $1,002, Scandinavian Airlines will fly you from St. Louis to Budapest and back. In addition to Scandinavian Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Air Canada - these airlines can fly you to your destination from $1,098 and $1,199, respectively. Users have found that Scandinavian Airlines is 6% cheaper than the other options available to this destination.

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

    One-way options have recently been found by users for as low as $474 on Scandinavian Airlines. Other airlines that offer cheap prices include British Airways from $488 and Lufthansa from $508 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Budapest 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 St. Louis to Budapest?

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Budapest (average of $656). Flying from St. Louis to Budapest in June is currently the most expensive (average of $1,208). 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
Szeged

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Alternative routes for St. Louis to Budapest

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from St. Louis to Budapest

Discover the top 3 airlines that operate flights from St. Louis to Budapest. 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$781Average$1,100FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$784Average$890FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$809Average$1,041FlexibilityNo cancel feeOn-time69%

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