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Cheap flights from St. Louis to Hungary from $458

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Hungary departing on 3/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from St. Louis to Hungary

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
12:11 pm - 11:05 pm
STL
-
BUD
27h 54m2 stops
British Airways Logo
7:15 am - 11:28 pm
BUD
-
STL
23h 13m2 stops
$553British Airways
Thu, Feb 5 - Thu, Feb 12
United Airlines Logo
6:40 pm - 9:10 pm
STL
-
BUD
19h 30m2 stops
United Airlines Logo
6:05 am - 3:15 pm
BUD
-
STL
40h 10m2 stops
$564United Airlines
Fri, Jan 30 - Tue, Feb 3
United Airlines Logo
3:50 pm - 1:50 pm
STL
-
BUD
15h 00m1 stop
United Airlines Logo
6:05 am - 3:15 pm
BUD
-
STL
40h 10m2 stops
$571United Airlines
Fri, Jan 30 - Tue, Feb 3
United Airlines Logo
3:50 pm - 1:50 pm
STL
-
BUD
15h 00m1 stop
United Airlines Logo
6:05 am - 9:13 pm
BUD
-
STL
22h 08m2 stops
$575United Airlines
Fri, Jan 30 - Tue, Feb 3
Scandinavian Airlines Logo
9:59 am - 9:40 am
STL
-
BUD
40h 41m2 stops
Scandinavian Airlines Logo
10:25 am - 11:37 pm
BUD
-
STL
20h 12m2 stops
$726Scandinavian Airlines
Sat, Jan 17 - Fri, Jan 23
British Airways Logo
10:00 pm - 1:00 am
STL
-
BUD
20h 00m1 stop
British Airways Logo
7:25 am - 7:30 pm
BUD
-
STL
19h 05m1 stop
$750British Airways
Tue, May 12 - Tue, May 19
United Airlines Logo
7:30 am - 11:30 pm
STL
-
BUD
33h 00m2 stops
United Airlines Logo
5:55 am - 8:05 pm
BUD
-
STL
21h 10m2 stops
$766United Airlines
Tue, May 12 - Tue, May 19
Multiple Airlines Logo
1:15 pm - 12:35 pm
STL
-
BUD
16h 20m2 stops
Multiple Airlines Logo
2:55 pm - 5:25 pm
BUD
-
STL
33h 30m2 stops
$767Multiple Airlines
Sat, Jan 17 - Fri, Jan 23
British Airways Logo
10:00 pm - 1:00 am
STL
-
BUD
20h 00m1 stop
British Airways Logo
11:40 am - 9:48 pm
BUD
-
STL
17h 08m2 stops
$776British Airways
Tue, May 12 - Tue, May 19
Delta Logo
2:18 pm - 5:50 pm
STL
-
BUD
20h 32m2 stops
Delta Logo
11:25 am - 11:38 pm
BUD
-
STL
19h 13m2 stops
$785Delta
Tue, May 12 - Tue, May 19

United Airlines flights from St. Louis to Hungary

Our best United Airlines deals on St. Louis to Hungary flight tickets
United Airlines
Jan 30
STL6:40 pmLambert-St Louis
19h 30m
2 stops
BUD9:10 pmBudapest Ferenc Liszt Intl
Feb 3
BUD6:05 amBudapest Ferenc Liszt Intl
40h 10m
2 stops
STL3:15 pmLambert-St Louis
$564
Find similar
United Airlines
Jan 30
STL3:50 pmLambert-St Louis
15h 00m
1 stop
BUD1:50 pmBudapest Ferenc Liszt Intl
Feb 3
BUD6:05 amBudapest Ferenc Liszt Intl
40h 10m
2 stops
STL3:15 pmLambert-St Louis
$571
Find similar
United Airlines
Jan 30
STL3:50 pmLambert-St Louis
15h 00m
1 stop
BUD1:50 pmBudapest Ferenc Liszt Intl
Feb 3
BUD6:05 amBudapest Ferenc Liszt Intl
22h 08m
2 stops
STL9:13 pmLambert-St Louis
$575
Find similar

British Airways flights from St. Louis to Hungary

Our best British Airways deals on St. Louis to Hungary flight tickets
British Airways
Feb 5
STL12:11 pmLambert-St Louis
27h 54m
2 stops
BUD11:05 pmBudapest Ferenc Liszt Intl
Feb 12
BUD7:15 amBudapest Ferenc Liszt Intl
23h 13m
2 stops
STL11:28 pmLambert-St Louis
$553
Find similar
British Airways
May 12
STL10:00 pmLambert-St Louis
20h 00m
1 stop
BUD1:00 amBudapest Ferenc Liszt Intl
May 19
BUD7:25 amBudapest Ferenc Liszt Intl
19h 05m
1 stop
STL7:30 pmLambert-St Louis
$750
Find similar
British Airways
May 12
STL10:00 pmLambert-St Louis
20h 00m
1 stop
BUD1:00 amBudapest Ferenc Liszt Intl
May 19
BUD11:40 amBudapest Ferenc Liszt Intl
18h 44m
2 stops
STL11:24 pmLambert-St Louis
$776
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Hungary 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, momondo users made 832,500 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from St. Louis to Hungary that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Thu 2/5

12:11 pm-11:05 pm

2 stops27h 54m

Budapest Ferenc Liszt Intl

Thu 2/12

7:15 am-11:28 pm

2 stops23h 13m

$553

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Fri 1/30

6:40 pm-9:10 pm

2 stops19h 30m

Budapest Ferenc Liszt Intl

Tue 2/3

6:05 am-3:15 pm

2 stops40h 10m

$564

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Fri 1/30

3:50 pm-1:50 pm

1 stop15h 00m

Budapest Ferenc Liszt Intl

Tue 2/3

6:05 am-3:15 pm

2 stops40h 10m

$571

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Fri 1/30

3:50 pm-1:50 pm

1 stop15h 00m

Budapest Ferenc Liszt Intl

Tue 2/3

6:05 am-9:13 pm

2 stops22h 08m

$575

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Sat 1/17

9:59 am-9:40 am

2 stops40h 41m

Budapest Ferenc Liszt Intl

Fri 1/23

10:25 am-11:37 pm

2 stops20h 12m

$726

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Tue 5/12

10:00 pm-1:00 am

1 stop20h 00m

Budapest Ferenc Liszt Intl

Tue 5/19

7:25 am-7:30 pm

1 stop19h 05m

$750

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Tue 5/12

7:30 am-11:30 pm

2 stops33h 00m

Budapest Ferenc Liszt Intl

Tue 5/19

5:55 am-8:05 pm

2 stops21h 10m

$766

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Sat 1/17

1:15 pm-12:35 pm

2 stops16h 20m

Budapest Ferenc Liszt Intl

Fri 1/23

2:55 pm-5:25 pm

2 stops33h 30m

$767

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Tue 5/12

10:00 pm-1:00 am

1 stop20h 00m

Budapest Ferenc Liszt Intl

Tue 5/19

11:40 am-9:48 pm

2 stops17h 08m

$776

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Tue 5/12

2:18 pm-5:50 pm

2 stops20h 32m

Budapest Ferenc Liszt Intl

Tue 5/19

11:25 am-11:38 pm

2 stops19h 13m

$785

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Hungary from

How to get the cheapest flight ticket from St. Louis to Hungary

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Hungary?

The cheapest month to fly to Hungary from St. Louis is in October. Flight prices, which tend to average around $616, are often lower during this time because this is during the off-season. The month of December is another great option to travel to Hungary, with average flight prices from St. Louis averaging around $686.

What is the cheapest day to depart on your flight to Hungary?

The cheapest day to depart from St. Louis to Hungary is on a Monday. Travelers who choose to depart for Hungary on a Monday will often find tickets for as low as $987. On the other hand, Sunday is the most expensive day to depart from St. Louis because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,139.

What is the cheapest time of day to depart on your flight to Hungary?

Our data shows that the cheapest St. Louis to Hungary flights are usually those with departure times in the evening. Our users have found flights to Hungary in the evening for as low as $917. Flights at noon are often more expensive with an average ticket price of $1,098.

Can stopping save me money on St. Louis to Hungary flights?

You could potentially save up to 35% on your flight if you consider stops on a St. Louis to Hungary flight.

Cheap St. Louis to Hungary flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Hungary

Fastest flight time

17h 16m

Direct flights

None
The fastest flight from St. Louis to Hungary takes 17h 16m
There are no direct flights from St. Louis to Hungary. There are no popular flight routes from St. Louis to Hungary.
Search flight deals

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Hungary?

    Prices for flights from Lambert-St Louis Airport to Hungary are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Hungary?

  • How old do you have to be to fly from Lambert-St Louis Airport to Hungary?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Hungary.

  • What documentation or ID do you need to fly to Hungary?

    The travel and health documents required for your trip to Hungary can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Hungary. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from St. Louis to Hungary

Compare and see reviews for airlines that fly from St. Louis to Hungary with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $517Free CancellationRating
6.8
7,649 reviews
Search Lufthansa flights
United AirlinesPriceFrom $578Free CancellationRating
7.4
9,106 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Hungary?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Hungary from St. Louis.

Can I find flights from St. Louis to Hungary with flexible booking policies on momondo?

Yes. All flights to Hungary from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from St. Louis to Hungary?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Hungary.

I’m not ready to book a flight from St. Louis to Hungary right now. Can momondo alert me if prices change?

Yes. momondo can track prices for St. Louis to Hungary flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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