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Cheap flights from St. Louis to Hungary from $336

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 9/9. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Hungary

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:27 pm - 12:35 pm
STL
-
BUD
16h 08m
2 stops
United Airlines Logo
2:25 pm - 3:30 pm
BUD
-
STL
32h 05m
2 stops
$774United Airlines
Mon, Nov 16 - Thu, Nov 19
Multiple Airlines Logo
8:55 am - 9:40 am
STL
-
BUD
17h 45m
1 stop
Multiple Airlines Logo
7:35 pm - 1:25 pm
BUD
-
STL
24h 50m
1 stop
$842Multiple Airlines
Tue, Jul 28 - Mon, Aug 24
Multiple Airlines Logo
2:40 pm - 5:10 pm
STL
-
BUD
19h 30m
2 stops
Multiple Airlines Logo
5:55 am - 1:25 pm
BUD
-
STL
14h 30m
1 stop
$845Multiple Airlines
Wed, Sep 23 - Fri, Oct 9
United Airlines Logo
9:20 am - 4:50 pm
STL
-
BUD
24h 30m
2 stops
United Airlines Logo
9:45 am - 1:25 pm
BUD
-
STL
34h 40m
1 stop
$846United Airlines
Tue, Jul 28 - Mon, Aug 24
Lufthansa Logo
7:05 pm - 11:30 pm
STL
-
BUD
21h 25m
2 stops
Lufthansa Logo
7:35 pm - 1:25 pm
BUD
-
STL
24h 50m
1 stop
$850Lufthansa
Tue, Jul 28 - Mon, Aug 24
Lufthansa Logo
3:30 pm - 1:35 pm
STL
-
BUD
15h 05m
1 stop
Lufthansa Logo
5:55 am - 1:25 pm
BUD
-
STL
14h 30m
1 stop
$852Lufthansa
Wed, Sep 23 - Fri, Oct 9
Air Canada Logo
2:40 pm - 9:40 am
STL
-
BUD
12h 00m
1 stop
Air Canada Logo
11:45 am - 3:38 pm
BUD
-
STL
34h 53m
2 stops
$857Air Canada
Tue, Sep 1 - Wed, Sep 9
Lufthansa Logo
3:30 pm - 11:00 am
STL
-
BUD
12h 30m
1 stop
Lufthansa Logo
6:40 pm - 2:45 pm
BUD
-
STL
26h 05m
1 stop
$858Lufthansa
Fri, Oct 23 - Sat, Oct 31
Lufthansa Logo
3:30 pm - 1:25 pm
STL
-
BUD
14h 55m
1 stop
Lufthansa Logo
5:55 am - 1:25 pm
BUD
-
STL
14h 30m
1 stop
$859Lufthansa
Tue, Sep 1 - Wed, Sep 9
United Airlines Logo
7:00 am - 4:50 pm
STL
-
BUD
26h 50m
3 stops
United Airlines Logo
5:55 am - 1:25 pm
BUD
-
STL
14h 30m
1 stop
$861United Airlines
Wed, Sep 23 - Fri, Oct 9

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United Airlines flights from St. Louis to Hungary

Our best United Airlines deals on St. Louis to Hungary flight tickets
United Airlines
Nov 16
STL1:27 pmLambert-St Louis
16h 08m
2 stops
BUD12:35 pmBudapest Ferenc Liszt Intl
Nov 19
BUD2:25 pmBudapest Ferenc Liszt Intl
32h 05m
2 stops
STL3:30 pmLambert-St Louis
$774
United Airlines
Jul 28
STL9:20 amLambert-St Louis
24h 30m
2 stops
BUD4:50 pmBudapest Ferenc Liszt Intl
Aug 24
BUD9:45 amBudapest Ferenc Liszt Intl
34h 40m
1 stop
STL1:25 pmLambert-St Louis
$846
United Airlines
Sep 23
STL7:00 amLambert-St Louis
26h 50m
3 stops
BUD4:50 pmBudapest Ferenc Liszt Intl
Oct 9
BUD5:55 amBudapest Ferenc Liszt Intl
14h 30m
1 stop
STL1:25 pmLambert-St Louis
$861

Lufthansa flights from St. Louis to Hungary

Our best Lufthansa deals on St. Louis to Hungary flight tickets
Lufthansa
Jul 28
STL7:05 pmLambert-St Louis
21h 25m
2 stops
BUD11:30 pmBudapest Ferenc Liszt Intl
Aug 24
BUD7:35 pmBudapest Ferenc Liszt Intl
24h 50m
1 stop
STL1:25 pmLambert-St Louis
$850
Lufthansa
Sep 23
STL3:30 pmLambert-St Louis
15h 05m
1 stop
BUD1:35 pmBudapest Ferenc Liszt Intl
Oct 9
BUD5:55 amBudapest Ferenc Liszt Intl
14h 30m
1 stop
STL1:25 pmLambert-St Louis
$852
Lufthansa
Oct 23
STL3:30 pmLambert-St Louis
12h 30m
1 stop
BUD11:00 amBudapest Ferenc Liszt Intl
Oct 31
BUD6:40 pmBudapest Ferenc Liszt Intl
26h 05m
1 stop
STL2:45 pmLambert-St Louis
$858

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 June 15, 2026.
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

Cheapest round-trip

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Mon 11/16

1:27 pm-12:35 pm

2 stops16h 08m

Budapest Ferenc Liszt Intl

Thu 11/19

2:25 pm-3:30 pm

2 stops32h 05m

$774

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Tue 7/28

8:55 am-9:40 am

1 stop17h 45m

Budapest Ferenc Liszt Intl

Mon 8/24

7:35 pm-1:25 pm

1 stop24h 50m

$842

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Wed 9/23

2:40 pm-5:10 pm

2 stops19h 30m

Budapest Ferenc Liszt Intl

Fri 10/9

5:55 am-1:25 pm

1 stop14h 30m

$845

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Tue 7/28

9:20 am-4:50 pm

2 stops24h 30m

Budapest Ferenc Liszt Intl

Mon 8/24

9:45 am-1:25 pm

1 stop34h 40m

$846

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Tue 7/28

7:05 pm-11:30 pm

2 stops21h 25m

Budapest Ferenc Liszt Intl

Mon 8/24

7:35 pm-1:25 pm

1 stop24h 50m

$850

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Wed 9/23

3:30 pm-1:35 pm

1 stop15h 05m

Budapest Ferenc Liszt Intl

Fri 10/9

5:55 am-1:25 pm

1 stop14h 30m

$852

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Tue 9/1

2:40 pm-9:40 am

1 stop12h 00m

Budapest Ferenc Liszt Intl

Wed 9/9

11:45 am-3:38 pm

2 stops34h 53m

$857

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Fri 10/23

3:30 pm-11:00 am

1 stop12h 30m

Budapest Ferenc Liszt Intl

Sat 10/31

6:40 pm-2:45 pm

1 stop26h 05m

$858
Quickest round-trip

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Tue 9/1

3:30 pm-1:25 pm

1 stop14h 55m

Budapest Ferenc Liszt Intl

Wed 9/9

5:55 am-1:25 pm

1 stop14h 30m

$859

St. LouisBudapest

STL - BUD

STLBUD

Lambert-St Louis

Wed 9/23

7:00 am-4:50 pm

3 stops26h 50m

Budapest Ferenc Liszt Intl

Fri 10/9

5:55 am-1:25 pm

1 stop14h 30m

$861

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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 June. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. The month of February is another great option to travel to Hungary, with average flight prices from St. Louis averaging around $0.

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

You could potentially save up to 22% 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

12h 30m

Direct flights

None
The fastest flight from St. Louis to Hungary takes 12h 30m
There are no direct flights from St. Louis to Hungary. There are no popular flight routes from St. Louis to Hungary.
Search flight deals

Frequently asked questions about flying from St. Louis to Hungary

  • 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 $468Free CancellationRating
6.8
8,061 reviews
Search Lufthansa flights
United AirlinesPriceFrom $562Free CancellationRating
7.4
9,831 reviews
Search United Airlines flights
British AirwaysPriceFrom $825Free CancellationRating
6.7
8,050 reviews
Search British Airways 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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