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Cheap flights from London Luton Airport to Buenos Aires from £378

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 24/4. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — BUE
29 Apr — 6 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Luton to Buenos Aires

Enter your travel dates to find the best prices.

Cheapest flights from Luton to Buenos Aires
Explore the most affordable flight options available from Luton to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 March 2026.

Sun 17/508:30
LTN
-
EZE
2 stops35h 10m
Multiple Airlines
Tue 2/614:55
EZE
-
LTN
2 stops28h 50m
Multiple Airlines
Deal found 25/3£773
Fri 15/505:40
LTN
-
EZE
3 stops35h 35m
Multiple Airlines
Mon 1/602:20
EZE
-
LTN
2 stops30h 55m
Multiple Airlines
Deal found 25/3£810
Mon 4/505:40
LTN
-
EZE
2 stops28h 10m
Multiple Airlines
Tue 19/500:25
EZE
-
LTN
2 stops30h 35m
Multiple Airlines
Deal found 25/3£849
Mon 18/519:40
LTN
-
EZE
2 stops32h 45m
Multiple Airlines
Wed 3/607:10
EZE
-
LTN
2 stops30h 55m
Multiple Airlines
Deal found 29/3£856
Mon 14/907:55
LTN
-
EZE
1 stop26h 50m
Multiple Airlines
Thu 24/913:25
EZE
-
LTN
1 stop20h 20m
Multiple Airlines
Deal found 26/3£860
Fri 5/617:50
LTN
-
EZE
2 stops39h 50m
Multiple Airlines
Thu 11/613:25
EZE
-
LTN
1 stop20h 20m
Multiple Airlines
Deal found 29/3£887
Mon 11/519:40
LTN
-
EZE
2 stops32h 45m
Multiple Airlines
Sun 17/502:20
EZE
-
LTN
3 stops36h 45m
Multiple Airlines
Deal found 27/3£891
Mon 11/519:40
LTN
-
EZE
2 stops32h 45m
Multiple Airlines
Mon 18/502:20
EZE
-
LTN
3 stops41h 25m
Multiple Airlines
Deal found 26/3£896

Find flight deals from Luton to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Luton (LTN) to Buenos Aires (BUE). 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 30 March 2026.

Round-trip from

£773

One-way from

£378

Popular in

December

Cheapest in

September

Average price

£909
17/5-2/6
  • 17/5-2/6
  • 4 total stops
  • 64h 00m total
  • London to Buenos Aires
Search Deals
24/4
  • 24/4
  • 3 total stops
  • 60h 00m total
  • London to Buenos Aires
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£37 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Luton to Buenos Aires 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 858,174 searches. Data last updated 30 March 2026.
Use the filters below to find and compare flights from London Luton Airport to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBuenos Aires

LTN - EZE

LTNEZE

London Luton

Sun 17/5

08:30-15:40

2 stops35h 10m

Buenos Aires Ministro Pistarini

Tue 2/6

14:55-23:45

2 stops28h 50m

£773

LondonBuenos Aires

LTN - EZE

LTNEZE

London Luton

Sun 26/4

05:40-05:40

2 stops28h 00m

Buenos Aires Ministro Pistarini

Tue 5/5

02:20-18:05

2 stops35h 45m

£1,027

LondonBuenos Aires

LTN - EZE

LTNEZE

London Luton

Sun 10/5

14:45-00:25

2 stops37h 40m

Buenos Aires Ministro Pistarini

Sun 17/5

11:00-11:00

1 stop20h 00m

£1,055
Fastest return journey

LondonBuenos Aires

LTN - EZE

LTNEZE

London Luton

Sat 9/5

06:20-19:55

1 stop17h 35m

Buenos Aires Ministro Pistarini

Mon 18/5

21:40-19:05

1 stop17h 25m

£1,114

LondonBuenos Aires

LTN - EZE

LTNEZE

London Luton

Mon 20/7

07:55-01:50

2 stops21h 55m

Buenos Aires Ministro Pistarini

Sat 8/8

13:25-13:45

1 stop20h 20m

£1,151

LondonBuenos Aires

LTN - EZE

LTNEZE

London Luton

Sat 2/5

12:45-13:15

3 stops28h 30m

Buenos Aires Ministro Pistarini

Sat 9/5

07:30-18:05

3 stops30h 35m

£1,160

LondonBuenos Aires

LTN - EZE

LTNEZE

London Luton

Fri 5/6

12:30-07:40

1 stop23h 10m

Buenos Aires Ministro Pistarini

Mon 15/6

12:10-13:45

1 stop21h 35m

£1,167

LondonBuenos Aires

LTN - EZE

LTNEZE

London Luton

Wed 13/5

18:10-07:40

1 stop17h 30m

Buenos Aires Ministro Pistarini

Wed 20/5

12:10-13:45

1 stop21h 35m

£1,175

LondonBuenos Aires

LTN - EZE

LTNEZE

London Luton

Mon 20/7

08:00-06:45

1 stop26h 45m

Buenos Aires Ministro Pistarini

Thu 27/8

13:25-13:45

1 stop20h 20m

£1,302

LondonBuenos Aires

LTN - EZE

LTNEZE

London Luton

Fri 17/4

05:40-05:40

2 stops28h 00m

Buenos Aires Ministro Pistarini

Sun 17/5

11:00-11:00

1 stop20h 00m

£1,344

Flights are sorted by cheapest return flights first.

Deals found on 28/3

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Luton to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Luton with our price prediction graph.
Estimated return 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 London Luton Airport to Buenos Aires

How often are flights from London to Buenos Aires delayed?

About 0% of weekly flights between London and Buenos Aires have experienced delays in the past year, with the average delay time being 0 minutes.

What is the most punctual flight time for London to Buenos Aires flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Sunday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Related info for your journey

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

  • Can I find deals for flights from Luton to Buenos Aires that include hotel bookings?

    Yes. In addition to deals on Luton to Buenos Aires flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Luton to Buenos Aires?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Luton to Buenos Aires.

  • Can I find deals for business class flights from Luton to Buenos Aires?

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

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How does Cheapflights help users find flights from Luton to Buenos Aires?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Luton to Buenos Aires. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Luton to Buenos Aires?

Cheapflights simply makes it quick and affordable to book flights from Luton to Buenos Aires by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Luton to Buenos Aires with no change fees?

Yes, we can. To see specific flights from Luton to Buenos Aires with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Luton to Buenos Aires become cheaper?

Yes, Cheapflights offers price alerts on Luton to Buenos Aires flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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