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Lisbon to Barcelona flights in December 2026 from $17 LIS → BCN, YJB

Lisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN), Sants Railway Station (YJB)

For departures in December 2026, the cheapest return found recently is $44 with Ryanair, 14 Dec – 15 Dec, found 2 days ago. The cheapest one-way found recently is $17 with Ryanair, 17 Dec, found 2 days ago.

Return

In December 2026, the cheapest return fare on each of 10 departure dates is usually $60 to $104. Across all 51 departure dates we hold on this route, it is usually $70 to $113. Of the 6 months with enough return fares to compare, 1 is usually cheaper than December 2026.

Cheapest return found recently

$44

14 Dec – 15 Dec · Ryanair

Lisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)

out nonstop, back nonstop

found 2 days ago

See prices for these datesCheck today's price

It is also the cheapest return we hold, of any age.

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
14 Dec – 15 Dec$44Ryanairout nonstop, back nonstopfound 2 days agoSee prices for these dates
22 Dec – 5 Jan 2027$48Ryanairout nonstop, back nonstopfound 4 days agoSee prices for these dates
12 Dec – 15 Dec$56Ryanairout nonstop, back nonstopfound 5 days agoSee prices for these dates
11 Dec – 13 Dec$70Vuelingout nonstop, back nonstopfound 6 days agoSee prices for these dates
10 Dec – 13 Dec$71Vuelingout nonstop, back nonstopfound 7 days agoSee prices for these dates

Every date we hold

10 departure dates

1 Dec – 5 Dec: $95, found 5 days ago5 Dec – 7 Dec: $79, found 2 days ago7 Dec – 11 Dec: $128, found 5 days ago10 Dec – 13 Dec: $71, found 7 days ago11 Dec – 13 Dec: $70, found 6 days ago12 Dec – 15 Dec: $56, found 5 days ago14 Dec – 15 Dec: $44, found 2 days ago22 Dec – 5 Jan 2027: $48, found 4 days ago24 Dec – 27 Dec: $107, found 5 days ago25 Dec – 3 Jan 2027: $113, found 3 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Dec – 5 Dec$95RyanairLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
5 Dec – 7 Dec$79RyanairLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
7 Dec – 11 Dec$128easyJetLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
10 Dec – 13 Dec$71VuelingLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)out nonstop, back nonstopfound 7 days agoSee prices for these dates
11 Dec – 13 Dec$70VuelingLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
12 Dec – 15 Dec$56RyanairLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
14 Dec – 15 Dec$44RyanairLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
22 Dec – 5 Jan 2027$48RyanairLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)out nonstop, back nonstopfound 4 days agoSee prices for these dates
24 Dec – 27 Dec$107VuelingLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
25 Dec – 3 Jan 2027$113VuelingLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)out nonstop, back nonstopfound 3 days agoSee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $44.

November 2026From $979 departure dates27 Nov – 30 Nov · found 7 days agoSee prices for these datesEvery date in November 2026
December 2026From $44Cheapest seen10 departure dates14 Dec – 15 Dec · found 2 days agoSee prices for these dates
January 2027From $5310 departure dates8 Jan 2027 – 14 Jan 2027 · found 4 days agoSee prices for these datesEvery date in January 2027
February 2027From $537 departure dates26 Feb 2027 – 28 Feb 2027 · found 4 days agoSee prices for these datesEvery date in February 2027
March 2027From $746 departure dates6 Mar 2027 – 8 Mar 2027 · found 8 days agoSee prices for these dates
April 2027From $582 departure dates1 Apr 2027 – 10 Apr 2027 · found 2 days agoSee prices for these datesEvery date in April 2027
May 2027From $904 departure dates7 May 2027 – 8 May 2027 · found 2 days agoSee prices for these datesEvery date in May 2027
July 2027From $821 departure date22 Jul 2027 – 25 Jul 2027 · found 4 days agoSee prices for these dates
October 2027From $1242 departure dates9 Oct 2027 – 14 Oct 2027 · found 3 days agoSee prices for these dates

One-way

In December 2026, the cheapest one-way fare on each of 9 departure dates is usually $20 to $25. Across all 46 departure dates we hold on this route, it is usually $30 to $48. Of the 5 months with enough one-way fares to compare, December 2026 is usually the cheapest.

Cheapest one-way found recently

$17

17 Dec · Ryanair

Lisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)

nonstop

found 2 days ago

Open this tripCheck today's price

It is also the cheapest one-way we hold, of any age.

FareTell may earn a commission when you book through a partner.

The cheapest dates in December 2026

DatesFromAirlineStopsFound
17 Dec$17Ryanairnonstopfound 2 days agoOpen this trip
16 Dec$19Ryanairnonstopfound 4 days agoOpen this trip
21 Dec$20Ryanairnonstopfound 2 days agoOpen this trip
2 Dec$23Ryanairnonstopfound 7 days agoOpen this trip
31 Dec$23Vuelingnonstopfound 6 days agoOpen this trip

Every date we hold

9 departure dates

1 Dec: $32, found 2 days ago2 Dec: $23, found 7 days ago13 Dec: $29, found 3 days ago14 Dec: $25, found 4 days ago15 Dec: $24, found 4 days ago16 Dec: $19, found 4 days ago17 Dec: $17, found 2 days ago21 Dec: $20, found 2 days ago31 Dec: $23, found 6 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Dec$32RyanairLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)nonstopfound 2 days agoOpen this trip
2 Dec$23RyanairLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)nonstopfound 7 days agoOpen this trip
13 Dec$29easyJetLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)nonstopfound 3 days agoOpen this trip
14 Dec$25easyJetLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)nonstopfound 4 days agoOpen this trip
15 Dec$24easyJetLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)nonstopfound 4 days agoOpen this trip
16 Dec$19RyanairLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)nonstopfound 4 days agoOpen this trip
17 Dec$17RyanairLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)nonstopfound 2 days agoOpen this trip
21 Dec$20RyanairLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)nonstopfound 2 days agoOpen this trip
31 Dec$23VuelingLisbon Portela Airport (LIS) → Barcelona-El Prat Airport (BCN)nonstopfound 6 days agoOpen this trip

Which month looks cheapest?

December 2026 is the cheapest month — from $17.

November 2026From $391 departure date21 Nov · found 7 days agoOpen this tripEvery date in November 2026
December 2026From $17Cheapest seen9 departure dates17 Dec · found 2 days agoOpen this trip
January 2027From $223 departure dates19 Jan 2027 · found 5 days agoOpen this tripEvery date in January 2027
February 2027From $342 departure dates12 Feb 2027 · found 7 days agoOpen this tripEvery date in February 2027
March 2027From $306 departure dates8 Mar 2027 · found 4 days agoOpen this trip
April 2027From $347 departure dates1 Apr 2027 · found 7 days agoOpen this tripEvery date in April 2027
May 2027From $349 departure dates14 May 2027 · found 7 days agoOpen this tripEvery date in May 2027
June 2027From $361 departure date19 Jun 2027 · found 3 days agoOpen this trip
July 2027From $362 departure dates9 Jul 2027 · found 3 days agoOpen this trip
August 2027From $462 departure dates7 Aug 2027 · found 3 days agoOpen this trip
September 2027From $502 departure dates23 Sept 2027 · found 2 days agoOpen this trip
October 2027From $652 departure dates16 Oct 2027 · found 3 days agoOpen this trip

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work