Best Flights starting from $861
from$861economy
Philadelphia (PHL)
Tue, May 5
Roundtrip
Lisbon (LIS)
Tue, May 19
from$901economy
Philadelphia (PHL)
Sat, May 2
Roundtrip
Lisbon (LIS)
Sat, May 16
from$998economy
Philadelphia (PHL)
Mon, May 4
Roundtrip
Lisbon (LIS)
Mon, May 18
from$1,052economy
Philadelphia (PHL)
Thu, May 7
Roundtrip
Lisbon (LIS)
Thu, May 21
from$1,090economy
Philadelphia (PHL)
Wed, May 6
Roundtrip
Lisbon (LIS)
Wed, May 20
from$1,140economy
Philadelphia (PHL)
Sun, May 3
Roundtrip
Lisbon (LIS)
Tue, May 19
from$1,140economy
Philadelphia (PHL)
Fri, May 8
Roundtrip
Lisbon (LIS)
Fri, May 22
from$1,154economy
Philadelphia (PHL)
Sun, May 3
Roundtrip
Lisbon (LIS)
Sun, May 17
from$1,196economy
Philadelphia (PHL)
Sat, May 2
Roundtrip
Lisbon (LIS)
Mon, May 18
from$1,260economy
Philadelphia (PHL)
Fri, May 1
Roundtrip
Lisbon (LIS)
Sun, May 17
Fields updated — click View Prices to search ↑
Other Destinations
Philadelphia (PHL) to Miami (MIA) in May from $65
From $65
Philadelphia (PHL) to Fort Lauderdale (FLL) in May from $66
From $66
Philadelphia (PHL) to Orlando (MCO) in May from $100
From $100
Philadelphia (PHL) to Knoxville (TYS) in May from $101
From $101
Philadelphia (PHL) to Tampa (TPA) in May from $123
From $123
Philadelphia (PHL) to Savannah (SAV) in May from $126
From $126
Flights from Other Cities
Porto (OPO) to Lisbon (LIS) in May from $79
From $79
Praia (RAI) to Lisbon (LIS) in May from $225
From $225
New York (Any) to Lisbon (LIS) in May from $275
From $275
New York (JFK) to Lisbon (LIS) in May from $337
From $337
Newark (EWR) to Lisbon (LIS) in May from $344
From $344
Miami (Any) to Lisbon (LIS) in May from $473
From $473
✈️ Flight Guide: Philadelphia (PHL) → Lisbon (LIS)
Complete travel information for your May journey
Departing from Philadelphia (PHL) FAQs
To find the cheapest economy fares from Humberto Delgado Airport (LIS) this month, compare prices on metasearch engines (Google Flights, Skyscanner) and set fare alerts. Book midweek, consider early-morning departures, and be flexible on travel dates; last-minute weekday deals sometimes appear for off-peak routes like Porto and Faro.
Popular budget destinations from Humberto Delgado Airport (LIS) include Porto (OPO), Faro (FAO), Madrid (MAD), Barcelona (BCN), London (LHR/LCY/LGW), and Paris (CDG/ORY). Low-cost carriers and national airline promotions frequently target these routes, offering competitive economy fares year-round.
Weekdays (Tuesdays–Thursdays) are generally cheaper for economy fares departing Humberto Delgado Airport (LIS), especially for non-holiday months. Weekend travel, particularly Fridays and Sundays, tends to carry higher prices due to leisure demand; check midweek options and red-eye flights for lower prices.
For short-haul economy flights from Humberto Delgado Airport (LIS) it’s recommended to arrive at least 90 minutes before departure; for international or long-haul economy itineraries allow 2–3 hours. Security lines can vary seasonally—arrive earlier during summer and major events like Web Summit in November to avoid stress.
Yes—August is peak season with higher economy prices due to summer travel, while January and late November often show the lowest rates after the holidays. Use fare tracking and book early for August, while short-notice deals are more common in January and February for budget travelers.
Humberto Delgado Airport (LIS) is a useful hub for connecting to long-haul routes via transfer hubs like Madrid (MAD), Barcelona (BCN), and London (LHR). For the cheapest long-haul economy tickets, consider multi-carrier itineraries with a short European connection; allow ample transfer time for checked baggage and possible delays.
Arriving at Lisbon (LIS) FAQs
'Cheapest Economy Arrival (ECO)' refers to choosing arrival hubs and times that minimize total fare and travel time in economy class—often secondary airports or less popular times. From Humberto Delgado Airport (LIS) this typically means flying to hubs like Porto, Faro, Madrid, or Barcelona during off-peak hours to secure the lowest economy fares.
Cheapest arrivals from Humberto Delgado Airport (LIS) often include Porto (Francisco Sá Carneiro Airport - OPO), Faro (FAO) for the Algarve, Madrid–Barajas (MAD) and Barcelona–El Prat (BCN) for Spain, and sometimes secondary London options like Stansted (STN) or Gatwick (LGW). These airports frequently have multiple low-cost carriers serving LIS, keeping economy prices competitive.
Many lowest-cost economy fares from Humberto Delgado Airport (LIS) exclude checked baggage and seat selection; carry-on allowances are often limited. Always check the fare rules before booking—sometimes a slightly higher economy fare that includes baggage can be cheaper overall than a no-frills ticket plus add-ons.
In June, beach and festival demand raises economy prices to airports like Faro and Barcelona; in November, business events like Web Summit in Lisbon or occasional holiday demand can increase fares to certain hubs. For cheapest arrivals, travel in shoulder periods (May or September) or book early for June and mid-November to avoid price spikes.
Yes—mixing carriers (interlining yourself) can yield cheaper economy arrivals, for example flying a low-cost carrier to Madrid then a separate budget onward flight. This is cheaper but increases transfer risk—allow extra connection time and verify baggage transfer rules when combining separate tickets.
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Events & Festivals Impacting Economy Fares at Humberto Delgado Airport (LIS)
Major events that influence economy fares at Humberto Delgado Airport (LIS): Santo António (June) increases domestic and short-haul demand; Web Summit (November) causes spikes in business-class and economy fares—book months in advance; Carnival (Feb/March) can raise weekend fares if dates fall early; Rock in Rio Lisbon (often June) creates local demand and higher prices. For cheapest economy travel during events, arrive before or after peak days, use nearby alternative airports, and book early. CTA: Check event dates and secure economy flights from LIS now to avoid premium pricing.
Best Time to Fly from Humberto Delgado Airport (LIS) for Cheapest Economy Fares
The best time to fly from Humberto Delgado Airport (LIS) for lowest economy fares is generally January–February and late October–November. Shoulder months (March–May, September) often offer good deals too. Avoid peak summer (July–August) and holiday windows like early December through early January unless you book far in advance. For the best fares, book 6–10 weeks ahead for short-haul and 2–4 months for transatlantic economy routes. CTA: Compare prices across months to find the cheapest LIS economy flights.
Direct vs Connecting Flights from Humberto Delgado Airport (LIS) — Economy Cost Comparison
Direct flights from Humberto Delgado Airport (LIS) offer convenience and less risk of missed connections, but connecting itineraries via Madrid, Barcelona, Amsterdam, or London can sometimes produce significantly cheaper economy fares. If you mix carriers to save, allow extra transfer time and protect yourself against separate-ticket risks (no baggage transfer). Use multi-city search tools to compare total travel time and all-in costs. CTA: Compare direct and connecting LIS economy options to find the best balance of price and travel time.
Airline Comparison for Cheapest Economy Flights from Humberto Delgado Airport (LIS)
TAP Air Portugal: strong network, occasional economy sale fares and included baggage on some fare classes; best for convenience and checked luggage. Ryanair: often the absolute cheapest economy base fares from LIS to many European points (especially to secondary airports) but with many add-on fees. easyJet: competitive economy pricing on popular city routes with robust schedules and simpler bag policies than ultra-low-cost carriers. Iberia & Vueling: good on Spain routes with periodic deals; often competitive if you value airport choice. Compare total cost (fare + baggage + seat fees) and read fare rules before booking to find the truly cheapest option. CTA: Compare airlines and book the cheapest economy flight from LIS today.
Seasonal Travel Tips for Economy Travelers Departing Humberto Delgado Airport (LIS)
Winter (Dec–Feb): Pack layers and expect cooler, rainy weather—book early-January economy deals for lower fares and allow extra time for winter transport delays. Spring (Mar–May): Shoulder-season bargains and pleasant weather; midweek flights often cheapest. Summer (Jun–Aug): Peak season—book months ahead; choose red-eye or early-morning flights for lower economy prices. Autumn (Sep–Nov): Great value in September and October with cheaper economy fares; watch November for event-driven spikes. Always check baggage allowances and carry-on limits to avoid add-on fees—for the cheapest total price, compare bundled fares that include luggage. CTA: Follow these seasonal tips and search current economy fares from LIS.
Flight Times & Schedules from Humberto Delgado Airport (LIS) — Economy Overview
Typical flight times from Humberto Delgado Airport (LIS) in economy class: Porto (OPO) ~ 0h 40m, Faro (FAO) ~ 0h 50m, Madrid (MAD) ~ 1h 15m, Barcelona (BCN) ~ 1h 50m, London (LHR/LCY/LGW/STN) ~ 2h 30m, Paris (CDG/ORY) ~ 2h 40m, New York (JFK/EWR) ~ 7h 20m direct. Frequency: major short-haul routes have multiple daily flights, while transatlantic services are seasonal and less frequent. For cheapest economy options, choose off-peak dayparts and midweek departures. CTA: Check live schedules and book the cheapest economy time slots from LIS.
Cheap Flights from Humberto Delgado Airport (LIS) — Economy Booking Tips
To find the cheapest economy flights from Humberto Delgado Airport (LIS), use flexible-date searches, sign up for fare alerts, and compare both global distribution systems and low-cost carriers. Consider flying to nearby arrival hubs (Porto, Faro, Madrid, Barcelona) and search alternative airport pairs. Book during off-peak months like January or late November, and scrutinize baggage and seat fees—sometimes a slightly higher bundled fare is cheaper overall. CTA: Start a fare alert for LIS economy deals today.