Cheap Flights to Costa Alentejana from CA $319

Search for your low-cost flights to Costa Alentejana, then mark the "No change fee" box underneath the "Flexible change policies" heading. It's that simple. We get that plans can change and flexibility is essential, so you can book with confidence with Expedia.

Reserve your seat with one of these airlines and the vibrant region of Costa Alentejana will be yours to explore:

• TAP Air Portugal - 190 flights to or near Costa Alentejana each month, including 190 flights to Humberto Delgado Airport (LIS) per month.
• Delta - 30 flights to or near Costa Alentejana each month, including 30 flights to Humberto Delgado Airport (LIS) per month.
• United Airlines - 30 flights to or near Costa Alentejana each month, including 30 flights to Humberto Delgado Airport (LIS) per month.

Book well in advance, fly to or from nearby airports, use frequent flyer miles — there are loads of ways! Another one is to use Expedia's "flexible dates" feature. Find your Costa Alentejana flight, then compare the cheapest prices for nearby dates. In the last seven days, the lowest price for a flight to Costa Alentejana was CA $596.

In the last seven days, round-trip airfares to Costa Alentejana sold from just CA $596 and reached a maximum cost of CA $1,312. For one-way fares taking off from Montreal (YUL), the lowest amount paid during this time was only CA $319.

Humberto Delgado Airport (LIS) is the main entry point for many eager to explore Costa Alentejana. Around 264 monthly flights land at this airport.

If you'd rather spend your vacation dollars enjoying the delights of Costa Alentejana rather than on your flight there, depart earlier in the week. The most affordable day to fly is usually Tuesday, with Monday a close second. With many folks travelling on weekends, Saturday tends to have the highest ticket prices.

Plane tickets to Costa Alentejana varied from CA $596 to CA $1,312 in the last seven days. Usually, the earlier you book the better the deal.

• Start your Costa Alentejana adventure in the buzzing city of Vila do Bispo. There's a good deal to keep you amused here, from fascinating attractions like Salema Beach to fantastic food, shopping, nightlife and more.
• When you're planning what to do on your escape, keep in mind that Vila do Bispo is known for its Mediterranean climate. It's a smart idea to check the highs and lows before you leave so you have an idea of what to expect.
• You'll want to make Portimão the next place you go. It's 32 kilometres to the east of Vila do Bispo and where you'll find João de Arens Point, one of the destination's leading tourist sights.

A superb time to visit Costa Alentejana, as well as the exciting city of Sines, is during the buzzing months of June, July and August. Summer here begins June 20, and you can look forward to average temperatures of between 18ºC and 23ºC if you visit then. This warmer weather is perfect for strolling around the city sights.

February is the top month to land a fantastic deal to Costa Alentejana. Keep in mind that the costliest time to purchase tickets in the U.S. isn't the middle of summer, but the festive month of December.