Heads up, deal hunters! If you've been dreaming of sipping port wine in Portugal, now might be the time to book. The Flight Deal is reporting some sweet fares to Porto (OPO) for under $700 roundtrip. While the exact price will depend on your specific travel dates and routing, this is still a fantastic deal for a European getaway. What makes this deal extra appealing? The fare includes advance seat selection and a standard-sized carry-on. That means no extra fees just to sit next to your travel buddy or lug your essentials onboard! Why does this matter to you? Well, flights to Europe can often break the bank, especially during peak season. Snagging a fare like this frees up your budget to indulge in delicious Portuguese cuisine, explore historic sites, or even tack on a side trip to Lisbon. Keep in mind that these deals tend to disappear quickly, so if Porto's calling your name, it's worth checking out those flight options ASAP!