Cheap flights from Atlanta to Portugal from $261
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to Portugal departing on 7/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Atlanta to Portugal
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Portugal?
The cheapest month to fly to Portugal from Atlanta is in February. Flight prices, which tend to average around $680, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Portugal from Atlanta during January instead. Flights to Portugal in January, while not as cheap as those in February, still average around $690.
What is the cheapest day to depart on your flight to Portugal?
According to our data, Sunday is the cheapest day to fly to Portugal from Atlanta. The lowest ticket price found for a Sunday departure recently was $924. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Portugal is Thursday, with ticket prices averaging around $1,062.
What is the cheapest time of day to depart on your flight to Portugal?
Our most recent data shows that the best time of day to fly to Portugal is at noon. Flights from Atlanta to Portugal during this time can be as low as $955. In the afternoon is when there is more demand to fly to Portugal, so prices are often more expensive at around $1,022 per ticket.
How far in advance should I book a flight to Portugal?
You are more likely to see cheaper flights to Portugal from Atlanta when booking 10 weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $921 when searching 10 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Atlanta for as low as $827 on momondo.
What is the cheapest airline that flies from Atlanta Hartsfield-Jackson to Portugal?
United Airlines, Air Canada, and KLM are the most popular carriers operating from Atlanta Hartsfield-Jackson to Portugal
What airlines fly to Portugal?
Delta, United Airlines and British Airways are the top three most popular airlines that fly to Portugal from Atlanta according to our data. Delta is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 12 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.
Cheap Atlanta to Portugal flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Atlanta to Portugal
When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Portugal?
Prices for flights from Atlanta Hartsfield-Jackson Airport to Portugal are updated daily.
How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Portugal?
As of June 2025, there are 12 operators available to choose from for flights from Atlanta Hartsfield-Jackson Airport to Portugal.
How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Portugal?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Atlanta Hartsfield-Jackson Airport to Portugal.
What documentation or ID do you need to fly to Portugal?
The travel and health documents required for your trip to Portugal can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from Atlanta to Portugal
Compare and see reviews for airlines that fly from Atlanta to Portugal with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $546 | Free Cancellation | Rating 7.8 1,358 reviews | |||
| PriceFrom $569 | Free Cancellation | Rating 6.7 7,136 reviews | |||
| PriceFrom $571 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $579 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $580 | Free Cancellation | Rating 6.6 7,008 reviews | |||
| PriceFrom $595 | Free Cancellation | Rating 8.0 7,950 reviews | |||
| PriceFrom $600 | Free Cancellation | Rating 7.4 652 reviews | |||
| PriceFrom $604 | Free Cancellation | Rating 7.3 1,387 reviews | |||
| PriceFrom $626 | Free Cancellation | Rating 7.3 3,848 reviews | |||
| PriceFrom $664 | Free Cancellation | Rating 7.5 1,463 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Atlanta to Portugal?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portugal from Atlanta.
Can I find flights from Atlanta to Portugal with flexible booking policies on momondo?
momondo does allow users to show only those flights to Portugal from Atlanta which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Atlanta to Portugal?
momondo helps you find the best flight between Atlanta and Portugal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Atlanta to Portugal right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Atlanta to Portugal now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portugal and let you know when they change.