Cheap flights from Portugal to Dallas from $441
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portugal to Dallas departing on 9/11. 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 Portugal to Dallas/Fort Worth Airport
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 Dallas/Fort Worth Airport?
The cheapest month to fly to Dallas/Fort Worth Airport from Portugal is in February. Flight prices, which tend to average around $755, are often lower during this time because this is during the off-season. If you’re not able to fly to Dallas/Fort Worth Airport in February, then March is your next best option. Flight prices from Portugal to Dallas/Fort Worth Airport during March average around $785.
What is the cheapest day to depart on your flight to Dallas/Fort Worth Airport?
On average, the least expensive day to fly to Dallas/Fort Worth Airport from Portugal is on a Thursday. momondo users have found tickets for Thursday departures for as low as $818. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Portugal to Dallas/Fort Worth Airport for around $1,324.
What is the cheapest time of day to depart on your flight to Dallas/Fort Worth Airport?
Flying to Dallas/Fort Worth Airport from Portugal in the morning is the least expensive time of day to depart. momondo users have found prices as low as $967 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,327 on average. Flights to Dallas/Fort Worth Airport from Portugal in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.
Can stopping save me money on Portugal to Dallas/Fort Worth Airport flights?
You could potentially save up to 13% on your flight if you consider stops on a Portugal to Dallas/Fort Worth Airport flight.
Cheap Portugal to Dallas/Fort Worth Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portugal to Dallas/Fort Worth Airport
When did momondo last update prices for flights from Portugal to Dallas/Fort Worth Airport?
Prices for flights from Portugal to Dallas/Fort Worth Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Portugal to Dallas/Fort Worth Airport?
As of June 2025, there are 2 operators available to choose from for flights from Portugal to Dallas/Fort Worth Airport.
How old do you have to be to fly from Portugal to Dallas/Fort Worth Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portugal to Dallas/Fort Worth Airport.
What documentation or ID do you need to fly to Dallas/Fort Worth Airport?
The required travel and health documents for your Dallas/Fort Worth Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Dallas/Fort Worth Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Portugal to Dallas/Fort Worth Airport
Compare and see reviews for airlines that fly from Portugal to Dallas/Fort Worth Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $790 | Free Cancellation | Rating 7.2 10,000 reviews |
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Why should I use momondo to find a flight deal from Portugal to Dallas?
Finding the right flight to Dallas from Portugal is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Dallas quick and easy, saving you time and money.
Can I find flights from Portugal to Dallas with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Portugal to Dallas flights to just show those with flexible booking policies.
How can momondo help me find flights from Portugal to Dallas?
momondo provides multiple filters to help you find the best flight to Dallas from Portugal. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Portugal to Dallas right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Dallas, momondo offers a useful price alert feature which will track prices for flights to Dallas from Portugal and alert you when they change.