Cheap flights from Portugal to Dallas from $316
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 5/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Portugal to Dallas
Recent round-trip flight deals from Portugal to Dallas
Recent one-way flight deals from Portugal to Dallas
Iberia flights from Portugal to Dallas
Our best Iberia deals on Portugal to Dallas flight tickets
KLM flights from Portugal to Dallas
Our best KLM deals on Portugal to Dallas flight tickets
See travel insights to Dallas from
How to get the cheapest flight ticket from Portugal to Dallas
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?
If you are unable to visit Dallas during the month of February, then departing from Portugal during the month March is also very affordable. Most momondo users find prices during this month for around $785.
What is the cheapest day to depart on your flight to Dallas?
On average, the least expensive day to fly to Dallas 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. On the other hand, Sunday is the most expensive day to depart from Portugal because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,324.
What is the cheapest time of day to depart on your flight to Dallas?
Flying to Dallas 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. In the afternoon is when there is more demand to fly to Dallas, so prices are often more expensive at around $1,327 per ticket.
How far in advance should I book a flight to Dallas?
You are more likely to see cheaper flights to Dallas from Portugal when booking 13 weeks ahead of your departure date. In general, you can expect to find flights to Dallas for around $922 when searching 13 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dallas from Portugal for as low as $700 on momondo.
Cheap Portugal to Dallas flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portugal to Dallas
When did momondo last update prices for flights from Portugal to Dallas?
Prices for flights from Portugal to Dallas refresh daily.
How many operators does momondo search for flights from Portugal to Dallas?
As of April 2025, there is 1 operator available to choose from for flights from Portugal to Dallas.
How old do you have to be to fly from Portugal to Dallas?
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.
What documentation or ID do you need to fly to Dallas?
The required travel and health documents for your Dallas 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Portugal to Dallas
Compare and see reviews for airlines that fly from Portugal to Dallas with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $808 | Free Cancellation | Rating 7.2 10,000 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Portugal to Dallas?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portugal to Dallas. momondo saves you time and could save you money on your trip.
Can I find flights from Portugal to Dallas with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Dallas from Portugal with this policy.
How can momondo help me find flights from Portugal to Dallas?
Once you have performed a search for Portugal to Dallas flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Portugal to Dallas right now. Can momondo alert me if prices change?
Price alerts on flights to Dallas from Portugal are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.