Cheap flights from Austin to Porto from $488
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Porto departing on 6/16. 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.
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 Austin to Porto
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
British Airways flights from Austin to Porto
Our best British Airways deals on Austin to Porto flight tickets
Lufthansa flights from Austin to Porto
Our best Lufthansa deals on Austin to Porto flight tickets
See travel insights to Porto from
How to get the cheapest flight ticket from Austin to Porto
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 Porto?
The month of November is, on average, the cheapest month to fly to Porto from Austin, with most prices found around $716. If you aren’t able to travel during the month of November, then book flights to Porto from Austin during January instead. Flights to Porto in January, while not as cheap as those in November, still average around $720.
What is the cheapest day to depart on your flight to Porto?
The cheapest day to depart on your flight to Porto is on a Wednesday when prices can be found for as low as $988. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,303. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.
What is the cheapest time of day to depart on your flight to Porto?
At noon is the cheapest time of day to fly from Austin to Porto when you can find flight prices for as low as $1,012. Flying to Porto at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,381 on average. Flights to Porto from Austin in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.
How far in advance should I book a flight to Porto?
You are more likely to see cheaper flights to Porto from Austin when booking 24 weeks ahead of your departure date. In general, you can expect to find flights to Porto for around $1,054 when searching 24 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from Austin for as low as $763 on momondo.
What is the cheapest airline that flies from Austin Bergstrom to Porto?
Iberia, Air Canada, and United Airlines are the most popular carriers operating from Austin Bergstrom to Porto
What airlines fly to Porto?
United Airlines, Delta and KLM are the top three most popular airlines that fly to Porto from Austin according to our data. United Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Porto. Keep in mind that there are 5 different airlines that fly to Porto on a routine basis, so you have a few additional options to choose from.
When to book flights from Austin to Porto
Cheap Austin to Porto (AUS to OPO) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Austin to Porto
How far is Austin Bergstrom to Porto by plane?
Austin Bergstrom and Porto are 4833.8 mi apart from one another. In terms of flight time, this usually takes a little over 11h 55m.
When did momondo last update prices for flights from Austin Bergstrom Airport to Porto Airport?
Prices for flights from Austin Bergstrom Airport to Porto Airport are updated daily.
How many operators does momondo search for flights from Austin Bergstrom Airport to Porto Airport?
As of March 2025, there are 5 operators available to choose from for flights from Austin Bergstrom Airport to Porto Airport.
How old do you have to be to fly from Austin Bergstrom Airport to Porto Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Austin Bergstrom Airport to Porto Airport.
What documentation or ID do you need to fly to Porto Airport?
The travel and health documents you'll need for your trip to Porto Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Porto Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Austin to Porto?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Austin to Porto is United Airlines (43% of total bookings). The next most popular airlines are Delta (24%), KLM (18%), and Iberia (8%).
Best airlines flying from Austin to Porto
Compare and see reviews for airlines that fly from Austin to Porto with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $519 | Free Cancellation | Rating 7.0 2,651 reviews | |||
| PriceFrom $623 | Free Cancellation | Rating 6.7 6,955 reviews | |||
| PriceFrom $644 | Free Cancellation | Rating 7.8 1,321 reviews | |||
| PriceFrom $655 | Free Cancellation | Rating 8.0 7,895 reviews | |||
| PriceFrom $880 | Free Cancellation | Rating 7.4 8,603 reviews |
Traveling to a place near Porto?
Book flights to Porto if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Austin to Porto?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Austin to Porto. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Austin to Porto with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Porto from Austin with this policy.
How can momondo help me find flights from Austin to Porto?
momondo provides multiple filters to help you find the best flight to Porto from Austin. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Austin to Porto right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Austin to Porto flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.