Cheap flights from the United States to Porto (OPO) from $218

This is the cheapest one-way flight price, found on 11/28. Prices may vary by date and flight preferences.
LAX — OPO
Dec 5 — Dec 121

How far in advance should I book a flight from USA to Porto?

Users have found that booking a flight from USA to Porto at least 39 days early can save you up to 23% on average compared to booking a flight this week. If booking 39 days before your flight isn’t an option for you, users have found flights from USA to Porto for as little as $575 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $672 for flights departing within the next 3 days.

What is the cheapest month to fly from USA to Porto?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, January can be a great choice for travel to Porto. Flights to Porto from USA in January are about $715 on average during January, but can be found for as low as $361.

When is the cheapest time to fly from USA to Porto (US - OPO)?

When flying from USA to Porto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Delta flights from USA to Porto

Explore cheap flight options specifically provided by Delta for the route between USA and Porto. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,965,316 searches. Data last updated November 30, 2023.
Take a look at some of the lowest-priced Delta flights heading from USA to Porto. Come back soon if you're not finding the exact deal you're looking for.

Cheap TAP AIR PORTUGAL flights from USA to Porto

Explore cheap flight options specifically provided by TAP AIR PORTUGAL for the route between USA and Porto. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,965,316 searches. Data last updated November 30, 2023.
Browse through some of the cheapest TAP AIR PORTUGAL flights traveling from USA to Porto. Make sure to examine the flight information before completing your reservation.

Cheap USA to Porto flights in November & December 2023

Find cheap flight options from USA to Porto specifically for the months of November and December 2023. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,965,316 searches. Prices were last updated on November 30, 2023.
Listed are some of the best fares we've found on flights departing from USA to Porto in 2023. Check back soon for alternative fares.

USA to Porto 2023 flight deals

Discover exclusive flight deals for travel between USA and Porto in 2023. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,965,316 searches. Data last updated November 30, 2023.
Listed are some of the best fares we've found on flights departing from USA to Porto in 2023. Check back soon for alternative fares.

Non-stop flights to Porto from USA

Discover non-stop flight options from USA to Porto. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,965,316 searches. Data last updated November 30, 2023.
If you're seeking options on non-stop flights from USA to Porto, check out these fares. If you're looking for other options for flights from USA to Porto, make sure to update the search form at the top of page.

USA to Porto flights leaving soon

Find last-minute flight options from USA to Porto for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,965,316 searches. Data last updated November 30, 2023.
Book one of these great deals on flights from USA to Porto. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.

One-way flights to Porto from USA

Search for one-way flight options from USA to Porto. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,965,316 searches. Data last updated November 30, 2023.
Take a look at some of the best available options we've come across on one-way flights from USA to Porto. Those seeking round-trip flights from USA to Porto should utilize the search form at the the top of the page.

Find flights from USA to Porto within your budget

Customize your flight search to find flights from USA to Porto that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,965,316 searches. Data last updated November 30, 2023.

Fly from

Any airport

Fly to

Any airport

Budget

$417 - $520

Route

Depart

Return

Price

Washington, D.C. Dulles IntlPorto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Wed 1/10

2 stops13h 02m

Porto

Wed 1/24

2 stops16h 21m

$417

Washington, D.C. Reagan-NationalPorto

DCA - OPO

DCAOPO

Washington, D.C. Reagan-National

Tue 1/30

2 stops17h 55m

Porto

Wed 2/7

2 stops15h 49m

$418

Washington, D.C. Dulles IntlPorto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Tue 2/20

1 stop11h 20m

Porto

Fri 2/23

1 stop15h 00m

$420

Washington, D.C. Reagan-NationalPorto

DCA - OPO

DCAOPO

Washington, D.C. Reagan-National

Wed 1/24

2 stops13h 50m

Porto

Mon 2/5

2 stops25h 01m

$420

Washington, D.C. Dulles IntlPorto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Mon 3/4

2 stops17h 20m

Porto

Mon 3/11

1 stop12h 40m

$426

New York John F Kennedy IntlPorto

JFK - OPO

JFKOPO

New York John F Kennedy Intl

Mon 1/29

1 stop17h 45m

Porto

Mon 2/12

1 stop15h 50m

$430

NewarkPorto

EWR - OPO

EWROPO

Newark

Sat 3/2

Nonstop6h 40m

Porto

Sat 3/9

Nonstop8h 15m

$444

Washington, D.C. Dulles IntlPorto

IAD - OPO

IADOPO

Washington, D.C. Dulles Intl

Wed 1/3

1 stop23h 10m

Porto

Fri 1/19

1 stop27h 05m

$513

Boston Logan IntlPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Wed 1/24

2 stops20h 58m

Porto

Wed 2/7

1 stop12h 10m

$520

Flights are sorted by cheapest first

Deals found on 11/29

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated November 30, 2023.
Get a feel of what it's like to fly with Delta, TAP AIR PORTUGAL and Turkish Airlines from USA to Porto by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
341 reviews

Overall

8.1

Crew

8.7

Comfort

8.1

Boarding

8.2

Entertainment

8.0

Food

7.6

Reviews

1 / 10

Need more baggage weight capacity. It should be 35kg vs 25 kg. My golf clubs are already 15kg. How do I have baggage for clothes to be only 10kg?

8.1
Very good
341 reviews
8.1
Very good
341 reviews

Overall

8.1

Crew

8.7

Comfort

8.1

Boarding

8.2

Entertainment

8.0

Food

7.6

Reviews

1 / 10

Need more baggage weight capacity. It should be 35kg vs 25 kg. My golf clubs are already 15kg. How do I have baggage for clothes to be only 10kg?

7.9
Good
3,035 reviews
8.1
Very good
341 reviews

Overall

8.1

Crew

8.7

Comfort

8.1

Boarding

8.2

Entertainment

8.0

Food

7.6

Reviews

1 / 10

Need more baggage weight capacity. It should be 35kg vs 25 kg. My golf clubs are already 15kg. How do I have baggage for clothes to be only 10kg?

7.6
Good
276 reviews
8.1
Very good
341 reviews

Overall

8.1

Crew

8.7

Comfort

8.1

Boarding

8.2

Entertainment

8.0

Food

7.6

Reviews

1 / 10

Need more baggage weight capacity. It should be 35kg vs 25 kg. My golf clubs are already 15kg. How do I have baggage for clothes to be only 10kg?

7.5
Good
192 reviews
8.1
Very good
341 reviews

Overall

8.1

Crew

8.7

Comfort

8.1

Boarding

8.2

Entertainment

8.0

Food

7.6

Reviews

1 / 10

Need more baggage weight capacity. It should be 35kg vs 25 kg. My golf clubs are already 15kg. How do I have baggage for clothes to be only 10kg?

7.4
Good
198 reviews
8.1
Very good
341 reviews

Overall

8.1

Crew

8.7

Comfort

8.1

Boarding

8.2

Entertainment

8.0

Food

7.6

Reviews

1 / 10

Need more baggage weight capacity. It should be 35kg vs 25 kg. My golf clubs are already 15kg. How do I have baggage for clothes to be only 10kg?

Related info for your journey

Find useful and relevant information for your journey from USA to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Porto from United States?

Porto (OPO) is the airport you will fly into if you book a flight from United States to Porto. It is only a 6.8 mi journey from Porto (OPO) to Porto’s city center.

Can I find flights from USA to Porto for under $500 on Cheapflights?

Yes, there are multiple flights from USA to Porto for under $500. The cheapest flight booked recently is on Multiple Airlines for just $417, but on average you can expect to pay $424.

Are there nonstop flights from USA to Porto for under $500 on Cheapflights?

Cheapflights has at least 20 direct flights from USA to Porto under $500. A good price for a nonstop flight from USA to Porto is less than $559.

Are there last-minute flights available from USA to Porto for under $500?

There are currently 20+ open flights from USA to Porto within the next 7 days for less than $500.

What are the most popular routes from USA to Porto?

What are the most popular airlines that fly from USA to Porto?

What does LAX to OPO mean?

LAX stands for Los Angeles Airport, while OPO stands for Porto Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Miami Airport (MIA), San Francisco Airport (SFO), New York John F Kennedy Intl Airport (JFK), Boston Logan Intl Airport (BOS), Las Vegas Harry Reid Intl Airport (LAS) are other airports near this flight route and their unique identifiers/IATA codes.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from USA to Porto

Discover the top 10 airlines that operate flights from USA to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,965,316 searches. Data last updated November 30, 2023.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$299Average$1,171FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest$374Average$766FlexibilityNo cancel feeOn-time75%
Search KLM flights
VuelingCheapest$377Average$827FlexibilityNo cancel feeOn-time88%
Search Vueling flights
Air EuropaCheapest$382Average$939FlexibilityNo cancel feeOn-time83%
Search Air Europa flights
Brussels AirlinesCheapest$388Average$1,135FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
TAP AIR PORTUGALCheapest$393Average$995FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
LufthansaCheapest$398Average$772FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
SWISSCheapest$411Average$747FlexibilityNo cancel feeOn-time79%
Search SWISS flights
DeltaCheapest$418Average$903FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air FranceCheapest$419Average$968FlexibilityNo cancel feeOn-time77%
Search Air France flights

Search flights to Porto by cabin class

Hourly flight availability from USA to Porto

Find hourly flight availability from USA to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 30, 2023.
0%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
100%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from USA to Porto?

Deals for USA to Porto flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from USA to Porto?

Cheapflights helps you find that perfect flight to Porto from USA by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from USA to Porto with no change fees?

Yes! Cheapflights helps users easily find flights from USA to Porto with no change fees.

Can Cheapflights notify me if prices for flights from USA to Porto become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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