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Portugal

$236+ Cheap flights from the United States to Portugal

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LIS
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheap flight deals from USA to Portugal

Keep the following information in mind while searching for USA to Portugal flight deals. Data was last updated April 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$563
(Vueling Global)

One-way from

$236
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$831

Good round-trip deal

$551 or less

Good one-way deal

$240 or less
Provider with most accurate pricing for New York (NYC)-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Lisbon Humberto Delgado flights.
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From USA to Portugal
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One-way flight from USA to Portugal
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Highest demand for flights based on searches. 21% potential increase in price ($216 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from USA to Portugal.
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Price to beat on a one-way flight from USA to Portugal.
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Find flight deals from USA to Portugal

Cheapest flights from USA to Portugal
Explore the most affordable flight options available from USA to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

This Gurufare deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1310:40 pmBOS - PDL
1 stop12h 05mTAP AIR PORTUGAL
Thu 10/236:30 amPDL - BOS
1 stop17h 20mTAP AIR PORTUGAL
Deal found 3/31$551
This Booking.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1210:50 pmEWR - LIS
Nonstop7h 00mTAP AIR PORTUGAL
Wed 5/2112:15 pmLIS - EWR
Nonstop8h 05mTAP AIR PORTUGAL
Deal found 3/31$552
This Mytrip deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/511:00 pmEWR - LIS
2 stops17h 25mMultiple Airlines
Thu 5/86:30 amLIS - EWR
1 stop19h 30mMultiple Airlines
Deal found 3/31$558
This FlightHub deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/119:20 pmBOS - LIS
2 stops19h 55mMultiple Airlines
Tue 11/185:50 pmLIS - BOS
1 stop31h 15mMultiple Airlines
Deal found 4/1$561
This KAYAK deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2810:20 pmBOS - PDL
Nonstop4h 55mAzores Airlines
Sat 11/85:55 pmPDL - BOS
Nonstop6h 10mAzores Airlines
Deal found 4/1$561
This Booking.com deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/99:15 pmBOS - PDL
Nonstop5h 05mMultiple Airlines
Wed 10/1510:45 amPDL - BOS
1 stop13h 20mMultiple Airlines
Deal found 4/1$563
This Iberia deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2911:55 pmBOS - LIS
1 stop12h 10mIberia
Wed 5/72:00 pmLIS - BOS
1 stop12h 05mIberia
Deal found 4/1$564
This FlightHub deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/129:20 pmBOS - LIS
1 stop9h 30mAzores Airlines
Wed 11/192:05 pmLIS - BOS
1 stop11h 00mAzores Airlines
Deal found 4/1$567
This oojo deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/78:40 pmIAD - LIS
1 stop9h 55mRoyal Air Maroc
Tue 11/115:55 pmLIS - IAD
1 stop29h 45mRoyal Air Maroc
Deal found 3/31$567
This Kiwi.com deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1210:50 pmBOS - LIS
1 stop17h 35mVueling
Thu 5/159:15 pmLIS - BOS
1 stop28h 50mVueling
Deal found 4/1$574
This Kissandfly.com deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/275:30 pmBOS - LIS
1 stop12h 15mAer Lingus
Sun 5/410:15 pmLIS - BOS
1 stop21h 25mAer Lingus
Deal found 4/1$577
This Scandinavian Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/266:30 pmEWR - LIS
1 stop22h 40mScandinavian Airlines
Wed 12/37:05 amLIS - EWR
1 stop13h 45mScandinavian Airlines
Deal found 3/31$577

Cheapflights Fare Finder

Customize your flight search to find flights from USA to Portugal 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 2,558,603 searches. Data last updated April 2, 2025.
Use the filters below to find and compare flights from the United States to Portugal that are best for you.

Fly from

USA

Fly to

Portugal

Route

Depart

Return

Price

NewarkLisbon

EWR - LIS

EWRLIS

Newark

Mon 5/12

10:50 pm-10:50 am

Nonstop7h 00m

Lisbon Humberto Delgado

Wed 5/21

12:15 pm-3:20 pm

Nonstop8h 05m

$552

NewarkLisbon

EWR - LIS

EWRLIS

Newark

Mon 5/5

11:00 pm-9:25 pm

2 stops17h 25m

Lisbon Humberto Delgado

Thu 5/8

6:30 am-9:00 pm

1 stop19h 30m

$558

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Tue 4/29

11:55 pm-5:05 pm

1 stop12h 10m

Lisbon Humberto Delgado

Wed 5/7

2:00 pm-9:05 pm

1 stop12h 05m

$564

BostonPonta Delgada

BOS - PDL

BOSPDL

Boston Logan Intl

Mon 4/28

9:15 pm-8:05 pm

1 stop18h 50m

Ponta Delgada Nordela

Mon 5/5

8:15 pm-7:50 pm

1 stop27h 35m

$564

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Mon 5/12

10:50 pm-9:25 pm

1 stop17h 35m

Lisbon Humberto Delgado

Thu 5/15

9:15 pm-9:05 pm

1 stop28h 50m

$574

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

Wed 9/17

9:05 pm-12:15 pm

1 stop10h 10m

Lisbon Humberto Delgado

Tue 9/30

6:40 pm-7:05 pm

1 stop29h 25m

$575

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Sun 4/27

5:30 pm-10:45 am

1 stop12h 15m

Lisbon Humberto Delgado

Sun 5/4

10:15 pm-2:40 pm

1 stop21h 25m

$577

NewarkPorto

EWR - OPO

EWROPO

Newark

Sat 5/10

6:50 pm-11:10 am

2 stops35h 20m

Porto

Fri 5/16

5:55 pm-2:55 pm

1 stop26h 00m

$580

NewarkLisbon

EWR - LIS

EWRLIS

Newark

Sat 4/26

8:25 pm-9:20 pm

1 stop19h 55m

Lisbon Humberto Delgado

Sun 5/4

10:25 pm-7:10 pm

1 stop25h 45m

$586

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Sun 5/11

9:15 pm-11:05 pm

1 stop19h 50m

Lisbon Humberto Delgado

Fri 5/23

7:20 am-6:15 pm

1 stop16h 55m

$588

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 60 results
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Best time to book a flight from USA to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from USA with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from the United States to Portugal

What is the cheapest month to book a flight from USA to Portugal?

Currently, January is the cheapest month in which you can book a flight from USA to Portugal (average of $612). Flying from USA to Portugal in June is currently the most expensive (average of $1,203). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from US to PT?

Find hourly flight availability from USA to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from USA to Portugal as you normally would.

Rainfall in Portugal by month

Plan your trip to Portugal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

Plan your trip to Portugal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated April 2, 2025.
Read through reviews of airlines operating flights from USA to Portugal, such as Delta, Porter Airlines and KLM. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,897 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Porter Airlines
7.9
Good
278 reviews
Delta
8.0
Very good
7,897 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
7,897 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Transat
7.8
Good
382 reviews
Delta
8.0
Very good
7,897 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,897 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • How popular is this USA to Portugal flight route?

    The United States to Portugal flight path was viewed by 21 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from USA to Portugal one-way?

    $236 is the cheapest one-way deal found within the past few days, from TAP AIR PORTUGAL. You may also be able to find cheap deals on Azores Airlines and Iberia, with prices starting from $248 and $278, respectively.

  • Can I find deals for flights from USA to Portugal that include hotel bookings?

    Yes. In addition to deals on USA to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from USA to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from USA to Portugal.

  • Can I find deals for business class flights from USA to Portugal?

    Yes. Cheapflights offers flight deals from USA to Portugal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from USA to Portugal?

    Currently, January is the cheapest month in which you can book a flight from USA to Portugal (average of $612). Flying from USA to Portugal in June is currently the most expensive (average of $1,203). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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.

Alternative routes for USA to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Newark to Heathrow flights
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Newark to Leonardo da Vinci/Fiumicino flights
Newark to Athens flights
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LaGuardia to Heathrow flights
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O'Hare Intl to Charles de Gaulle flights
Dulles Intl to Charles de Gaulle flights
Dallas/Fort Worth to Heathrow flights
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O'Hare Intl to Athens flights
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Boston to Charles de Gaulle flights
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Newark to Dublin flights
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LaGuardia to Leonardo da Vinci/Fiumicino flights
Boston to Dublin flights
Boston to Gatwick flights
Dulles Intl to Leonardo da Vinci/Fiumicino flights
Stewart to Stansted flights
Newark to Frankfurt flights

Top 10 airlines flying from USA to Portugal

Discover the top 10 airlines that operate flights from USA to Portugal. 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 2,558,603 searches. Data last updated April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$260Average$730FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$323Average$746FlexibilityNo cancel feeOn-time77%
PLAYCheapest$332Average$511FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$370Average$799FlexibilityNo cancel feeOn-time76%
SWISSCheapest$377Average$885FlexibilityNo cancel feeOn-time79%
VuelingCheapest$403Average$721FlexibilityNo cancel feeOn-time88%
IcelandairCheapest$458Average$646FlexibilityNo cancel feeOn-time76%
Air EuropaCheapest$462Average$735FlexibilityNo cancel feeOn-time83%
IberiaCheapest$471Average$948FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$479Average$975FlexibilityNo cancel feeOn-time71%

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