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$187+ 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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LIS
ene. 28 — feb. 41
mar. 1/28
mar. 2/4
1 adult, Economy
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Cheap flight deals from USA to Portugal

Discover tips and strategies to find the most affordable flight options for your journey from USA (US0) to Portugal (PT0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 23, 2025.

Round-trip from

$459
(Mytrip)

One-way from

$187
(French Bee)

Good round-trip deal

$501 or less

Good one-way deal

$236 or less
From USA to Portugal
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One-way flight from USA to Portugal
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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 enero 23, 2025.

This Mytrip deal was found by Cheapflights users on 1/23. 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.
dom. 2/2312:15 amEWR - OPO
Nonstop6h 40mTAP AIR PORTUGAL
mié. 3/56:00 pmOPO - EWR
1 stop26h 30mTAP AIR PORTUGAL
Deal found 1/23$459
This AirNGo deal was found by Cheapflights users on 1/22. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 1/256:10 pmBOS - PDL
1 stop20h 25mTAP AIR PORTUGAL
vie. 1/317:25 pmPDL - BOS
1 stop23h 05mTAP AIR PORTUGAL
Deal found 1/22$460
This Gotogate deal was found by Cheapflights users on 1/23. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/2410:15 pmBOS - PDL
2 stops12h 55mAzores Airlines
lun. 3/316:05 pmPDL - BOS
Nonstop5h 45mAzores Airlines
Deal found 1/23$481
This Mytrip deal was found by Cheapflights users on 1/23. 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.
dom. 2/29:20 pmBOS - LIS
1 stop9h 30mAzores Airlines
dom. 2/94:00 pmLIS - BOS
2 stops33h 05mAzores Airlines
Deal found 1/23$483
This Kiwi.com deal was found by Cheapflights users on 1/23. 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.
dom. 3/237:10 pmBOS - LIS
Nonstop6h 25mMultiple Airlines
mié. 4/29:10 amLIS - BOS
1 stop16h 55mMultiple Airlines
Deal found 1/23$484
This Kiwi.com deal was found by Cheapflights users on 1/21. 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.
sáb. 2/111:00 pmEWR - OPO
1 stop12h 10mMultiple Airlines
mié. 3/1210:50 amOPO - EWR
1 stop14h 10mMultiple Airlines
Deal found 1/21$484
This Iberia deal was found by Cheapflights users on 1/21. 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.
mar. 2/411:25 pmBOS - LIS
1 stop17h 00mIberia
sáb. 2/81:50 pmLIS - BOS
1 stop12h 05mIberia
Deal found 1/21$492
This Mytrip deal was found by Cheapflights users on 1/22. 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.
lun. 2/39:15 pmBOS - PDL
2 stops22h 10mMultiple Airlines
lun. 2/178:05 pmPDL - BOS
1 stop28h 00mMultiple Airlines
Deal found 1/22$494
This oojo deal was found by Cheapflights users on 1/22. 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.
mar. 4/110:05 pmJFK - LIS
1 stop16h 10mAir Europa
mar. 4/87:40 amLIS - JFK
1 stop15h 05mAir Europa
Deal found 1/22$499
This Gotogate deal was found by Cheapflights users on 1/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 1/2310:50 pmBOS - LIS
Nonstop6h 25mTAP AIR PORTUGAL
sáb. 2/111:40 amLIS - BOS
Nonstop7h 50mTAP AIR PORTUGAL
Deal found 1/22$500
This Ovago deal was found by Cheapflights users on 1/23. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/510:00 pmJFK - LIS
Nonstop6h 55mTAP AIR PORTUGAL
mié. 2/124:40 pmLIS - JFK
Nonstop8h 25mTAP AIR PORTUGAL
Deal found 1/23$501
This FlightHub deal was found by Cheapflights users on 1/23. 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.
mar. 3/181:35 amEWR - LIS
1 stop15h 25mTAP AIR PORTUGAL
dom. 3/3012:15 pmLIS - EWR
Nonstop8h 05mTAP AIR PORTUGAL
Deal found 1/23$502

Find flights from USA to Portugal within your budget

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 enero 23, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

NewarkPorto

EWR - OPO

EWROPO

Newark

dom. 2/23

12:15 am-11:55 am

Nonstop6h 40m

Porto

mié. 3/5

6:00 pm-3:30 pm

1 stop26h 30m

$459

NewarkPorto

EWR - OPO

EWROPO

Newark

lun. 2/24

11:00 pm-9:15 pm

2 stops17h 15m

Porto

mié. 3/5

7:35 am-9:00 pm

2 stops18h 25m

$474

BostonPonta Delgada

BOS - PDL

BOSPDL

Boston Logan Intl

mié. 2/26

6:10 pm-11:45 pm

1 stop25h 35m

Ponta Delgada Nordela

mié. 3/12

7:25 pm-3:25 pm

1 stop23h 00m

$478

BostonPonta Delgada

BOS - PDL

BOSPDL

Boston Logan Intl

lun. 3/3

9:15 pm-11:25 pm

2 stops22h 10m

Ponta Delgada Nordela

lun. 3/17

5:55 pm-9:05 pm

Nonstop6h 10m

$480

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

dom. 2/2

9:20 pm-11:50 am

1 stop9h 30m

Lisbon Humberto Delgado

dom. 2/9

4:00 pm-8:05 pm

2 stops33h 05m

$483

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

dom. 3/23

7:10 pm-5:35 am

Nonstop6h 25m

Lisbon Humberto Delgado

mié. 4/2

9:10 am-9:05 pm

1 stop16h 55m

$484

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

sáb. 2/1

10:40 pm-9:25 pm

1 stop17h 45m

Lisbon Humberto Delgado

sáb. 2/15

1:50 pm-8:55 pm

1 stop12h 05m

$490

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

mar. 2/4

11:25 pm-9:25 pm

1 stop17h 00m

Lisbon Humberto Delgado

sáb. 2/8

1:50 pm-8:55 pm

1 stop12h 05m

$492

New YorkLisbon

JFK - LIS

JFKLIS

New York John F Kennedy Intl

mar. 4/1

10:05 pm-7:15 pm

1 stop16h 10m

Lisbon Humberto Delgado

mar. 4/8

7:40 am-5:45 pm

1 stop15h 05m

$499

MiamiLisbon

MIA - LIS

MIALIS

Miami

mar. 2/4

1:55 pm-9:20 am

1 stop14h 25m

Lisbon Humberto Delgado

mar. 2/25

11:00 am-3:32 pm

2 stops33h 32m

$502

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

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.

Travel insights for flights from USA to Portugal

Get recent, data-driven insights about flights from USA to Portugal including ideal travel times, pricing trends, and more.

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 $1,247). 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 enero 23, 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 enero 23, 2025.
Read through reviews of airlines operating flights from USA to Portugal, such as SWISS, Delta and KLM. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,508 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.6

Reviews

1 / 10

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

Delta
8.0
Very good
8,508 reviews
Delta
8.0
Very good
8,508 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.6

Reviews

1 / 10

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

Porter Airlines
7.9
Good
277 reviews
Delta
8.0
Very good
8,508 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.6

Reviews

1 / 10

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

KLM
7.8
Good
1,338 reviews
Delta
8.0
Very good
8,508 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.6

Reviews

1 / 10

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

Air Transat
7.8
Good
381 reviews
Delta
8.0
Very good
8,508 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.6

Reviews

1 / 10

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

LOT
7.6
Good
1,111 reviews
Delta
8.0
Very good
8,508 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.6

Reviews

1 / 10

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 5 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?

    $238 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 Vueling, with prices starting from $241 and $255, 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 $1,247). 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

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Alternative routes for USA to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
John F Kennedy Intl to Charles de Gaulle flights
Newark to Heathrow flights
Newark to Charles de Gaulle flights
John F Kennedy Intl to Leonardo da Vinci/Fiumicino flights
John F Kennedy Intl to Gatwick flights
Newark to Leonardo da Vinci/Fiumicino flights
LaGuardia to Heathrow flights
Newark to Orly flights
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John F Kennedy Intl to Orly flights
Boston to Heathrow flights
Newark to Gatwick flights
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Dulles Intl to Heathrow flights
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LaGuardia to Charles de Gaulle flights
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Dulles Intl to Charles de Gaulle flights
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O'Hare Intl to Heathrow flights
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Newark to Madrid flights
Newark to Barcelona-El Prat flights
Baltimore to Heathrow flights
John F Kennedy Intl to Barcelona-El Prat flights
Miami to Madrid flights
Newark to Lisbon flights
O'Hare Intl to Leonardo da Vinci/Fiumicino flights
O'Hare Intl to Charles de Gaulle flights
John F Kennedy Intl to Athens flights
Newark to London City flights
San Francisco to Heathrow flights
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Seattle to Heathrow flights
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Stewart to Stansted flights
John F Kennedy Intl to Dublin flights
Newark to Dublin flights
John F Kennedy Intl to Amsterdam flights
Newark to Malpensa flights
LaGuardia to Leonardo da Vinci/Fiumicino flights
John F Kennedy Intl to Malpensa flights
Dulles Intl to Leonardo da Vinci/Fiumicino flights
Los Angeles to Charles de Gaulle flights
John F Kennedy Intl to Luton flights
Dallas/Fort Worth to Heathrow flights
O'Hare Intl to Athens flights
Boston to Dublin 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 enero 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$260Average$750FlexibilityNo cancel feeOn-timeN/A
PLAYCheapest$332Average$514FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$370Average$691FlexibilityNo cancel feeOn-time76%
SWISSCheapest$377Average$887FlexibilityNo cancel feeOn-time79%
VuelingCheapest$403Average$809FlexibilityNo cancel feeOn-time88%
Scandinavian AirlinesCheapest$409Average$742FlexibilityNo cancel feeOn-time77%
KLMCheapest$425Average$926FlexibilityNo cancel feeOn-time75%
Air EuropaCheapest$471Average$735FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$479Average$905FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$491Average$929FlexibilityNo cancel feeOn-time72%
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