HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portugal

$199+ Cheap flights from New Hampshire 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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — LIS
Dec 18 — Dec 251
Thu 12/18
Thu 12/25
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from New Hampshire to Portugal with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from New Hampshire to Portugal

Cheapest flights from New Hampshire to Portugal
Explore the most affordable flight options available from New Hampshire to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 18, 2025.

This Mytrip deal was found by Cheapflights users on 11/17. 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 11/245:30 amBOS - OPO
2 stops24h 45mMultiple Airlines
Wed 12/32:10 pmOPO - BOS
2 stops34h 50mMultiple Airlines
Deal found 11/17$390
This Delta deal was found by Cheapflights users on 11/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/246:30 pmBOS - OPO
1 stop11h 00mDelta
Wed 12/311:25 amOPO - BOS
2 stops16h 01mDelta
Deal found 11/17$399
This oojo deal was found by Cheapflights users on 11/16. 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.
Tue 12/96:05 pmBOS - OPO
1 stop11h 55mTAP AIR PORTUGAL
Mon 12/155:55 pmOPO - BOS
1 stop25h 50mTAP AIR PORTUGAL
Deal found 11/16$401
This Air France deal was found by Cheapflights users on 11/17. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/268:50 pmBOS - OPO
1 stop32h 40mKLM
Tue 12/24:10 pmOPO - BOS
1 stop31h 45mKLM
Deal found 11/17$407
This Kiwi.com deal was found by Cheapflights users on 11/16. 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 11/179:50 pmBOS - OPO
1 stop32h 25mSWISS
Wed 12/312:10 pmOPO - BOS
1 stop13h 10mSWISS
Deal found 11/16$415
This Air France deal was found by Cheapflights users on 11/16. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/268:50 pmBOS - OPO
1 stop32h 40mMultiple Airlines
Wed 12/311:25 amOPO - BOS
1 stop31h 10mMultiple Airlines
Deal found 11/16$418
This Mytrip deal was found by Cheapflights users on 11/17. 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.
Fri 11/2810:15 amBOS - OPO
2 stops20h 50mMultiple Airlines
Mon 12/87:20 pmOPO - BOS
1 stop30h 00mMultiple Airlines
Deal found 11/17$420
This oojo deal was found by Cheapflights users on 11/17. 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.
Sun 11/3010:45 pmBOS - OPO
1 stop13h 15mTAP AIR PORTUGAL
Sun 12/78:55 amOPO - BOS
1 stop10h 40mTAP AIR PORTUGAL
Deal found 11/17$421
This Gotogate deal was found by Cheapflights users on 11/16. 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.
Mon 11/175:30 amBOS - OPO
2 stops24h 45mMultiple Airlines
Wed 12/312:10 pmOPO - BOS
1 stop13h 10mMultiple Airlines
Deal found 11/16$424
This Mytrip deal was found by Cheapflights users on 11/18. 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.
Thu 12/45:30 amBOS - OPO
2 stops25h 10mMultiple Airlines
Mon 12/87:20 pmOPO - BOS
1 stop30h 00mMultiple Airlines
Deal found 11/18$431
This Mytrip deal was found by Cheapflights users on 11/18. 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.
Fri 11/287:50 pmBOS - LIS
2 stops20h 10mMultiple Airlines
Thu 12/49:05 pmLIS - BOS
2 stops25h 45mMultiple Airlines
Deal found 11/18$492
This Mytrip deal was found by Cheapflights users on 11/15. 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.
Fri 12/59:20 pmBOS - LIS
1 stop18h 50mMultiple Airlines
Sun 12/149:55 amLIS - BOS
1 stop14h 00mMultiple Airlines
Deal found 11/15$500

Cheap flight deals from New Hampshire to Portugal

Keep the following information in mind while searching for New Hampshire to Portugal flight deals. Data was last updated November 18, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$388
(CheapOair)

One-way from

$199
(SmartFares)

Popular in

June

Cheapest in

January

Average price

$690
Provider with most accurate pricing for Boston Logan Intl-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Lisbon Humberto Delgado flights.
Search Deals
From New Hampshire to Portugal
Search Deals
One-way flight from New Hampshire to Portugal
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($116 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Hampshire 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 November 18, 2025.
Use the filters below to find and compare flights from New Hampshire to Portugal that are best for you.

Fly from

New Hampshire

Fly to

Portugal

Route

Depart

Return

Price

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 11/24

12:00 pm-10:30 am

2 stops17h 30m

Porto

Wed 12/3

11:25 am-4:20 pm

1 stop33h 55m

$406

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Wed 2/11

8:50 pm-7:20 pm

1 stop17h 30m

Porto

Wed 2/25

4:10 pm-1:25 pm

1 stop26h 15m

$407

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Wed 12/3

8:50 pm-10:30 am

1 stop32h 40m

Porto

Wed 12/10

6:00 am-6:55 pm

1 stop17h 55m

$407

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Fri 1/30

4:45 pm-11:45 am

1 stop14h 00m

Porto

Fri 2/6

12:25 pm-10:56 pm

2 stops15h 31m

$435

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Sat 11/29

9:20 pm-11:45 am

1 stop9h 25m

Porto

Fri 12/12

8:20 am-6:52 pm

2 stops15h 32m

$435

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Sun 2/1

11:21 am-7:40 am

2 stops15h 19m

Porto

Sat 2/7

8:40 pm-3:15 pm

1 stop23h 35m

$440

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 12/9

12:50 pm-10:30 am

2 stops16h 40m

Porto

Mon 12/15

6:30 am-6:55 pm

1 stop17h 25m

$449

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 12/23

9:50 pm-6:30 pm

1 stop15h 40m

Porto

Tue 12/30

11:25 am-8:20 pm

1 stop13h 55m

$459

PortlandLisbon

PWM - LIS

PWMLIS

Portland

Fri 1/30

2:35 pm-8:00 am

1 stop12h 25m

Lisbon Humberto Delgado

Tue 2/3

5:00 am-1:45 pm

2 stops37h 45m

$496

BostonLajes

BOS - TER

BOSTER

Boston Logan Intl

Mon 12/1

6:05 pm-11:00 am

1 stop12h 55m

Lajes

Tue 12/9

11:50 am-2:35 pm

1 stop30h 45m

$506

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/16

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from New Hampshire to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from New Hampshire 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 New Hampshire to Portugal
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • How long is the flight from New Hampshire to Portugal?

    Departing from New Hampshire to Portugal will take you 12h 55m. New Hampshire and Portugal are separated by a distance of 2291 mi. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as $232 on TAP AIR PORTUGAL. Other airlines that offer cheap prices include Azores Airlines from $249 and LEVEL from $314 one-way.

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

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

  • How can I find direct flights from New Hampshire to Portugal?

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

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

    Yes. Cheapflights offers flight deals from New Hampshire 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.

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 New Hampshire to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Charles de Gaulle flights
Newark to Charles de Gaulle flights
John F Kennedy Intl to Istanbul flights
John F Kennedy Intl to Leonardo da Vinci/Fiumicino flights
Newark to Orly flights
LaGuardia to Heathrow flights
John F Kennedy Intl to Gatwick flights
Boston to Heathrow flights
Newark to Leonardo da Vinci/Fiumicino flights
Newark to Gatwick flights
John F Kennedy Intl to London City flights
John F Kennedy Intl to Orly flights
Los Angeles to Heathrow flights
John F Kennedy Intl to Madrid flights
LaGuardia to Gatwick flights
Los Angeles to Charles de Gaulle flights
Miami to Madrid flights
Dulles Intl to Heathrow flights
John F Kennedy Intl to Stansted flights
Newark to Madrid flights
John F Kennedy Intl to Malpensa flights
John F Kennedy Intl to Lisbon flights
LaGuardia to Charles de Gaulle flights
Boston to Charles de Gaulle flights
Newark to Malpensa flights
O'Hare Intl to Heathrow flights
Newark to Lisbon flights
San Francisco to Heathrow flights
John F Kennedy Intl to Barcelona-El Prat flights
John F Kennedy Intl to Luton flights
Dallas/Fort Worth to Heathrow flights
Dulles Intl to Charles de Gaulle flights
O'Hare Intl to Charles de Gaulle flights
San Francisco to Charles de Gaulle flights
Newark to Barcelona-El Prat flights
Newark to Dublin flights
Newark to Athens flights
Baltimore to Heathrow flights
Newark to London City flights
Newark to Istanbul flights
Newark to Frankfurt flights
John F Kennedy Intl to Dublin flights
Boston to Dublin flights
John F Kennedy Intl to Amsterdam flights
John F Kennedy Intl to Zurich flights
Newark to Luton flights
O'Hare Intl to Leonardo da Vinci/Fiumicino flights
Dallas/Fort Worth to Charles de Gaulle flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.