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Portugal

$224+ 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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — LIS
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap 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 December 18, 2025.

This oojo deal was found by Cheapflights users on 12/17. 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.
Wed 12/311:22 pmBOS - LIS
1 stop12h 33mBritish Airways
Thu 1/812:55 pmLIS - BOS
1 stop14h 00mBritish Airways
Deal found 12/17$664
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:15 pmBOS - LIS
1 stop15h 00mUnited Airlines
Tue 1/2011:20 amLIS - BOS
2 stops31h 57mUnited Airlines
Deal found 12/16$687
This oojo deal was found by Cheapflights users on 12/17. 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 12/289:25 pmBOS - PDL
Nonstop4h 55mMultiple Airlines
Tue 1/208:10 amPDL - BOS
1 stop15h 45mMultiple Airlines
Deal found 12/17$695
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:30 amBOS - LIS
1 stop22h 50mUnited Airlines
Tue 1/2011:20 amLIS - BOS
1 stop13h 22mUnited Airlines
Deal found 12/16$698
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:35 pmBOS - LIS
Nonstop6h 25mDelta
Tue 1/2010:00 amLIS - BOS
1 stop17h 22mDelta
Deal found 12/16$702
This KLM deal was found by Cheapflights users on 12/17. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:35 pmBOS - LIS
Nonstop6h 25mMultiple Airlines
Tue 1/205:30 amLIS - BOS
1 stop13h 10mMultiple Airlines
Deal found 12/17$703
This Air Canada deal was found by Cheapflights users on 12/16. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:15 amBOS - LIS
2 stops22h 05mAir Canada
Tue 1/2011:20 amLIS - BOS
2 stops16h 17mAir Canada
Deal found 12/16$711
This oojo deal was found by Cheapflights users on 12/17. 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 12/289:25 pmBOS - PDL
Nonstop4h 55mAzores Airlines
Tue 1/208:30 amPDL - BOS
2 stops15h 25mAzores Airlines
Deal found 12/17$753
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 12/159:25 pmBOS - PDL
1 stop15h 00mMultiple Airlines
Sun 12/215:50 pmPDL - BOS
Nonstop6h 10mMultiple Airlines
Deal found 12/14$757
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 12/159:25 pmBOS - PDL
1 stop13h 15mMultiple Airlines
Tue 12/237:55 amPDL - BOS
1 stop16h 00mMultiple Airlines
Deal found 12/14$790
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 12/159:25 pmBOS - PDL
1 stop13h 15mMultiple Airlines
Sat 12/205:45 pmPDL - BOS
Nonstop6h 10mMultiple Airlines
Deal found 12/14$799
This Gotogate deal was found by Cheapflights users on 12/16. 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.
Wed 12/318:40 pmBOS - LIS
2 stops21h 10mMultiple Airlines
Thu 1/812:40 pmLIS - BOS
2 stops26h 22mMultiple Airlines
Deal found 12/16$802

Find 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 December 18, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$384
(KAYAK)

One-way from

$224
(Mytrip)

Popular in

June

Cheapest in

November

Average price

$869
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 ($119 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 December 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 December 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

Wed 3/11

7:30 pm-10:30 am

1 stop11h 00m

Porto

Wed 3/18

4:10 pm-2:20 pm

1 stop26h 10m

$395

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 1/13

8:20 pm-10:30 am

1 stop33h 10m

Porto

Thu 1/29

5:00 am-1:30 pm

1 stop13h 30m

$397

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 1/20

6:05 pm-3:00 pm

1 stop15h 55m

Porto

Sun 2/1

8:00 pm-2:35 pm

1 stop23h 35m

$399

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Wed 3/11

9:40 pm-1:15 pm

1 stop11h 35m

Porto

Tue 3/24

12:05 pm-9:20 pm

1 stop13h 15m

$407

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Sun 2/1

10:05 am-10:30 am

2 stops19h 25m

Porto

Tue 2/10

11:25 am-10:21 pm

2 stops15h 56m

$409

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 2/2

4:45 pm-7:40 am

1 stop9h 55m

Porto

Tue 4/28

8:40 pm-4:10 pm

1 stop24h 30m

$411

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 2/2

4:45 pm-7:40 am

1 stop9h 55m

Porto

Tue 4/28

8:20 am-9:05 pm

2 stops17h 45m

$413

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 3/17

2:15 pm-9:30 am

2 stops15h 15m

Porto

Mon 3/23

12:30 pm-2:10 pm

1 stop29h 40m

$413

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 2/10

4:15 pm-2:45 pm

1 stop17h 30m

Porto

Tue 2/24

7:25 pm-10:37 pm

2 stops32h 12m

$417

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Sun 2/1

8:40 pm-12:50 pm

1 stop11h 10m

Porto

Tue 4/28

6:20 am-5:40 pm

1 stop16h 20m

$418

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 60 results
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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 11h. New Hampshire and Portugal are separated by a distance of 3134 mi. This flight may include one or multiple stops.

  • 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

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