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Portugal

$215+ 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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — LIS
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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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 September 17, 2025.

Round-trip from

$415
(KAYAK)

One-way from

$215
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$798
From New Hampshire to Portugal
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One-way flight from New Hampshire to Portugal
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Highest demand for flights based on searches. 12% potential increase in price ($109 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 17, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Tue 10/145:05 pmBOS - OPO
1 stop13h 25mMultiple Airlines
Mon 10/206:15 amOPO - BOS
1 stop16h 25mMultiple Airlines
Deal found 9/16$416
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/225:05 pmBOS - OPO
1 stop13h 20mMultiple Airlines
Sun 11/96:15 amOPO - BOS
1 stop17h 20mMultiple Airlines
Deal found 9/15$417
This United deal was found by Cheapflights users on 9/16. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/61:30 pmBOS - OPO
1 stop15h 00mMultiple Airlines
Tue 11/1112:05 pmOPO - BOS
1 stop13h 15mMultiple Airlines
Deal found 9/16$418
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/54:20 pmBOS - OPO
1 stop18h 05mUnited Airlines
Fri 11/1412:35 pmOPO - BOS
2 stops27h 03mUnited Airlines
Deal found 9/15$420
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1310:15 amBOS - OPO
2 stops19h 55mMultiple Airlines
Tue 12/212:05 pmOPO - BOS
1 stop13h 15mMultiple Airlines
Deal found 9/16$421
This KAYAK deal was found by Cheapflights users on 9/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/59:50 pmBOS - OPO
1 stop15h 45mSWISS
Tue 11/189:10 amOPO - BOS
2 stops16h 10mSWISS
Deal found 9/15$422
This United deal was found by Cheapflights users on 9/17. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/95:30 amBOS - OPO
2 stops23h 00mMultiple Airlines
Sun 11/237:25 pmOPO - BOS
1 stop29h 35mMultiple Airlines
Deal found 9/17$423
This Expedia deal was found by Cheapflights users on 9/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/157:25 amBOS - OPO
1 stop20h 40mMultiple Airlines
Wed 10/228:15 amOPO - BOS
1 stop16h 35mMultiple Airlines
Deal found 9/17$424
This SWISS deal was found by Cheapflights users on 9/15. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/39:50 pmBOS - OPO
1 stop32h 25mSWISS
Sun 11/96:35 pmOPO - BOS
2 stops54h 45mSWISS
Deal found 9/15$425
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/711:56 amBOS - OPO
2 stops14h 44mAmerican Airlines
Fri 11/1412:25 pmOPO - BOS
2 stops15h 21mAmerican Airlines
Deal found 9/16$426
This United deal was found by Cheapflights users on 9/14. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/28:15 amBOS - OPO
1 stop20h 15mMultiple Airlines
Sun 11/166:15 amOPO - BOS
1 stop17h 20mMultiple Airlines
Deal found 9/14$427
This Booking.com deal was found by Cheapflights users on 9/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/155:05 pmBOS - OPO
1 stop13h 20mSWISS
Thu 10/307:25 pmOPO - BOS
1 stop29h 55mSWISS
Deal found 9/14$428

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 September 17, 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

Thu 11/6

1:30 pm-9:30 am

1 stop15h 00m

Porto

Tue 11/11

12:05 pm-8:20 pm

1 stop13h 15m

$418

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Wed 3/11

8:00 pm-9:30 am

1 stop9h 30m

Porto

Fri 4/10

12:35 pm-8:13 pm

1 stop12h 38m

$420

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 3/9

8:00 pm-9:30 am

1 stop9h 30m

Porto

Fri 4/10

12:35 pm-6:13 pm

1 stop10h 38m

$420

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Sun 3/8

6:30 pm-9:30 am

1 stop11h 00m

Porto

Fri 4/10

12:35 pm-8:13 pm

1 stop12h 38m

$420

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Wed 3/11

8:00 pm-9:30 am

1 stop9h 30m

Porto

Thu 4/9

12:35 pm-8:13 pm

1 stop12h 38m

$420

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Sun 11/9

6:25 pm-9:30 am

1 stop10h 05m

Porto

Sun 11/16

6:15 am-6:35 pm

1 stop17h 20m

$422

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Thu 11/13

10:40 am-9:30 am

2 stops17h 50m

Porto

Tue 12/2

12:05 pm-8:20 pm

1 stop13h 15m

$423

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 3/10

10:44 am-9:30 am

2 stops18h 46m

Porto

Wed 4/8

12:35 pm-6:13 pm

1 stop10h 38m

$424

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Wed 3/11

10:44 am-9:30 am

2 stops18h 46m

Porto

Wed 4/8

12:35 pm-6:13 pm

1 stop10h 38m

$424

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 3/9

12:20 pm-9:30 am

2 stops17h 10m

Porto

Thu 4/9

12:35 pm-8:13 pm

1 stop12h 38m

$424

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

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 9h 30m. New Hampshire and Portugal are separated by a distance of 3134 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 $248 on TAP AIR PORTUGAL. Other airlines that offer cheap prices include Azores Airlines from $249 and United Airlines from $311 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.

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

    Currently, January is the cheapest month in which you can book a flight from New Hampshire to Portugal (average of $612). Flying from New Hampshire to Portugal in June is currently the most expensive (average of $1,126). 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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