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Portugal

$201+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — LIS
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
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 February 3, 2026.

This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/110:30 am
BOS
-
OPO
1 stop18h 00m
United Airlines
Tue 3/1012:35 pm
OPO
-
BOS
2 stops15h 22m
United Airlines
Deal found 2/1$364
This oojo deal was found by Cheapflights users on 2/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2910:45 pm
BOS
-
OPO
1 stop15h 15m
TAP AIR PORTUGAL
Thu 4/911:00 am
OPO
-
BOS
1 stop14h 45m
TAP AIR PORTUGAL
Deal found 2/1$365
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 2/188:40 pm
BOS
-
OPO
1 stop11h 35m
Lufthansa
Wed 3/46:00 am
OPO
-
BOS
2 stops17h 35m
Lufthansa
Deal found 2/2$366
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Tue 3/1010:50 pm
BOS
-
OPO
1 stop15h 40m
Multiple Airlines
Tue 3/176:00 am
OPO
-
BOS
1 stop12h 10m
Multiple Airlines
Deal found 2/1$367
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Wed 11/45:30 am
BOS
-
OPO
2 stops24h 45m
Multiple Airlines
Thu 11/1212:05 pm
OPO
-
BOS
1 stop13h 15m
Multiple Airlines
Deal found 2/2$368
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/237:19 pm
BOS
-
OPO
2 stops33h 11m
United Airlines
Thu 3/1212:35 pm
OPO
-
BOS
2 stops15h 22m
United Airlines
Deal found 2/1$369
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 2/189:50 pm
BOS
-
OPO
1 stop32h 20m
SWISS
Tue 3/312:05 pm
OPO
-
BOS
1 stop13h 15m
SWISS
Deal found 2/2$370
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/1010:50 pm
BOS
-
OPO
1 stop15h 40m
SWISS
Thu 3/1912:05 pm
OPO
-
BOS
1 stop13h 15m
SWISS
Deal found 2/2$371
This Mytrip deal was found by Cheapflights users on 2/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:55 pm
BOS
-
OPO
2 stops42h 35m
Multiple Airlines
Tue 3/107:25 pm
OPO
-
BOS
1 stop29h 55m
Multiple Airlines
Deal found 2/1$373
This eDestinos deal was found by Cheapflights users on 2/2. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/411:34 am
BOS
-
OPO
2 stops15h 06m
Iberia
Wed 3/1112:25 pm
OPO
-
BOS
1 stop12h 25m
Iberia
Deal found 2/2$374
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Mon 2/236:27 pm
BOS
-
OPO
1 stop10h 03m
United Airlines
Tue 3/312:35 pm
OPO
-
BOS
1 stop11h 06m
United Airlines
Deal found 2/2$377
This Flightnetwork deal was found by Cheapflights users on 2/1. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/259:50 pm
BOS
-
OPO
1 stop15h 45m
SWISS
Mon 3/27:20 pm
OPO
-
BOS
1 stop30h 00m
SWISS
Deal found 2/1$378

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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$364
(United Airlines)

One-way from

$201
(Mytrip)

Popular in

June

Cheapest in

November

Average price

$656
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 ($118 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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 February 3, 2026.
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 2/23

6:27 pm-9:30 am

1 stop10h 03m

Porto

Thu 3/12

12:35 pm-11:57 pm

2 stops15h 22m

$369

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 2/24

2:20 pm-9:30 am

2 stops14h 10m

Porto

Fri 3/13

6:00 am-2:10 pm

1 stop12h 10m

$381

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 2/23

9:45 am-9:30 am

2 stops18h 45m

Porto

Fri 3/6

12:45 pm-11:57 pm

2 stops16h 12m

$381

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Sun 3/1

6:00 am-9:30 am

2 stops22h 30m

Porto

Wed 3/11

12:35 pm-8:15 pm

1 stop11h 40m

$381

BostonFaro

BOS - FAO

BOSFAO

Boston Logan Intl

Tue 3/3

9:50 pm-1:50 pm

1 stop11h 00m

Faro

Tue 3/10

7:00 pm-9:20 pm

1 stop30h 20m

$388

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Wed 3/4

8:40 pm-11:40 pm

1 stop22h 00m

Porto

Wed 3/11

12:10 pm-9:20 pm

1 stop13h 10m

$391

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 3/10

11:02 am-9:30 am

2 stops18h 28m

Porto

Tue 3/24

12:30 pm-2:10 pm

1 stop29h 40m

$410

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 5/5

9:20 pm-8:00 pm

1 stop17h 40m

Porto

Tue 5/12

8:40 pm-4:10 pm

1 stop24h 30m

$416

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Wed 2/25

9:30 am-9:30 am

2 stops19h 00m

Porto

Mon 3/9

12:35 pm-10:50 am

2 stops26h 15m

$431

BostonFunchal

BOS - FNC

BOSFNC

Boston Logan Intl

Fri 4/24

5:40 pm-3:20 pm

1 stop16h 40m

Funchal Madeira

Sat 5/2

4:10 pm-3:35 pm

1 stop28h 25m

$451

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

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 10h 03m. 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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See prices for flight routes from nearby airports that may be better suited for you.
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