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

The cheapest airlines for a one-way flight from Portugal to New Hampshire are Vueling ($314), Azores Airlines ($315), and TAP AIR PORTUGAL ($326).

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

Currently, January is the cheapest month in which you can book a flight from Portugal to New Hampshire (average of $334). Flying from Portugal to New Hampshire in June is currently the most expensive (average of $421). 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.

How far in advance should I book a flight from Portugal to New Hampshire?

Travelers have found it’s best to book a flight 45 days in advance to save up to 40% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 45 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Portugal to New Hampshire 1-2 weeks in advance for as low as $622, or $845 for flights within the next 24 hours.

What is the cheapest month to fly from Portugal to New Hampshire?

November can be a great time to fly to New Hampshire from Portugal with a flight ticket averaging about $681. Cheapflights users have found deals in the month of November for as cheap as $271. The most expensive prices can be found in the month of August.

What is the cheapest time of day to fly from PT to NH?

When flying from Portugal to New Hampshire, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Portugal to New Hampshire by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$562+ Flights from Portugal to New Hampshire

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Cheap flight deals from Portugal to New Hampshire

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$516 (Iberia)
One-way from	$307 (SmartFares)
Popular in	August
Cheapest in	November
Average price	$737

Provider with most accurate pricing for Lisbon Humberto Delgado-Boston Logan Intl flight deals.

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Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Boston Logan Intl flights.

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From Portugal to New Hampshire

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One-way flight from Portugal to New Hampshire

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Highest demand for flights based on searches. 10% potential increase in price ($82 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).

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Average for round-trip flights in May 2025

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Find flight deals from Portugal to New Hampshire

Cheapest flights from Portugal to New Hampshire
Explore the most affordable flight options available from Portugal to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Thu 5/2912:20 pmOPO - BOS

1 stop12h 30mMultiple Airlines

Thu 6/59:55 pmBOS - OPO

1 stop17h 25mMultiple Airlines

Deal found 5/1

$516

Mon 5/1912:20 pmOPO - BOS

2 stops15h 29mBritish Airways

Sun 5/257:25 amBOS - OPO

1 stop22h 25mBritish Airways

Deal found 5/1

$520

Sun 10/1212:20 pmOPO - BOS

1 stop12h 30mIberia

Sat 10/254:30 pmBOS - OPO

1 stop15h 15mIberia

Deal found 4/30

$533

Wed 5/710:15 pmLIS - BOS

2 stops24h 35mMultiple Airlines

Tue 5/137:15 pmBOS - LIS

2 stops15h 25mMultiple Airlines

Deal found 4/30

$547

Sat 5/176:35 amLIS - BOS

2 stops17h 49mAmerican Airlines

Mon 5/267:00 amBOS - LIS

1 stop21h 05mAmerican Airlines

Deal found 4/30

$550

Sat 5/176:35 amLIS - BOS

1 stop13h 25mFinnair

Mon 5/2610:00 pmBOS - LIS

1 stop20h 10mFinnair

Deal found 5/1

$559

Sat 5/105:40 amLIS - BOS

1 stop12h 55mAir France

Tue 5/137:20 pmBOS - LIS

1 stop10h 55mAir France

Deal found 4/30

$561

Sat 5/175:40 amLIS - BOS

1 stop12h 55mDelta

Mon 5/265:20 pmBOS - LIS

1 stop12h 55mDelta

Deal found 4/30

$562

Thu 5/158:25 amLIS - BOS

1 stop16h 25mIberia

Sat 5/319:20 pmBOS - LIS

1 stop21h 05mIberia

Deal found 5/1

$566

Sat 6/77:10 amLIS - BOS

2 stops15h 07mBritish Airways

Sun 7/138:05 pmBOS - LIS

1 stop15h 15mBritish Airways

Deal found 5/1

$569

Sun 10/126:00 pmOPO - BOS

Nonstop7h 40mTAP AIR PORTUGAL

Sat 10/256:10 pmBOS - OPO

1 stop15h 50mTAP AIR PORTUGAL

Deal found 4/30

$573

Thu 5/88:20 pmOPO - BOS

1 stop25h 05mKLM

Thu 5/155:20 pmBOS - OPO

1 stop10h 05mKLM

Deal found 4/30

$575

Best flights from Portugal to New Hampshire
Discover carefully curated flight deals from Portugal to New Hampshire that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 1, 2025.

Thu 5/2912:20 pmOPO - BOS

1 stop12h 30mMultiple Airlines

Thu 6/59:55 pmBOS - OPO

1 stop17h 25mMultiple Airlines

Deal found 5/1

$516

Mon 5/1912:20 pmOPO - BOS

2 stops15h 29mBritish Airways

Sun 5/257:25 amBOS - OPO

1 stop22h 25mBritish Airways

Deal found 5/1

$520

Sun 10/1212:20 pmOPO - BOS

1 stop12h 30mIberia

Sat 10/254:30 pmBOS - OPO

1 stop15h 15mIberia

Deal found 4/30

$533

Sat 5/176:35 amLIS - BOS

2 stops17h 49mAmerican Airlines

Mon 5/267:00 amBOS - LIS

1 stop21h 05mAmerican Airlines

Deal found 4/30

$550

Sat 5/176:35 amLIS - BOS

1 stop13h 25mFinnair

Mon 5/2610:00 pmBOS - LIS

1 stop20h 10mFinnair

Deal found 5/1

$559

Sat 5/105:40 amLIS - BOS

1 stop12h 55mAir France

Tue 5/137:20 pmBOS - LIS

1 stop10h 55mAir France

Deal found 4/30

$561

Sat 5/175:40 amLIS - BOS

1 stop12h 55mDelta

Mon 5/265:20 pmBOS - LIS

1 stop12h 55mDelta

Deal found 4/30

$562

Sun 10/126:00 pmOPO - BOS

Nonstop7h 40mTAP AIR PORTUGAL

Sat 10/256:10 pmBOS - OPO

1 stop15h 50mTAP AIR PORTUGAL

Deal found 4/30

$573

Mon 5/195:30 pmOPO - BOS

1 stop25h 05mKLM

Mon 5/2610:20 pmBOS - OPO

1 stop12h 10mKLM

Deal found 4/30

$575

Sat 5/1712:45 pmLIS - BOS

Nonstop7h 35mVirgin Atlantic

Mon 5/2611:25 pmBOS - LIS

Nonstop6h 20mVirgin Atlantic

Deal found 5/1

$576

Thu 5/2912:10 pmOPO - BOS

2 stops38h 47mUnited Airlines

Thu 6/57:45 amBOS - OPO

2 stops18h 15mUnited Airlines

Deal found 5/1

$615

Sun 6/16:15 amOPO - BOS

2 stops32h 20mAir Canada

Mon 6/165:50 amBOS - OPO

1 stop22h 45mAir Canada

Deal found 4/30

$638

Last-minute flights from Portugal to New Hampshire
Discover last-minute flight deals from Portugal to New Hampshire. Data last updated May 1, 2025 and is based on user searches.

Sun 5/49:05 pmOPO - BOS

1 stop25h 45mPLAY

Sat 5/107:15 pmBOS - OPO

1 stop19h 50mPLAY

Deal found 4/30

$593

Wed 5/710:15 pmLIS - BOS

2 stops24h 35mMultiple Airlines

Tue 5/137:15 pmBOS - LIS

2 stops15h 25mMultiple Airlines

Deal found 4/30

$547

Wed 5/75:00 amLIS - BOS

1 stop13h 35mDelta

Tue 5/1311:25 pmBOS - LIS

Nonstop6h 20mDelta

Deal found 4/30

$564

Thu 5/88:20 pmOPO - BOS

1 stop25h 05mKLM

Thu 5/155:20 pmBOS - OPO

1 stop10h 05mKLM

Deal found 4/30

$575

Thu 5/86:30 amOPO - BOS

2 stops17h 36mDelta

Thu 5/155:20 pmBOS - OPO

1 stop10h 05mDelta

Deal found 4/30

$588

Thu 5/85:20 pmOPO - BOS

2 stops29h 30mMultiple Airlines

Thu 5/1510:00 pmBOS - OPO

3 stops27h 50mMultiple Airlines

Deal found 4/30

$732

Thu 5/812:55 pmOPO - BOS

2 stops30h 37mBrussels Airlines

Thu 5/1510:00 pmBOS - OPO

2 stops13h 00mBrussels Airlines

Deal found 4/30

$760

Thu 5/86:05 pmPDL - BOS

Nonstop5h 45mAzores Airlines

Wed 5/149:15 pmBOS - PDL

Nonstop5h 05mAzores Airlines

Deal found 5/1

$1,020

Fri 5/96:05 pmPDL - BOS

Nonstop5h 45mMultiple Airlines

Sat 5/1710:45 pmBOS - PDL

1 stop12h 00mMultiple Airlines

Deal found 4/30

$742

Fri 5/96:30 amPDL - BOS

2 stops21h 29mLufthansa

Sat 5/175:50 pmBOS - PDL

1 stop14h 50mLufthansa

Deal found 4/30

$753

Fri 5/911:55 pmPDL - BOS

1 stop19h 30mSWISS

Sat 5/179:40 pmBOS - PDL

1 stop32h 25mSWISS

Deal found 4/30

$817

Sat 5/105:40 amLIS - BOS

1 stop12h 55mAir France

Tue 5/137:20 pmBOS - LIS

1 stop10h 55mAir France

Deal found 4/30

$561

One-way flights from Portugal to New Hampshire
Search for one-way flight options from Portugal to New Hampshire. Find affordable one-way fares based on user searches. Data last updated May 1, 2025.

Mon 10/208:15 pmPDL - BOS

1 stop27h 35mMultiple Airlines

Deal found 4/30

$307

Fri 5/91:40 pmOPO - BOS

1 stop12h 25mVueling

Deal found 4/30

$314

Fri 10/106:05 pmPDL - BOS

Nonstop5h 45mAzores Airlines

Deal found 4/30

$315

Fri 10/107:40 pmPDL - BOS

1 stop22h 40mTAP AIR PORTUGAL

Deal found 4/30

$326

Thu 6/122:00 pmLIS - BOS

1 stop12h 05mVueling

Deal found 4/30

$343

Fri 5/96:05 amOPO - BOS

2 stops16h 45mMultiple Airlines

Deal found 4/30

$343

Sat 9/612:35 pmOPO - BOS

1 stop12h 15mAzores Airlines

Deal found 5/1

$346

Wed 5/212:05 pmOPO - BOS

1 stop12h 00mIberia

Deal found 4/30

$350

Wed 5/79:10 pmLIS - BOS

3 stops49h 40mMultiple Airlines

Deal found 4/30

$351

Mon 5/122:00 pmLIS - BOS

1 stop12h 05mIberia

Deal found 4/30

$359

Wed 6/411:45 amLIS - BOS

Nonstop7h 35mTAP AIR PORTUGAL

Deal found 5/1

$371

Mon 5/59:40 pmLIS - BOS

1 stop25h 10mPLAY

Deal found 4/30

$376

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portugal to New Hampshire that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortoBoston

OPO - BOS

OPOBOS

Porto

Thu 5/29

12:20 pm-7:50 pm

1 stop12h 30m

Boston Logan Intl

Thu 6/5

9:55 pm-8:20 pm

1 stop17h 25m

$516

PortoBoston

OPO - BOS

OPOBOS

Porto

Mon 5/19

12:20 pm-10:49 pm

2 stops15h 29m

Boston Logan Intl

Sun 5/25

7:25 am-10:50 am

1 stop22h 25m

$520

PortoBoston

OPO - BOS

OPOBOS

Porto

Sun 10/12

12:20 pm-7:50 pm

1 stop12h 30m

Boston Logan Intl

Sat 10/25

4:30 pm-12:45 pm

1 stop15h 15m

$533

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Sat 5/17

6:35 am-7:24 pm

2 stops17h 49m

Boston Logan Intl

Mon 5/26

7:00 am-9:05 am

1 stop21h 05m

$550

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Fri 5/30

6:35 am-7:50 pm

1 stop18h 15m

Boston Logan Intl

Thu 8/28

7:30 am-11:10 pm

1 stop10h 40m

$556

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Sat 5/17

6:35 am-3:00 pm

1 stop13h 25m

Boston Logan Intl

Mon 5/26

10:00 pm-11:10 pm

1 stop20h 10m

$559

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Sat 5/17

5:40 am-1:35 pm

1 stop12h 55m

Boston Logan Intl

Mon 5/26

5:20 pm-11:15 am

1 stop12h 55m

$562

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Fri 5/23

5:40 am-1:35 pm

1 stop12h 55m

Boston Logan Intl

Fri 6/6

11:25 pm-11:00 am

Nonstop6h 35m

$565

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Thu 5/15

8:25 am-7:50 pm

1 stop16h 25m

Boston Logan Intl

Sat 5/31

9:20 pm-11:25 pm

1 stop21h 05m

$566

LisbonBoston

LIS - BOS

LISBOS

Lisbon Humberto Delgado

Sat 6/7

7:10 am-5:17 pm

2 stops15h 07m

Boston Logan Intl

Sun 7/13

8:05 pm-4:20 pm

1 stop15h 15m

$569

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 60 results

...

Best time to book a flight from Portugal to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Portugal 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 Portugal to New Hampshire

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing New Hampshire

Read reviews from past customers who have flown Delta, KLM and Azores Airlines from Portugal to New Hampshire. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,934 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,934 reviews

Delta

8.0

Very good

7,934 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM

7.8

Good

1,334 reviews

Delta

8.0

Very good

7,934 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Azores Airlines

7.6

Good

66 reviews

Delta

8.0

Very good

7,934 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair

7.6

Good

1,275 reviews

Delta

8.0

Very good

7,934 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS

7.5

Good

1,588 reviews

Delta

8.0

Very good

7,934 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What are the cheapest airlines to fly from Portugal to New Hampshire one-way?
The cheapest airlines for a one-way flight from Portugal to New Hampshire are Vueling ($314), Azores Airlines ($315), and TAP AIR PORTUGAL ($326).
Can I find deals for flights from Portugal to New Hampshire that include hotel bookings?
Yes. In addition to deals on Portugal to New Hampshire flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portugal to New Hampshire?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portugal to New Hampshire.
Can I find deals for business class flights from Portugal to New Hampshire?
Yes. Cheapflights offers flight deals from Portugal to New Hampshire 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 Portugal to New Hampshire?
Currently, January is the cheapest month in which you can book a flight from Portugal to New Hampshire (average of $334). Flying from Portugal to New Hampshire in June is currently the most expensive (average of $421). 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

Browse thousands of different options on Cheapflights for your next trip

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$307+ Cheap flights from Portugal to New Hampshire

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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portugal to New Hampshire with Cheapflights

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3. Compare prices and book

Cheap flight deals from Portugal to New Hampshire

Keep the following information in mind while searching for Portugal to New Hampshire flight deals. Data was last updated May 1, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Portugal to New Hampshire

Cheapest flights from Portugal to New HampshireExplore the most affordable flight options available from Portugal to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Explore the most affordable flight options available from Portugal to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portugal to New Hampshire that are best for you.

Best time to book a flight from Portugal to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Portugal with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Portugal to New Hampshire

Reviews of airlines servicing New Hampshire

Read reviews from past customers who have flown Delta, KLM and Azores Airlines from Portugal to New Hampshire. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

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

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

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

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 Portugal to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.

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Cheapest flights from Portugal to New Hampshire
Explore the most affordable flight options available from Portugal to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.