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Portugal

$436+ Cheap flights from Burlington (BTV) 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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
BTV — LIS
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
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Cheap flight deals from Burlington to Portugal

Keep the following information in mind while searching for Burlington to Portugal flight deals. Data was last updated octubre 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$626
(United Airlines)

One-way from

$436
(American Airlines)

Popular in

May

Cheapest in

November

Average price

$1,148
Provider with most accurate pricing for Burlington-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Burlington-Lisbon Humberto Delgado flights.
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From Burlington to Portugal
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One-way flight from Burlington to Portugal
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Highest demand for flights based on searches. 11% potential increase in price ($125 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Burlington to Portugal

Cheapest flights from Burlington to Portugal
Explore the most affordable flight options available from Burlington to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

This Air France deal was found by Cheapflights users on 10/29. 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.
sáb. 12/136:50 amBTV - LIS
1 stop21h 10mMultiple Airlines
sáb. 12/2011:15 amLIS - BTV
2 stops17h 17mMultiple Airlines
Deal found 10/29$740
This Air France deal was found by Cheapflights users on 10/29. 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.
sáb. 12/136:50 amBTV - LIS
1 stop21h 10mKLM
sáb. 12/2010:00 amLIS - BTV
1 stop17h 42mKLM
Deal found 10/29$789

Cheapflights Fare Finder

 
Customize your flight search to find flights from Burlington 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 octubre 30, 2025.
Use the filters below to find and compare flights from Burlington to Portugal that are best for you.

Fly from

Burlington

Fly to

Portugal

Route

Depart

Return

Price

BurlingtonLisbon

BTV - LIS

BTVLIS

Burlington

vie. 1/23

2:55 pm-8:10 am

1 stop12h 15m

Lisbon Humberto Delgado

sáb. 1/31

11:20 am-9:29 pm

2 stops39h 09m

$626

BurlingtonLisbon

BTV - LIS

BTVLIS

Burlington

vie. 1/23

1:25 pm-8:00 am

1 stop13h 35m

Lisbon Humberto Delgado

sáb. 1/31

10:00 am-11:57 pm

1 stop18h 57m

$649

BurlingtonPorto

BTV - OPO

BTVOPO

Burlington

vie. 3/27

6:15 am-9:30 am

2 stops23h 15m

Porto

mar. 3/31

6:00 am-11:45 pm

2 stops22h 45m

$728

BurlingtonLisbon

BTV - LIS

BTVLIS

Burlington

sáb. 12/13

6:50 am-9:00 am

1 stop21h 10m

Lisbon Humberto Delgado

sáb. 12/20

11:15 am-11:32 pm

2 stops17h 17m

$740

BurlingtonLisbon

BTV - LIS

BTVLIS

Burlington

sáb. 12/13

6:50 am-9:00 am

1 stop21h 10m

Lisbon Humberto Delgado

sáb. 12/20

10:00 am-10:42 pm

1 stop17h 42m

$789

BurlingtonLisbon

BTV - LIS

BTVLIS

Burlington

vie. 1/23

12:14 pm-8:50 am

2 stops15h 36m

Lisbon Humberto Delgado

sáb. 1/31

8:20 am-10:58 pm

3 stops19h 38m

$1,784

BurlingtonLisbon

BTV - LIS

BTVLIS

Burlington

lun. 11/17

4:13 pm-2:55 pm

2 stops17h 42m

$436

BurlingtonLisbon

BTV - LIS

BTVLIS

Burlington

lun. 11/17

3:51 pm-9:00 am

1 stop12h 09m

$440

BurlingtonLisbon

BTV - LIS

BTVLIS

Burlington

lun. 11/17

3:51 pm-9:00 am

1 stop12h 09m

$440

BurlingtonLisbon

BTV - LIS

BTVLIS

Burlington

lun. 11/17

6:10 am-9:20 am

3 stops22h 10m

$5,724

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Best time to book a flight from Burlington to Portugal

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

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

Find hourly flight availability from Burlington to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 30, 2025.

It’s optimal to fly from Burlington to Portugal in the afternoon. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the evening.

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated octubre 30, 2025.
Read through reviews of airlines operating flights from Burlington to Portugal, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,998 reviews
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

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

  • What airport do you fly from for flights from Burlington to Portugal?

    Burlington (BTV) is the airport you will fly out of if you book a flight from Burlington to Portugal. It is only a 3.0 mi journey to Burlington (BTV) from Burlington’s city center.

  • How long is the flight from Burlington to Portugal?

    A quick flight from Burlington to Portugal can take about 12h 15m. United Airlines provides one of the quickest options available for as low as $626. Airlines will cover a distance of 3243 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

  • How can I find direct flights from Burlington to Portugal?

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

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

    Yes. Cheapflights offers flight deals from Burlington 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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Top airline flying from Burlington to Portugal

Discover the top airline that operate flights from Burlington to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated octubre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$614Average$838FlexibilityNo cancel feeOn-time69%

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