$463+ 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
BTV — LIS
Sep 16 — Sep 231
Round-trip
1 adult, Economy
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Find cheap flights from Burlington to Portugal with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Burlington to Portugal
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Best
Last-minute
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Cheapest flights from Burlington to PortugalExplore 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 August 17, 2026.
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 August 17, 2026.
This United Airlines deal was found by Cheapflights users on 8/13. 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 12/612:30 pm -
1 stop16h 00m
Tue 12/812:35 pm -
1 stop15h 35m
Deal found 8/13![United Airlines logo]()
$726
This United Airlines deal was found by Cheapflights users on 8/12. 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 10/137:13 pm -
2 stops34h 52m
Tue 10/2712:50 pm -
2 stops37h 00m
Deal found 8/12![United Airlines logo]()
$745
This United Airlines deal was found by Cheapflights users on 8/11. 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 12/710:03 am -
1 stop19h 17m
Fri 12/1111:20 am -
2 stops40h 50m
Deal found 8/11![United Airlines logo]()
$769
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Tue 10/137:35 pm -
2 stops15h 00m
Tue 10/277:05 am -
2 stops18h 39m
Deal found 8/13![American Airlines logo]()
$772
This United Airlines deal was found by Cheapflights users on 8/13. 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 12/63:30 pm -
1 stop11h 40m
Wed 12/911:20 am -
2 stops29h 14m
Deal found 8/13![United Airlines logo]()
$774
This British Airways deal was found by Cheapflights users on 8/12. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:05 pm -
2 stops21h 30m
Mon 10/263:45 pm -
2 stops33h 32m
Deal found 8/12![British Airways logo]()
$797
This United Airlines deal was found by Cheapflights users on 8/16. 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 9/307:13 pm -
1 stop9h 32m
Wed 10/76:00 am -
2 stops22h 32m
Deal found 8/16![United Airlines logo]()
$876
This Delta deal was found by Cheapflights users on 8/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:32 am -
2 stops27h 53m
Mon 9/2111:25 am -
2 stops33h 46m
Deal found 8/15![Delta logo]()
$931
This United Airlines deal was found by Cheapflights users on 8/15. 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.
Mon 9/1410:54 am -
1 stop17h 51m
Mon 9/2112:10 pm -
2 stops38h 28m
Deal found 8/15![United Airlines logo]()
$946
This United Airlines deal was found by Cheapflights users on 8/16. 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 8/256:00 am -
1 stop19h 15m
Tue 9/812:15 pm -
2 stops30h 40m
Deal found 8/16![United Airlines logo]()
$1,115
This Air Canada deal was found by Cheapflights users on 8/16. 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 8/256:00 am -
3 stops20h 00m
Tue 9/812:15 pm -
2 stops27h 48m
Deal found 8/16![Multiple Airlines logo]()
$1,150
Best flights from Burlington to PortugalDiscover carefully curated flight deals from Burlington to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
Discover carefully curated flight deals from Burlington to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
This United Airlines deal was found by Cheapflights users on 8/12. 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 12/612:30 pm -
1 stop16h 00m
Tue 12/812:35 pm -
1 stop15h 35m
Deal found 8/12![United Airlines logo]()
$726
This American Airlines deal was found by Cheapflights users on 8/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:35 pm -
2 stops15h 00m
Tue 10/277:05 am -
2 stops18h 39m
Deal found 8/15![American Airlines logo]()
$772
This British Airways deal was found by Cheapflights users on 8/12. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:05 pm -
2 stops21h 30m
Mon 10/263:45 pm -
2 stops33h 32m
Deal found 8/12![British Airways logo]()
$797
This United Airlines deal was found by Cheapflights users on 8/12. 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 10/137:13 pm -
2 stops34h 52m
Tue 10/2712:20 pm -
1 stop25h 41m
Deal found 8/12![United Airlines logo]()
$765
This United Airlines deal was found by Cheapflights users on 8/11. 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 12/710:03 am -
1 stop19h 17m
Fri 12/1111:20 am -
2 stops40h 50m
Deal found 8/11![United Airlines logo]()
$769
This United Airlines deal was found by Cheapflights users on 8/15. 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.
Sun 12/63:30 pm -
1 stop11h 40m
Wed 12/911:20 am -
2 stops29h 14m
Deal found 8/15![United Airlines logo]()
$774
Last-minute flights from Burlington to PortugalDiscover last-minute flight deals from Burlington to Portugal. Data last updated August 17, 2026 and is based on user searches.
Discover last-minute flight deals from Burlington to Portugal. Data last updated August 17, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/16. 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 8/256:00 am -
1 stop19h 15m
Tue 9/812:15 pm -
2 stops30h 40m
Deal found 8/16![United Airlines logo]()
$1,115
This Delta deal was found by Cheapflights users on 8/16. 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 8/252:50 pm -
1 stop12h 10m
Tue 9/85:00 am -
2 stops24h 33m
Deal found 8/16![Delta logo]()
$1,136
This Air Canada deal was found by Cheapflights users on 8/16. 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 8/256:00 am -
3 stops20h 00m
Tue 9/812:15 pm -
2 stops27h 48m
Deal found 8/16![Multiple Airlines logo]()
$1,150
This United Airlines deal was found by Cheapflights users on 8/16. 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 8/252:00 pm -
1 stop13h 20m
Tue 9/812:20 pm -
1 stop11h 33m
Deal found 8/16![United Airlines logo]()
$1,508
This Delta deal was found by Cheapflights users on 8/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/12:50 pm -
2 stops19h 05m
Mon 9/75:00 am -
2 stops23h 21m
Deal found 8/14![Delta logo]()
$1,200
This FlightHub deal was found by Cheapflights users on 8/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/12:40 pm -
1 stop13h 25m
Mon 9/76:45 pm -
2 stops29h 23m
Deal found 8/16![British Airways logo]()
$1,319
This KLM deal was found by Cheapflights users on 8/13. 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.
Tue 9/12:50 pm -
1 stop12h 10m
Mon 9/710:00 am -
1 stop16h 43m
Deal found 8/13![KLM logo]()
$1,639
This Air Canada deal was found by Cheapflights users on 8/16. 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 9/112:00 pm -
2 stops16h 20m
Mon 9/78:00 pm -
3 stops30h 38m
Deal found 8/16![Multiple Airlines logo]()
$1,759
This Delta deal was found by Cheapflights users on 8/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:32 am -
2 stops27h 53m
Mon 9/2111:25 am -
2 stops33h 46m
Deal found 8/15![Delta logo]()
$931
This United Airlines deal was found by Cheapflights users on 8/15. 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.
Mon 9/1410:54 am -
1 stop17h 51m
Mon 9/2112:10 pm -
2 stops38h 28m
Deal found 8/15![United Airlines logo]()
$946
This FlightHub deal was found by Cheapflights users on 8/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:10 pm -
1 stop12h 55m
Sat 9/267:10 am -
2 stops16h 56m
Deal found 8/14![British Airways logo]()
$1,782
This United Airlines deal was found by Cheapflights users on 8/16. 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 9/307:13 pm -
1 stop9h 32m
Wed 10/76:00 am -
2 stops22h 32m
Deal found 8/16![United Airlines logo]()
$876
One-way flights from Burlington to PortugalSearch for one-way flight options from Burlington to Portugal. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
Search for one-way flight options from Burlington to Portugal. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
This United Airlines deal was found by Cheapflights users on 8/12. 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 10/207:13 pm -
1 stop9h 32m
Deal found 8/12![United Airlines logo]()
$463
Find flight deals from Burlington to Portugal
Keep the following information in mind while searching for Burlington to Portugal flight deals. Data was last updated August 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $726 (United Airlines) |
One-way from | $463 (United Airlines) |
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 August 17, 2026.
Use the filters below to find and compare flights from Burlington to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BurlingtonPorto
BTV Burlington - OPO Porto
BTVOPO
Burlington
Sun 12/6
12:30 pm-9:30 am
1 stop16h 00m
Porto
Tue 12/8
12:35 pm-11:10 pm
1 stop15h 35m
$726
BurlingtonLisbon
BTV Burlington - LIS Lisbon Humberto Delgado
BTVLIS
Burlington
Tue 10/13
7:13 pm-11:05 am
2 stops34h 52m
Lisbon Humberto Delgado
Tue 10/27
12:20 pm-10:01 am
1 stop25h 41m
$765
BurlingtonLisbon
BTV Burlington - LIS Lisbon Humberto Delgado
BTVLIS
Burlington
Mon 12/7
10:03 am-10:20 am
1 stop19h 17m
Lisbon Humberto Delgado
Fri 12/11
11:20 am-11:10 pm
2 stops40h 50m
$769
BurlingtonLisbon
BTV Burlington - LIS Lisbon Humberto Delgado
BTVLIS
Burlington
Tue 10/13
7:35 pm-3:35 pm
2 stops15h 00m
Lisbon Humberto Delgado
Tue 10/27
7:05 am-9:44 pm
2 stops18h 39m
$772
BurlingtonLisbon
BTV Burlington - LIS Lisbon Humberto Delgado
BTVLIS
Burlington
Sun 12/6
3:30 pm-8:10 am
1 stop11h 40m
Lisbon Humberto Delgado
Wed 12/9
11:20 am-11:34 am
2 stops29h 14m
$774
BurlingtonLisbon
BTV Burlington - LIS Lisbon Humberto Delgado
BTVLIS
Burlington
Tue 10/20
1:05 pm-3:35 pm
2 stops21h 30m
Lisbon Humberto Delgado
Mon 10/26
3:45 pm-9:17 pm
2 stops33h 32m
$797
Cheapest one-way
Quickest one-way
BurlingtonPorto
BTV Burlington - OPO Porto
BTVOPO
Burlington
Tue 10/20
10:11 am-9:45 am
2 stops18h 34m
$463
Sorted by cheapest first
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.
BTV-OPO
BTV-LIS
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
BTV-PT0
BTV-OPO
BTV-LIS
No data available for this route at this time. Please check back soon.
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 August 17, 2026.
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.
Crew
8.1
Food
6.7
Overall
7.4
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Crew
8.1
Food
6.7
Overall
7.4
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
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.
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Alternative routes for Burlington to Portugal
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Portugal by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Burlington to Portugal by cabin class
Find flights from Burlington to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Burlington and Portugal flights
Browse other Burlington and Portugal flight options. Last updated on August 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Fly to Portugal regions
Consider these flights traveling to Portugal regions.
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 August 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$463 | Average$1,160 | FlexibilityNo cancel fee | On-time69% |