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Cheap flights from Boise (BOI) to Portugal from $521

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 8/22. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
BOI — LIS
May 18 — May 251
From?
To?
Sat 5/18
Sat 5/25
1 adult, Economy
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How far in advance should I book a flight from Boise to Portugal?

Find a great deal and save up to 101% by booking at least 15 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Boise to Portugal within the next two weeks, with the cheapest ticket starting at $1,324.

What is the cheapest month to fly from Boise to Portugal?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, January can be a great choice for travel to Portugal. Flights to Portugal from Boise in January are about $1,112 on average during January, but can be found for as low as $455.

When is the cheapest time to fly from Boise to Portugal (BOI - PT)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boise to Portugal as you normally would.

Cheap United Airlines flights from Boise to Portugal

Explore cheap flight options specifically provided by United Airlines for the route between Boise and Portugal. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated May 13, 2024.
Take a peek at the cheapest United Airlines flights we've detected traveling from Boise to Portugal. Deals update often to give you more flight options matching your criteria
Sun 10/276:48 amBOI - LIS
2 stops21h 42mUnited Airlines
Tue 11/1211:00 amLIS - BOI
2 stops32h 14mUnited Airlines
Deal found 5/13$783
Wed 9/118:45 amBOI - LIS
2 stops18h 45mUnited Airlines
Wed 9/1810:25 amLIS - BOI
2 stops36h 40mUnited Airlines
Deal found 5/12$949
Sat 6/17:00 pmBOI - LIS
2 stops33h 10mUnited Airlines
Wed 6/1212:50 pmLIS - BOI
2 stops34h 33mUnited Airlines
Deal found 5/12$1,008

Cheap American Airlines flights from Boise to Portugal

Explore cheap flight options specifically provided by American Airlines for the route between Boise and Portugal. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated May 13, 2024.
Take a gander at the lowest prices we've found on American Airlines flights from Boise to Portugal. Check back soon if you're not seeing flights that suit your needs.
Sun 10/273:50 pmBOI - LIS
2 stops23h 55mAmerican Airlines
Tue 11/1211:20 amLIS - BOI
2 stops30h 37mAmerican Airlines
Deal found 5/12$803
Sun 10/2711:51 amBOI - LIS
2 stops15h 04mAmerican Airlines
Tue 11/127:05 amLIS - BOI
3 stops23h 37mAmerican Airlines
Deal found 5/12$1,272
Sun 10/2711:51 amBOI - LIS
2 stops15h 04mAmerican Airlines
Tue 11/128:25 amLIS - BOI
3 stops22h 17mAmerican Airlines
Deal found 5/13$3,559

Cheap Boise to Portugal flights in May & June 2024

Find cheap flight options from Boise to Portugal specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,633,403 searches. Prices were last updated on May 13, 2024.
The lowest fares we've come across on flights traveling from Boise to Portugal in May and June 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Sat 6/17:00 pmBOI - LIS
2 stops33h 10mUnited Airlines
Wed 6/1212:50 pmLIS - BOI
2 stops34h 33mUnited Airlines
Deal found 5/12$1,008
Tue 6/183:05 pmBOI - LIS
2 stops19h 55mDelta
Tue 6/255:40 amLIS - BOI
2 stops17h 37mDelta
Deal found 5/13$1,059
Thu 5/309:00 amBOI - LIS
2 stops22h 50mDelta
Tue 6/115:40 amLIS - BOI
2 stops25h 10mDelta
Deal found 5/12$1,096
Sat 6/12:31 pmBOI - LIS
2 stops20h 24mDelta
Sat 6/85:40 amLIS - BOI
2 stops24h 28mDelta
Deal found 5/13$1,146
Mon 5/202:31 pmBOI - LIS
2 stops20h 24mDelta
Mon 5/275:40 amLIS - BOI
2 stops23h 31mDelta
Deal found 5/12$1,181
Wed 5/224:46 pmBOI - LIS
2 stops18h 54mDelta
Mon 5/275:40 amLIS - BOI
2 stops23h 31mDelta
Deal found 5/12$1,194
Tue 6/187:00 amBOI - LIS
3 stops19h 20mMultiple Airlines
Tue 6/2511:25 amLIS - BOI
3 stops29h 20mMultiple Airlines
Deal found 5/13$1,254
Thu 5/308:17 amBOI - LIS
2 stops18h 03mMultiple Airlines
Tue 6/1112:50 pmLIS - BOI
3 stops29h 47mMultiple Airlines
Deal found 5/12$1,294
Thu 5/2310:45 amBOI - LIS
2 stops38h 25mAir Canada
Mon 6/311:25 amLIS - BOI
2 stops42h 12mAir Canada
Deal found 5/11$1,550

Boise to Portugal 2024 flight deals

Discover exclusive flight deals for travel between Boise and Portugal in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated May 13, 2024.
The lowest fares we've come across on flights traveling from Boise to Portugal in May and June 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Sun 10/276:48 amBOI - LIS
2 stops21h 42mUnited Airlines
Tue 11/1211:00 amLIS - BOI
2 stops32h 14mUnited Airlines
Deal found 5/13$783
Sun 10/273:50 pmBOI - LIS
2 stops23h 55mAmerican Airlines
Tue 11/1211:20 amLIS - BOI
2 stops30h 37mAmerican Airlines
Deal found 5/12$803
Mon 11/251:15 pmBOI - LIS
2 stops26h 55mKLM
Sun 12/13:25 pmLIS - BOI
2 stops34h 30mKLM
Deal found 5/13$859
Sun 9/2911:10 amBOI - LIS
2 stops20h 40mDelta
Wed 10/95:40 amLIS - BOI
2 stops23h 39mDelta
Deal found 5/12$863
Wed 9/118:45 amBOI - LIS
2 stops18h 45mUnited Airlines
Wed 9/1810:25 amLIS - BOI
2 stops36h 40mUnited Airlines
Deal found 5/12$949
Sat 6/17:00 pmBOI - LIS
2 stops33h 10mUnited Airlines
Wed 6/1212:50 pmLIS - BOI
2 stops34h 33mUnited Airlines
Deal found 5/12$1,008
Tue 6/183:05 pmBOI - LIS
2 stops19h 55mDelta
Tue 6/255:40 amLIS - BOI
2 stops17h 37mDelta
Deal found 5/13$1,059
Sun 9/297:00 amBOI - LIS
2 stops19h 20mMultiple Airlines
Wed 10/911:25 amLIS - BOI
3 stops29h 32mMultiple Airlines
Deal found 5/12$1,082
Thu 5/309:00 amBOI - LIS
2 stops22h 50mDelta
Tue 6/115:40 amLIS - BOI
2 stops25h 10mDelta
Deal found 5/12$1,096

Boise to Portugal flights leaving soon

Find last-minute flight options from Boise to Portugal for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated May 13, 2024.
Check out these flights departing soon from Boise to Portugal. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Mon 5/202:31 pmBOI - LIS
2 stops20h 24mDelta
Mon 5/275:40 amLIS - BOI
2 stops23h 31mDelta
Deal found 5/12$1,181
Wed 5/224:46 pmBOI - LIS
2 stops18h 54mDelta
Mon 5/275:40 amLIS - BOI
2 stops23h 31mDelta
Deal found 5/12$1,194
Thu 5/2310:45 amBOI - LIS
2 stops38h 25mAir Canada
Mon 6/311:25 amLIS - BOI
2 stops42h 12mAir Canada
Deal found 5/11$1,550
Wed 5/225:20 pmBOI - LIS
3 stops35h 05mMultiple Airlines
Mon 5/278:30 amLIS - BOI
3 stops42h 55mMultiple Airlines
Deal found 5/12$1,899
Thu 5/236:15 pmBOI - LIS
3 stops34h 10mMultiple Airlines
Mon 6/35:05 pmLIS - BOI
2 stops34h 20mMultiple Airlines
Deal found 5/11$1,935
Thu 5/236:15 pmBOI - LIS
3 stops34h 10mMultiple Airlines
Mon 6/34:15 pmLIS - BOI
3 stops31h 15mMultiple Airlines
Deal found 5/11$1,950
Wed 5/229:15 amBOI - LIS
1 stop19h 10mMultiple Airlines
Mon 5/276:35 amLIS - BOI
2 stops22h 18mMultiple Airlines
Deal found 5/12$2,915
Mon 5/208:30 amBOI - LIS
2 stops17h 50mMultiple Airlines
Mon 5/276:25 pmLIS - BOI
3 stops28h 41mMultiple Airlines
Deal found 5/12$4,228

One-way flights to Portugal from Boise

Search for one-way flight options from Boise to Portugal. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated May 13, 2024.
If you're seeking multiple options on one-way flights from Boise to Portugal, be sure to check out these deals, which are updated often. Those seeking round-trip flights from Boise to Portugal should utilize the search form at the the top of the page.
Thu 8/2210:59 pmBOI - LIS
3 stops38h 06mMultiple Airlines
Deal found 5/12$521
Thu 8/229:51 amBOI - LIS
2 stops28h 34mIberia
Deal found 5/12$905
Sun 10/68:00 amBOI - LIS
2 stops39h 05mMultiple Airlines
Deal found 5/12$1,464
Tue 10/810:08 amBOI - LIS
3 stops37h 22mMultiple Airlines
Deal found 5/12$1,470
Mon 10/75:45 amBOI - LIS
3 stops32h 00mMultiple Airlines
Deal found 5/12$1,478
Wed 10/96:59 pmBOI - LIS
3 stops52h 31mMultiple Airlines
Deal found 5/12$1,493
Fri 10/115:26 pmBOI - LIS
2 stops34h 39mMultiple Airlines
Deal found 5/12$1,494
Sat 10/51:00 pmBOI - LIS
3 stops34h 30mMultiple Airlines
Deal found 5/12$1,495
Sun 10/68:00 amBOI - LIS
3 stops42h 35mMultiple Airlines
Deal found 5/12$1,501

Find flights from Boise to Portugal within your budget

Customize your flight search to find flights from Boise 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 2,633,403 searches. Data last updated May 13, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$783 - $1,347

Route

Depart

Return

Price

Boise Air Term. Gowen FldLisbon Humberto Delgado

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

Sun 10/27

2 stops21h 42m

Lisbon Humberto Delgado

Tue 11/12

2 stops32h 14m

$783

Boise Air Term. Gowen FldLisbon Humberto Delgado

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

Sun 10/27

2 stops23h 55m

Lisbon Humberto Delgado

Tue 11/12

2 stops30h 37m

$803

Boise Air Term. Gowen FldLisbon Humberto Delgado

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

Sun 9/29

2 stops20h 40m

Lisbon Humberto Delgado

Wed 10/9

2 stops23h 39m

$863

Boise Air Term. Gowen FldLisbon Humberto Delgado

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

Wed 9/11

2 stops18h 45m

Lisbon Humberto Delgado

Wed 9/18

2 stops36h 40m

$949

Boise Air Term. Gowen FldLisbon Humberto Delgado

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

Sat 6/1

2 stops33h 10m

Lisbon Humberto Delgado

Wed 6/12

2 stops34h 33m

$1,008

Boise Air Term. Gowen FldLisbon Humberto Delgado

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

Sun 9/29

2 stops19h 20m

Lisbon Humberto Delgado

Wed 10/9

3 stops29h 32m

$1,082

Boise Air Term. Gowen FldLisbon Humberto Delgado

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

Thu 5/30

2 stops22h 50m

Lisbon Humberto Delgado

Tue 6/11

2 stops25h 10m

$1,096

Boise Air Term. Gowen FldLisbon Humberto Delgado

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

Sat 6/1

2 stops20h 24m

Lisbon Humberto Delgado

Sat 6/8

2 stops24h 28m

$1,146

Boise Air Term. Gowen FldLisbon Humberto Delgado

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

Wed 9/11

3 stops17h 55m

Lisbon Humberto Delgado

Wed 9/18

3 stops29h 28m

$1,347

Flights are sorted by cheapest first

Deals found on 5/13

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 May 13, 2024.
See what other customers who have flown with United Airlines, American Airlines and Delta from Boise to Portugal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,736 reviews
Check prices

Crew

8.6

Entertainment

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,736 reviews
Delta
8.0
Very good
10,736 reviews
Check prices

Crew

8.6

Entertainment

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
10,980 reviews
Delta
8.0
Very good
10,736 reviews
Check prices

Crew

8.6

Entertainment

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

American Airlines
7.3
Good
14,608 reviews
Delta
8.0
Very good
10,736 reviews
Check prices

Crew

8.6

Entertainment

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Iberia
7.1
Good
2,749 reviews
Delta
8.0
Very good
10,736 reviews
Check prices

Crew

8.6

Entertainment

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Air Canada
7.0
Good
6,937 reviews
Delta
8.0
Very good
10,736 reviews
Check prices

Crew

8.6

Entertainment

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Boise 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 Boise to Portugal?

    If you book a flight to Portugal from Boise, you will be flying from Air Term. Gowen Fld, which is the city’s only airport. Boise Air Term. Gowen Fld (BOI) is located 3.3 mi from the center of Boise.

  • Can I find flights from Boise to Portugal for under $800 on Cheapflights?

    Yes, there are multiple flights from Boise to Portugal for under $800. The cheapest flight booked recently is on United Airlines for just $783, but on average you can expect to pay $1,469.

  • Are there last-minute flights available from Boise to Portugal for under $1,200?

    There are currently 8+ open flights from Boise to Portugal within the next 7 days for less than $1,200.

  • What are the most popular airlines that fly from Boise to Portugal?

    The most popular airlines flying from Boise to Portugal are American Airlines, Air France and British Airways. Something to consider prior to booking your flight.

  • What does BOI to LIS mean?

    This is defined as Boise Air Term. Gowen Fld Airport (BOI) and Lisbon Humberto Delgado Airport (LIS). Codes like Lisbon Humberto Delgado Airport are often used to just call airports uniquely. Ready for more IATA code knowledge? These are related airports for your current travel destination: Porto Airport (OPO), Faro Airport (FAO), Funchal Madeira Airport (FNC), Ponta Delgada Nordela Airport (PDL), Lajes Airport (TER).

  • Can I find deals for flights from Boise to Portugal that include extra baggage allowance?

    The amount of baggage you can bring on your Boise to Portugal flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Boise to Portugal with specific airlines?

    Yes, Cheapflights allows you to browse and filter Boise to Portugal flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boise 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.

  • Can I find deals for flights from Boise to Portugal that allow pets onboard?

    Many airlines flying from Boise to Portugal offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Boise to Portugal?

    Yes, you can often find last-minute deals on Boise to Portugal flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Boise to Portugal flight deals updated?

    The Boise to Portugal flight deals you see on this page were last updated on 5/13.

See more FAQs

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Top 7 airlines flying from Boise to Portugal

Discover the top 7 airlines that operate flights from Boise 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 2,633,403 searches. Data last updated May 13, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$478Average$1,155FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$611Average$1,212FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
KLMCheapest$712Average$999FlexibilityNo cancel feeOn-time75%
Search KLM flights
United AirlinesCheapest$718Average$1,262FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest$765Average$1,119FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest$865Average$904FlexibilityNo cancel feeOn-time77%
Search Air France flights
LufthansaCheapest$952Average$1,179FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
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Search flights from Boise to Portugal by cabin class

Find flights from Boise to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Boise to Portugal?

Deals for Boise to Portugal flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Boise to Portugal?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Portugal from Boise.

Can Cheapflights find flights from Boise to Portugal with no change fees?

Yes, we can. To see specific flights from Boise to Portugal with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Boise to Portugal become cheaper?

Yes! Start tracking prices for Boise to Portugal flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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