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$570+ Cheap flights from Idaho to Lisbon (LIS)

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 3/14. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — LIS
ene. 26 — feb. 21
dom. 1/26
dom. 2/2
1 adult, Economy
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Cheap flight deals from Idaho to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Idaho (USID) to Lisbon (LIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 21, 2025.

Round-trip from

$617
(Iberia)

One-way from

$570
(United)
From Idaho to Lisbon Humberto Delgado
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One-way flight from Idaho to Lisbon Humberto Delgado
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Find flight deals from Idaho to Lisbon

Cheapest flights from Idaho to Lisbon
Explore the most affordable flight options available from Idaho to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 21, 2025.

This Iberia deal was found by Cheapflights users on 1/20. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/47:05 amBOI - LIS
2 stops22h 00mMultiple Airlines
mar. 3/116:30 amLIS - BOI
2 stops21h 25mMultiple Airlines
Deal found 1/20$617
This American Airlines deal was found by Cheapflights users on 1/20. 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.
mié. 2/267:05 amBOI - LIS
2 stops18h 50mAmerican Airlines
vie. 3/711:05 amLIS - BOI
2 stops19h 33mAmerican Airlines
Deal found 1/20$620
This Delta deal was found by Cheapflights users on 1/20. 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.
mié. 2/265:00 amGEG - LIS
2 stops19h 00mDelta
mié. 4/212:45 pmLIS - GEG
2 stops19h 08mDelta
Deal found 1/20$620
This Finnair deal was found by Cheapflights users on 1/20. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/187:05 amBOI - LIS
2 stops25h 20mFinnair
mié. 3/56:30 amLIS - BOI
2 stops22h 20mFinnair
Deal found 1/20$621
This Delta deal was found by Cheapflights users on 1/20. 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.
mié. 2/265:45 amBOI - LIS
2 stops19h 15mDelta
mar. 3/1110:00 amLIS - BOI
2 stops20h 13mDelta
Deal found 1/20$634
This United Airlines deal was found by Cheapflights users on 1/20. 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.
lun. 3/245:00 amGEG - LIS
2 stops22h 15mUnited Airlines
mar. 4/811:25 amLIS - GEG
2 stops33h 13mUnited Airlines
Deal found 1/20$691
This United Airlines deal was found by Cheapflights users on 1/20. 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.
mar. 2/188:00 amBOI - LIS
2 stops17h 10mUnited Airlines
mié. 3/511:55 amLIS - BOI
3 stops29h 07mUnited Airlines
Deal found 1/20$704
This Lufthansa deal was found by Cheapflights users on 1/20. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/263:15 pmGEG - LIS
2 stops25h 15mLufthansa
mar. 4/87:30 amLIS - GEG
2 stops21h 20mLufthansa
Deal found 1/20$723
This Air Canada deal was found by Cheapflights users on 1/20. 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.
vie. 3/286:00 amGEG - LIS
2 stops43h 20mAir Canada
mar. 4/811:25 amLIS - GEG
2 stops33h 13mAir Canada
Deal found 1/20$800
This Delta deal was found by Cheapflights users on 1/19. 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.
mar. 4/225:30 pmJAC - LIS
2 stops34h 15mDelta
mar. 4/2910:00 amLIS - JAC
2 stops37h 28mDelta
Deal found 1/19$819
This United Airlines deal was found by Cheapflights users on 1/19. 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.
dom. 4/207:00 amJAC - LIS
2 stops23h 35mUnited Airlines
vie. 5/212:20 pmLIS - JAC
2 stops28h 23mUnited Airlines
Deal found 1/19$820
This Air France deal was found by Cheapflights users on 1/19. 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.
mié. 4/231:10 pmJAC - LIS
2 stops21h 45mMultiple Airlines
lun. 4/287:30 pmLIS - JAC
2 stops30h 26mMultiple Airlines
Deal found 1/19$823

Find flights from Idaho to Lisbon within your budget

Customize your flight search to find flights from Idaho to Lisbon 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 enero 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BoiseLisbon

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

mar. 3/4

7:05 am-12:05 pm

2 stops22h 00m

Lisbon Humberto Delgado

mar. 3/11

6:30 am-9:55 pm

2 stops21h 25m

$617

BoiseLisbon

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

mié. 2/26

7:05 am-8:55 am

2 stops18h 50m

Lisbon Humberto Delgado

vie. 3/7

11:05 am-11:38 pm

2 stops19h 33m

$620

SpokaneLisbon

GEG - LIS

GEGLIS

Spokane

mié. 2/26

5:00 am-8:00 am

2 stops19h 00m

Lisbon Humberto Delgado

mié. 4/2

12:45 pm-11:53 pm

2 stops19h 08m

$620

BoiseLisbon

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

mar. 2/18

7:05 am-3:25 pm

2 stops25h 20m

Lisbon Humberto Delgado

mié. 3/5

6:30 am-9:50 pm

2 stops22h 20m

$621

BoiseLisbon

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

mié. 2/26

5:45 am-8:00 am

2 stops19h 15m

Lisbon Humberto Delgado

mar. 3/11

10:00 am-12:13 am

2 stops20h 13m

$634

SpokaneLisbon

GEG - LIS

GEGLIS

Spokane

lun. 3/24

5:00 am-10:15 am

2 stops22h 15m

Lisbon Humberto Delgado

mar. 4/8

11:25 am-12:38 pm

2 stops33h 13m

$691

BoiseLisbon

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

mar. 2/18

8:00 am-8:10 am

2 stops17h 10m

Lisbon Humberto Delgado

mié. 3/5

11:55 am-10:02 am

3 stops29h 07m

$704

SpokaneLisbon

GEG - LIS

GEGLIS

Spokane

mié. 3/26

3:15 pm-11:30 pm

2 stops25h 15m

Lisbon Humberto Delgado

mar. 4/8

7:30 am-8:50 pm

2 stops21h 20m

$723

SpokaneLisbon

GEG - LIS

GEGLIS

Spokane

vie. 3/28

6:00 am-8:20 am

2 stops43h 20m

Lisbon Humberto Delgado

mar. 4/8

11:25 am-12:38 pm

2 stops33h 13m

$800

JacksonLisbon

JAC - LIS

JACLIS

Jackson Hole

mar. 4/22

5:30 pm-10:45 am

2 stops34h 15m

Lisbon Humberto Delgado

mar. 4/29

10:00 am-4:28 pm

2 stops37h 28m

$819

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 26 results
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Best time to book a flight from Idaho to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Idaho 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.

Travel insights for flights from Idaho to Lisbon

Get recent, data-driven insights about flights from Idaho to Lisbon including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Idaho to Lisbon?

Currently, January is the cheapest month in which you can book a flight from Idaho to Lisbon (average of $612). Flying from Idaho to Lisbon in June is currently the most expensive (average of $1,247). 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.

What is the cheapest time of day to fly from ID to LIS?

Find hourly flight availability from Idaho to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 21, 2025.

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

Rainfall in Lisbon by month

Plan your trip to Lisbon by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Lisbon ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Lisbon when rainfall is around 0.2 in.

Temperature in Lisbon by month

Plan your trip to Lisbon by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Lisbon, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated enero 21, 2025.
Peruse reviews from past customers who have flown with American Airlines, Air Canada and Delta from Idaho to Lisbon to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,286 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,490 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,985 reviews
Delta
8.0
Very good
8,521 reviews

Entertainment

7.9

Crew

8.6

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Lisbon. 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 into for flights to Lisbon from Idaho?

    Lisbon Humberto Delgado (LIS), located 4.2 mi from the city center, is the airport you fly into when you book flights from Idaho to Lisbon.

  • What are the most popular routes from Idaho to Lisbon?

    The most popular route from Idaho to Lisbon is Boise Air Term. Gowen Fld - Lisbon Humberto Delgado. You may also consider Spokane - Lisbon Humberto Delgado or Jackson Hole - Lisbon Humberto Delgado.

  • Can I find deals for flights from Idaho to Lisbon that include hotel bookings?

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

  • How can I find direct flights from Idaho to Lisbon?

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

  • Can I find deals for business class flights from Idaho to Lisbon?

    Yes. Cheapflights offers flight deals from Idaho to Lisbon 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 Idaho to Lisbon?

    Currently, January is the cheapest month in which you can book a flight from Idaho to Lisbon (average of $612). Flying from Idaho to Lisbon in June is currently the most expensive (average of $1,247). 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

Traveling to a place near Idaho?

Book flights to Idaho if you plan to visit one of these locations
Sintra
Almada
Beja
Costa da Caparica
Nazaré
Evora
Torres Vedras
Sesimbra
Fátima

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Alternative routes for Idaho to Lisbon

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Idaho to Lisbon

Discover the top 4 airlines that operate flights from Idaho to Lisbon. 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 enero 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$613Average$1,352FlexibilityNo cancel feeOn-time71%
DeltaCheapest$658Average$1,122FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$709Average$1,161FlexibilityNo cancel feeOn-time69%
KLMCheapest$750Average$1,101FlexibilityNo cancel feeOn-time75%
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