Are direct flights from Boise to Lisbon always the best option?

Direct flights are often more convenient as they reduce travel time and the risk of missed connections. However, flights with layovers can sometimes be more budget-friendly. The 'best' option depends on your priorities for cost versus convenience.

Can flexible travel dates help on Boise to Lisbon flights?

Yes, being flexible with your travel dates can often lead to finding more affordable flights. Prices can vary significantly between different days of the week or even different weeks. Adjusting your departure or return by a few days may unlock better deals.

What extra costs should I check before booking Boise to Lisbon flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Also, consider the cost of transportation to and from the airports at both your origin and destination. These can add up to the total travel expense.

Flights From Boise

To Lisbon

Cheap Flights from Boise to Lisbon

Browse current best options from Boise. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Boise

RatePunk searches hundreds of travel sites at once for deals on flights to Lisbon

Prices updated 5 days ago

402 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Jul 12, 2026.)

Today’s best flight deals from Boise to Lisbon

Explore current cheapest deals departing from Boise to Lisbon

Round trip

Sort by: Cheapest

October 13 - October 27

Cheapest

BOI - Lisbon

$817

$765

Round trip

October 14 - October 22

BOI - Lisbon

$834

$774

Round trip

October 14 - October 29

BOI - Lisbon

$817

$783

Round trip

December 3 - December 7

Best

BOI - Lisbon

$1,051

$792

Round trip

October 6 - October 20

BOI - Lisbon

$810

$819

Round trip

October 4 - October 11

BOI - Lisbon

$836

$878

Round trip

September 6 - September 12

BOI - Lisbon

$869

$894

Round trip

August 21 - August 28

BOI - Lisbon

$944

$945

Round trip

September 12 - September 21

BOI - Lisbon

$851

$950

Round trip

August 11 - August 17

Earliest

BOI - Lisbon

$968

$1,008

Round trip

Unlock all 500+ flight deals to Lisbon and get alerts when great deals appear

Boise to Lisbon: Overview

Insights for flights from Boise to Lisbon

Most itineraries for cheap flights from Boise to Lisbon connect at least once. Right now, fares from Boise to Lisbon are typically $717–$1520, with a median of $885. Current fares are above the typical level, and only 8% of recent fares were classified as a good price. New deals show up several times a week, so setting a price alert can be beneficial.

When is the cheapest time to fly from Boise to Lisbon? The data indicates that February is typically the most affordable month, with a median fare of $561. Following closely are October, with a median of $581, and January, with a median of $582. Planning your trip during these months could lead to significant savings.

A typical journey from Boise to Lisbon, including connections, takes approximately 30h 56m. Since there are no direct flights from Boise to Lisbon, most itineraries involve at least 2 stopovers. This route covers a substantial distance of 8295 km, classifying it as a long-haul flight.

How much is a round trip from Boise to Lisbon

Regular price: $681 - $1,526

Prices for flights from Boise to Lisbon are currently within the regular range.

The regular price range for this route is 681 USD to 1526 USD. The current lowest deal is 767 USD with Air Canada, for travel from Oct 13-Oct 27.

now $767

Low $681

High $1,526

The cheapest time to fly from Boise to Lisbon

The cheapest month to fly from Boise to Lisbon is February, with a median price of $561. The most expensive month is July, with a median price of $1566. Prices are generally lower from January to December.

February

Cheapest

Flights from $561

July

Most Expensive

Flights from $1,566

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Boise to Lisbon

Alaska Airlines, Inc.

TAP Portugal

Deutsche Luft Hansa

WestJet

Last-minute flights going from Boise to Lisbon

Tue, Jul 14

⌛ Last-Minute

BOI - Lisbon

Boise (BOI) - Lisbon (LIS)

Alaska Airlines, Inc., TAP Portugal

$1,175

$2,877

One-way

Tue, Jul 14

⌛ Last-Minute

BOI - Lisbon

Boise (BOI) - Lisbon (LIS)

Alaska Airlines, Inc., TAP Portugal

$1,042

$2,954

One-way

Tue, Jul 14

⌛ Last-Minute

BOI - Lisbon

Boise (BOI) - Lisbon (LIS)

Alaska Airlines, Inc., TAP Portugal

$1,115

$3,259

One-way

Tue, Jul 14

⌛ Last-Minute

BOI - Lisbon

Boise (BOI) - Lisbon (LIS)

Alaska Airlines, Inc., TAP Portugal

$1,272

$3,572

One-way

Mon, Jul 20

⌛ Last-Minute

BOI - Lisbon

Boise (BOI) - Lisbon (LIS)

Alaska Airlines, Inc., TAP Portugal

$1,121

$3,224

One-way

Sat, Jul 25

⌛ Last-Minute

BOI - Lisbon

Boise (BOI) - Lisbon (LIS)

Alaska Airlines, Inc., TAP Portugal

$1,050

$1,546

One-way

Biggest price drops on these dates for flights from Boise to Lisbon

7 nights

Dec 3 - Dec 10

$1,015 → $777

23%

7 nights

Dec 5 - Dec 12

$1,015 → $792

22%

7 nights

Dec 10 - Dec 17

$1,019 → $806

21%

13 nights

Nov 1 - Nov 14

$949 → $788

17%

Popular Airports to fly from Boise to Lisbon

Boise - Lisbon route insights

💸 Price insights

Recent fares are above the typical level

Recent fares from Boise to Lisbon are above the typical level, with 8% good prices.

📅 Best time to fly

Fly in February for the best prices

Historically, February offers the lowest median price at $561 to Lisbon from Boise.

⏱️ Flight duration

Flights are typically 30h 56m

The median flight duration from Boise to Lisbon is 30h 56m, classified as long-haul.

✈️ Airlines & availability

Connecting flights are dominant

There are no direct flights available from Boise to Lisbon; connecting flights are dominant.

🏆 Airline highlight

Air Canada offers a recent deal

Air Canada recently offered a deal for $767 from Boise to Lisbon.

🎯 Booking tip

Deals appear regularly

Deals for flights from Boise to Lisbon appear regularly, offering frequent opportunities to save.

Boise main airports to depart from

Boise (BOI)

Cheapest

Boise Airport (BOI) is a convenient option for flights from Boise to Lisbon.

📍 ~6 km from city center (reachable by car)

💸 Flights from ~$777

Lisbon main airports to arrive at

Lisbon Portela (LIS)

Cheapest

Lisbon Portela Airport is a convenient arrival choice for flights from Boise to Lisbon.

📍 ~7 km from city center (reachable by car)

💸 Flights from ~$727

Airports nearby Lisbon used as alternative

Porto (OPO)

Cheapest

Porto offers an extensive route network comparable to Lisbon, with excellent rail and highway connectivity.

📍 ~300 km from Lisbon (reachable by train or car, ~3 hours travel time).

💸 Flights from ~$722

Faro (FAO)

Faro is a reliable alternative for European leisure destinations, with significant international traffic.

📍 ~280 km from Lisbon (reachable by car, ~2.5 to 3 hours travel time).

💸 Flights from ~$895

Seville (SVQ)

Seville is a major Spanish airport with diverse European connections, accessible via cross-border road links.

📍 ~310 km from Lisbon (reachable by car, ~4 hours travel time, different timezone).

💸 Flights from ~$910

Málaga (AGP)

Málaga is a large international hub with many long-haul and budget options, useful for specific routes.

📍 ~470 km from Lisbon (reachable by car, over 4.5 hours travel time, different timezone).

💸 Flights from ~$840

Badajoz (BJZ)

Badajoz is geographically the closest Spanish airport to Lisbon, useful for specific regional connections to Madrid.

📍 ~200 km from Lisbon (reachable by car, different timezone).

💸 Flights from ~$1176

Business & First Class Flight Deals to Lisbon

Lisbon, Portugal

68% AI deal score

$37,270

From BOI

Elite

Aug 04

Lisbon, Portugal

68% AI deal score

$37,298

Frequently Asked Questions About Flights to Lisbon

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can often reveal better deals. Setting up price alerts may also help you catch drops in fares.

Booking flights in advance, often several months out, can sometimes lead to lower prices. However, last-minute deals can occasionally appear, so monitoring prices is usually a good strategy. Prices can fluctuate, so there isn't a single best time to book.

Comparing nearby airports can sometimes offer more flight options or different pricing. While it might add to your ground travel, the potential savings on airfare could be significant. Always factor in the cost and time of additional transportation.

Related routes

Consider alternative routes from Boise

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