How does KAYAK find such low prices on flights from Idaho to Lisbon?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Lisbon. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Lisbon?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Lisbon from Idaho is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Idaho to Lisbon?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Lisbon with an airline and back to Idaho with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Lisbon?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Lisbon from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$333 CHEAP FLIGHTS from Idaho to Lisbon

LIS

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

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$454

Typical prices: $897-$1,263

Finnair

Tue 4/28Tue 5/5

BOI - LIS • 2 stops

Cheapest one-way

$333

Typical prices: $576-$629

Lufthansa

Thu 4/9

GEG - LIS • 2 stops

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Lisbon!

Flight Deals

Cheap Flights from Idaho to Lisbon

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Idaho to Lisbon that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Idaho to Lisbon

Tue, Apr 28 - Tue, May 5

6:44 am - 3:50 pm

BOI

LIS

26h 06m

2 stops

4:35 pm - 10:38 pm

LIS

BOI

37h 03m

2 stops

$454Finnair

Tue, Feb 10 - Tue, Feb 17

7:20 am - 3:25 pm

BOI

LIS

25h 05m

2 stops

4:10 pm - 10:22 pm

LIS

BOI

37h 12m

2 stops

$455Finnair

Tue, Jan 27 - Wed, Feb 4

5:05 am - 8:00 am

GEG

LIS

18h 55m

2 stops

10:00 am - 10:52 pm

LIS

GEG

20h 52m

2 stops

$462Delta

Wed, Feb 11 - Wed, Feb 18

7:20 am - 12:10 pm

BOI

LIS

21h 50m

2 stops

8:45 pm - 10:22 pm

LIS

BOI

32h 37m

2 stops

$464Multiple Airlines

Tue, Feb 3 - Thu, Feb 12

6:10 am - 8:10 am

BOI

LIS

19h 00m

2 stops

11:20 am - 11:48 pm

LIS

BOI

19h 28m

2 stops

$465United Airlines

Tue, Apr 14 - Tue, Apr 28

3:53 pm - 6:45 pm

BOI

LIS

19h 52m

2 stops

5:35 am - 10:25 pm

LIS

BOI

23h 50m

2 stops

$499Delta

Wed, Feb 25 - Sun, Mar 1

7:00 am - 10:15 am

GEG

LIS

19h 15m

2 stops

5:00 am - 10:04 pm

LIS

GEG

25h 04m

2 stops

$499United Airlines

Sat, Feb 28 - Sat, Mar 7

5:00 am - 10:15 am

GEG

LIS

21h 15m

2 stops

5:00 am - 9:03 pm

LIS

GEG

24h 03m

2 stops

$500United Airlines

Sun, Feb 1 - Sat, Feb 28

6:00 am - 6:05 pm

GEG

LIS

28h 05m

2 stops

4:45 pm - 9:12 pm

LIS

GEG

36h 27m

2 stops

$525Iberia

Fri, Apr 24 - Sat, May 9

6:00 am - 11:25 pm

GEG

LIS

33h 25m

2 stops

6:55 pm - 8:28 pm

LIS

GEG

33h 33m

2 stops

$540Multiple Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$333

Best time to beat the crowds with an average 25% drop in price.

Most popular time to fly with an average 17% increase in price.

Flight from Spokane to Lisbon

How does KAYAK find such low prices on flights from Idaho to Lisbon?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Lisbon.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Lisbon?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Lisbon from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Idaho to Lisbon?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Lisbon with an airline and back to Idaho with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Lisbon?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Lisbon from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Setúbal

Óbidos

Costa da Caparica

Tomar

Sines

Almada

Torres Vedras

Caldas da Rainha

Zambujeira do Mar

Beja

Colares

Madeira

Batalha

Everything you need to know for your flight to Lisbon

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Information on the airport you'll fly into in Lisbon

Lisbon (LIS)

LIS

$333 Find Cheap Flights from Idaho to Lisbon

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

Everything you should know

Cheap Flights from Idaho to Lisbon

Recent round-trip flight deals from Idaho to Lisbon

Recent one-way flight deals from Idaho to Lisbon

Good to know

FAQs for booking flights from Idaho to Lisbon

How does KAYAK find such low prices on flights from Idaho to Lisbon?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Lisbon.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Lisbon?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Lisbon from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Idaho to Lisbon?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Lisbon with an airline and back to Idaho with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Lisbon?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Lisbon from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Lisbon?

Everything you need to know for your flight to Lisbon

Information on the airport you'll fly into in Lisbon

Cabin class types available on flights to Idaho

Complete your trip to Lisbon with a hotel stay or car rental

Find direct flights for Lisbon

Flights to other popular destinations

Flights from domestic origins to Lisbon

Choose which airport to fly into in Lisbon