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Cheap flights from Idaho to Lisbon from $329

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Lisbon departing on 2/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Idaho to Lisbon

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:52 pm - 5:50 pm
BOI
-
LIS
20h 58m
2 stops
Delta Logo
5:00 am - 11:00 pm
LIS
-
BOI
25h 00m
2 stops
$502Delta
Tue, Apr 14 - Tue, Apr 28
Delta Logo
11:25 am - 5:50 pm
GEG
-
LIS
22h 25m
2 stops
Delta Logo
5:00 am - 9:40 pm
LIS
-
GEG
24h 40m
2 stops
$502Delta
Tue, Apr 14 - Tue, Apr 28
Delta Logo
5:11 pm - 8:50 am
JAC
-
LIS
56h 39m
2 stops
Delta Logo
5:00 am - 7:01 pm
LIS
-
JAC
21h 01m
2 stops
$503Delta
Sun, Apr 19 - Mon, Apr 27
United Airlines Logo
7:00 am - 10:45 pm
JAC
-
LIS
32h 45m
2 stops
United Airlines Logo
5:05 am - 1:21 pm
LIS
-
JAC
39h 16m
2 stops
$504United Airlines
Fri, Apr 17 - Thu, Apr 23
United Airlines Logo
7:00 am - 10:45 pm
JAC
-
LIS
32h 45m
2 stops
United Airlines Logo
6:15 am - 3:24 pm
LIS
-
JAC
40h 09m
2 stops
$505United Airlines
Fri, Apr 17 - Sat, Apr 25
United Airlines Logo
7:00 am - 3:25 pm
GEG
-
LIS
24h 25m
2 stops
United Airlines Logo
11:25 am - 6:51 pm
LIS
-
GEG
39h 26m
2 stops
$508United Airlines
Thu, Apr 9 - Thu, Apr 16
United Airlines Logo
7:00 am - 3:35 pm
JAC
-
LIS
25h 35m
2 stops
United Airlines Logo
5:05 am - 1:21 pm
LIS
-
JAC
39h 16m
2 stops
$516United Airlines
Wed, Apr 15 - Thu, Apr 23
Multiple Airlines Logo
1:10 pm - 10:25 pm
JAC
-
LIS
26h 15m
2 stops
Multiple Airlines Logo
7:45 pm - 7:01 pm
LIS
-
JAC
30h 16m
2 stops
$581Multiple Airlines
Sun, Apr 5 - Mon, Apr 13
Multiple Airlines Logo
1:00 pm - 10:25 pm
JAC
-
LIS
26h 25m
2 stops
Multiple Airlines Logo
7:45 pm - 7:01 pm
LIS
-
JAC
30h 16m
2 stops
$589Multiple Airlines
Sat, Apr 18 - Sun, Apr 26
Scandinavian Airlines Logo
1:11 pm - 9:00 am
GEG
-
LIS
35h 49m
2 stops
Scandinavian Airlines Logo
6:25 pm - 5:08 pm
LIS
-
GEG
30h 43m
2 stops
$936Scandinavian Airlines
Sat, May 23 - Sat, Jun 6

Delta flights from Idaho to Lisbon

Our best Delta deals on Idaho to Lisbon flight tickets
Delta
Apr 14
BOI1:52 pmBoise Air Term. Gowen Fld
20h 58m
2 stops
LIS5:50 pmLisbon Humberto Delgado
Apr 28
LIS5:00 amLisbon Humberto Delgado
25h 00m
2 stops
BOI11:00 pmBoise Air Term. Gowen Fld
$502
Delta
Apr 19
JAC5:11 pmJackson Hole
56h 39m
2 stops
LIS8:50 amLisbon Humberto Delgado
Apr 27
LIS5:00 amLisbon Humberto Delgado
21h 01m
2 stops
JAC7:01 pmJackson Hole
$503
Delta
Mar 4
BOI8:50 amBoise Air Term. Gowen Fld
23h 20m
2 stops
LIS3:10 pmLisbon Humberto Delgado
Mar 11
LIS5:00 amLisbon Humberto Delgado
19h 42m
2 stops
BOI6:42 pmBoise Air Term. Gowen Fld
$568

Air Canada flights from Idaho to Lisbon

Our best Air Canada deals on Idaho to Lisbon flight tickets
Air Canada
Jul 17
BOI2:05 pmBoise Air Term. Gowen Fld
37h 55m
2 stops
LIS11:00 amLisbon Humberto Delgado
Jul 31
LIS1:00 pmLisbon Humberto Delgado
35h 56m
2 stops
BOI5:56 pmBoise Air Term. Gowen Fld
$912
Air Canada
Apr 14
BOI10:35 amBoise Air Term. Gowen Fld
17h 30m
3 stops
LIS11:05 amLisbon Humberto Delgado
Apr 28
LIS11:25 amLisbon Humberto Delgado
31h 24m
3 stops
BOI11:49 amBoise Air Term. Gowen Fld
$1,070
Air Canada
Apr 8
BOI10:35 amBoise Air Term. Gowen Fld
17h 30m
3 stops
LIS11:05 amLisbon Humberto Delgado
Apr 15
LIS11:25 amLisbon Humberto Delgado
31h 24m
3 stops
BOI11:49 amBoise Air Term. Gowen Fld
$1,075

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated February 24, 2026.
Use the filters below to find and compare flights from Idaho to Lisbon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseLisbon

BOI - LIS

BOILIS

Boise Air Term. Gowen Fld

Tue 4/14

1:52 pm-5:50 pm

2 stops20h 58m

Lisbon Humberto Delgado

Tue 4/28

5:00 am-11:00 pm

2 stops25h 00m

$502

SpokaneLisbon

GEG - LIS

GEGLIS

Spokane

Tue 4/14

11:25 am-5:50 pm

2 stops22h 25m

Lisbon Humberto Delgado

Tue 4/28

5:00 am-9:40 pm

2 stops24h 40m

$502

JacksonLisbon

JAC - LIS

JACLIS

Jackson Hole

Sun 4/19

5:11 pm-8:50 am

2 stops56h 39m

Lisbon Humberto Delgado

Mon 4/27

5:00 am-7:01 pm

2 stops21h 01m

$503

JacksonLisbon

JAC - LIS

JACLIS

Jackson Hole

Fri 4/17

7:00 am-10:45 pm

2 stops32h 45m

Lisbon Humberto Delgado

Thu 4/23

5:05 am-1:21 pm

2 stops39h 16m

$504

JacksonLisbon

JAC - LIS

JACLIS

Jackson Hole

Fri 4/17

7:00 am-10:45 pm

2 stops32h 45m

Lisbon Humberto Delgado

Sat 4/25

6:15 am-3:24 pm

2 stops40h 09m

$505

SpokaneLisbon

GEG - LIS

GEGLIS

Spokane

Thu 4/9

7:00 am-3:25 pm

2 stops24h 25m

Lisbon Humberto Delgado

Thu 4/16

11:25 am-6:51 pm

2 stops39h 26m

$508

JacksonLisbon

JAC - LIS

JACLIS

Jackson Hole

Wed 4/15

7:00 am-3:35 pm

2 stops25h 35m

Lisbon Humberto Delgado

Thu 4/23

5:05 am-1:21 pm

2 stops39h 16m

$516

JacksonLisbon

JAC - LIS

JACLIS

Jackson Hole

Sun 4/5

1:10 pm-10:25 pm

2 stops26h 15m

Lisbon Humberto Delgado

Mon 4/13

7:45 pm-7:01 pm

2 stops30h 16m

$581

JacksonLisbon

JAC - LIS

JACLIS

Jackson Hole

Sat 4/18

1:00 pm-10:25 pm

2 stops26h 25m

Lisbon Humberto Delgado

Sun 4/26

7:45 pm-7:01 pm

2 stops30h 16m

$589

SpokaneLisbon

GEG - LIS

GEGLIS

Spokane

Sat 5/23

1:11 pm-9:00 am

2 stops35h 49m

Lisbon Humberto Delgado

Sat 6/6

6:25 pm-5:08 pm

2 stops30h 43m

$936

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Lisbon from

How to get the cheapest flight ticket from Idaho to Lisbon

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Idaho to Lisbon Humberto Delgado?

United Airlines, Air France, and Delta are the most popular carriers operating from Idaho to Lisbon Humberto Delgado

Cheap Idaho to Lisbon flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Lisbon

Fastest flight time

18h 20m

Direct flights

None
The fastest flight from Idaho to Lisbon takes 18h 20m
There are no direct flights from Idaho to Lisbon. There are no popular flight routes from Idaho to Lisbon.
Search flight deals

  • When did momondo last update prices for flights from Idaho to Lisbon Humberto Delgado Airport?

    Prices for flights from Idaho to Lisbon Humberto Delgado Airport refresh daily.

  • How many operators does momondo search for flights from Idaho to Lisbon Humberto Delgado Airport?

  • How old do you have to be to fly from Idaho to Lisbon Humberto Delgado Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Lisbon Humberto Delgado Airport.

  • What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

    The travel and health documents required for your trip to Lisbon Humberto Delgado Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lisbon Humberto Delgado Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Idaho to Lisbon

Compare and see reviews for airlines that fly from Idaho to Lisbon with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $507Free CancellationRating
7.9
8,239 reviews
Search Delta flights
United AirlinesPriceFrom $589Free CancellationRating
7.4
9,344 reviews
Search United Airlines flights

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Sintra
Ericeira
Fátima
Nazaré
Setúbal
Estoril
Peniche
Evora
Oeiras
Sesimbra
Leiria
Figueira da Foz
Tomar
Zambujeira do Mar
Batalha
Óbidos
Sines
Comporta
Torres Vedras
Almada

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Lisbon?

Finding the right flight to Lisbon from Idaho is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Lisbon quick and easy, saving you time and money.

Can I find flights from Idaho to Lisbon with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Lisbon from Idaho with this policy.

How can momondo help me find flights from Idaho to Lisbon?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Lisbon from Idaho.

I’m not ready to book a flight from Idaho to Lisbon right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Idaho to Lisbon flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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