HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Southeast Europe

$355+ Cheap flights from Boise (BOI) to Southeast Europe

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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — ATH
août 31 — sept. 71
dim. 8/31
dim. 9/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boise to Southeast Europe with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Boise to Southeast Europe

Keep the following information in mind while searching for Boise to Southeast Europe flight deals. Data was last updated août 26, 2025.

Round-trip from

$648
(United)

One-way from

$355
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$1,272
From Boise Air Term. Gowen Fld to Southeast Europe
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Southeast Europe
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($54 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Boise to Southeast Europe

Cheapest flights from Boise to Southeast Europe
Explore the most affordable flight options available from Boise to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on août 26, 2025.

This United deal was found by Cheapflights users on 8/25. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/258:17 amBOI - SJJ
2 stops18h 38mMultiple Airlines
mar. 12/92:40 pmSJJ - BOI
2 stops40h 05mMultiple Airlines
Deal found 8/25$648
This United Airlines deal was found by Cheapflights users on 8/25. 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. 11/258:17 amBOI - SJJ
2 stops18h 38mUnited Airlines
mar. 12/96:10 amSJJ - BOI
3 stops24h 35mUnited Airlines
Deal found 8/25$655
This United Airlines deal was found by Cheapflights users on 8/25. 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. 9/167:45 amBOI - ATH
2 stops30h 15mUnited Airlines
mar. 11/46:35 amATH - BOI
2 stops36h 23mUnited Airlines
Deal found 8/25$656
This Delta deal was found by Cheapflights users on 8/25. 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. 9/1611:00 amBOI - ATH
2 stops27h 15mDelta
lun. 11/33:25 amATH - BOI
2 stops28h 27mDelta
Deal found 8/25$684
This Delta deal was found by Cheapflights users on 8/24. 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.
mer. 10/811:41 amBOI - ATH
2 stops17h 29mDelta
mer. 10/156:30 amATH - BOI
2 stops26h 38mDelta
Deal found 8/24$694
This American Airlines deal was found by Cheapflights users on 8/26. 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.
mar. 12/91:57 pmBOI - ATH
2 stops20h 33mMultiple Airlines
ven. 12/197:45 amATH - BOI
2 stops24h 17mMultiple Airlines
Deal found 8/26$707
This Air France deal was found by Cheapflights users on 8/25. 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.
jeu. 10/94:00 pmBOI - ATH
2 stops22h 15mAir France
jeu. 10/166:30 amATH - BOI
2 stops18h 36mAir France
Deal found 8/25$714
This United Airlines deal was found by Cheapflights users on 8/24. 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. 9/302:12 pmBOI - ATH
2 stops23h 48mUnited Airlines
lun. 10/136:00 amATH - BOI
2 stops22h 15mUnited Airlines
Deal found 8/24$751
This Air France deal was found by Cheapflights users on 8/23. 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.
mer. 10/85:42 amBOI - BEG
2 stops22h 43mMultiple Airlines
mer. 10/156:00 amBEG - BOI
2 stops22h 16mMultiple Airlines
Deal found 8/23$753
This Gurufare deal was found by Cheapflights users on 8/25. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/98:20 amBOI - SJJ
2 stops29h 55mLufthansa
jeu. 10/1612:30 pmSJJ - BOI
2 stops38h 17mLufthansa
Deal found 8/25$796
This United deal was found by Cheapflights users on 8/24. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 10/15:39 pmBOI - BEG
2 stops21h 36mMultiple Airlines
mer. 10/226:05 amBEG - BOI
2 stops21h 10mMultiple Airlines
Deal found 8/24$799
This KLM deal was found by Cheapflights users on 8/24. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 9/244:20 pmBOI - SPU
2 stops22h 35mKLM
jeu. 10/96:30 amSPU - BOI
2 stops20h 21mKLM
Deal found 8/24$840

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to Southeast Europe 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 août 26, 2025.
Use the filters below to find and compare flights from Boise to Southeast Europe that are best for you.

Fly from

Boise

Fly to

Southeast Europe

Route

Depart

Return

Price

BoiseSarajevo

BOI - SJJ

BOISJJ

Boise Air Term. Gowen Fld

mar. 11/25

8:17 am-10:55 am

2 stops18h 38m

Sarajevo Butmir

mar. 12/9

2:40 pm-10:45 pm

2 stops40h 05m

$648

BoiseSarajevo

BOI - SJJ

BOISJJ

Boise Air Term. Gowen Fld

mar. 11/25

8:17 am-10:55 am

2 stops18h 38m

Sarajevo Butmir

mar. 12/9

6:10 am-10:45 pm

3 stops24h 35m

$655

BoiseAthens

BOI - ATH

BOIATH

Boise Air Term. Gowen Fld

mar. 9/16

7:45 am-11:00 pm

2 stops30h 15m

Athens Eleftherios V.

mar. 11/4

6:35 am-9:58 am

2 stops36h 23m

$656

BoiseAthens

BOI - ATH

BOIATH

Boise Air Term. Gowen Fld

mar. 9/16

11:00 am-11:15 pm

2 stops27h 15m

Athens Eleftherios V.

lun. 11/3

3:25 am-10:52 pm

2 stops28h 27m

$684

BoiseAthens

BOI - ATH

BOIATH

Boise Air Term. Gowen Fld

mer. 10/8

11:41 am-2:10 pm

2 stops17h 29m

Athens Eleftherios V.

mer. 10/15

6:30 am-12:08 am

2 stops26h 38m

$694

BoiseAthens

BOI - ATH

BOIATH

Boise Air Term. Gowen Fld

jeu. 10/9

4:00 pm-11:15 pm

2 stops22h 15m

Athens Eleftherios V.

jeu. 10/16

6:30 am-4:06 pm

2 stops18h 36m

$714

BoiseAthens

BOI - ATH

BOIATH

Boise Air Term. Gowen Fld

mar. 9/30

2:12 pm-11:00 pm

2 stops23h 48m

Athens Eleftherios V.

lun. 10/13

6:00 am-7:15 pm

2 stops22h 15m

$751

BoiseBelgrade

BOI - BEG

BOIBEG

Boise Air Term. Gowen Fld

mer. 10/8

5:42 am-12:25 pm

2 stops22h 43m

Belgrade Nikola Tesla

mer. 10/15

6:00 am-8:16 pm

2 stops22h 16m

$753

BoiseSarajevo

BOI - SJJ

BOISJJ

Boise Air Term. Gowen Fld

jeu. 10/9

8:20 am-10:15 pm

2 stops29h 55m

Sarajevo Butmir

jeu. 10/16

12:30 pm-6:47 pm

2 stops38h 17m

$796

BoiseBelgrade

BOI - BEG

BOIBEG

Boise Air Term. Gowen Fld

mer. 10/1

5:39 pm-11:15 pm

2 stops21h 36m

Belgrade Nikola Tesla

mer. 10/22

6:05 am-7:15 pm

2 stops21h 10m

$799

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/26

Showing 1-10 of 26 results
1
2
3

Best time to book a flight from Boise to Southeast Europe

Have a flexible travel schedule? Discover the best time to fly to Southeast Europe from Boise 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.

Cheapflights Insights

Everything you need to know about your flight from Boise to Southeast Europe

What is the cheapest month to book a flight from Boise to Southeast Europe?

Currently, November is the cheapest month in which you can book a flight from Boise to Southeast Europe (average of $679). Flying from Boise to Southeast Europe in June is currently the most expensive (average of $1,285). 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 BOI to YMH?

Find hourly flight availability from Boise to Southeast Europe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated août 26, 2025.

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

Reviews of airlines servicing Southeast Europe

Get insights into the airlines that provide service to Southeast Europe. 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 Southeast Europe. Reviews last updated août 26, 2025.
See what other customers who have flown with Delta, KLM, and Scandinavian Airlines from Boise to Southeast Europe have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,979 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,979 reviews
Delta
8.0
Very good
7,979 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,387 reviews
Delta
8.0
Very good
7,979 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Scandinavian Airlines
7.4
Good
1,477 reviews
Delta
8.0
Very good
7,979 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,943 reviews
Delta
8.0
Very good
7,979 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Lufthansa
6.8
Okay
7,359 reviews
Delta
8.0
Very good
7,979 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Boise to Southeast Europe. 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 Southeast Europe?

    Boise Air Term. Gowen Fld (BOI) is the airport you will fly out of if you book a flight from Boise to Southeast Europe. It is only a 3.3 mi journey to Air Term. Gowen Fld (BOI) from Boise’s city center.

  • How long is the flight from Boise to Southeast Europe?

    There are many flights that can get you from Boise to Southeast Europe in 18h 38m. Fly via United Airlines, Delta, or Air France to get the fastest option. Boise and Southeast Europe are separated by a distance of 5776 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Boise to Southeast Europe?

    When deciding which route to take from Boise to Southeast Europe consider Boise Air Term. Gowen Fld - Athens Eleftherios V., Boise Air Term. Gowen Fld - Belgrade Nikola Tesla or Boise Air Term. Gowen Fld - Sarajevo Butmir as they are the most popular.

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

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

  • How can I find direct flights from Boise to Southeast Europe?

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

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

    Yes. Cheapflights offers flight deals from Boise to Southeast Europe 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 Boise to Southeast Europe?

    Currently, November is the cheapest month in which you can book a flight from Boise to Southeast Europe (average of $679). Flying from Boise to Southeast Europe in June is currently the most expensive (average of $1,285). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Boise to Southeast Europe

See prices for flight routes from nearby airports that may be better suited for you.
Boise to Leonardo da Vinci/Fiumicino flights
Spokane to Heathrow flights
Boise to Barcelona-El Prat flights
Spokane to Leonardo da Vinci/Fiumicino flights
Boise to Heathrow flights
Boise to Lisbon flights
Spokane to Gatwick flights
Boise to Dublin flights
Boise to Charles de Gaulle flights
Boise to Prague flights
Boise to Frankfurt flights
Boise to Madrid flights
Spokane to Charles de Gaulle flights
Spokane to Madrid flights
Spokane to London City flights
Spokane to Lisbon flights
Boise to Munich flights
Boise to Malpensa flights
Spokane to Dublin flights
Boise to Bilbao flights
Spokane to Munich flights
Boise to Istanbul flights
Boise to Linate flights
Jackson to Amsterdam flights
Boise to Naples flights
Spokane to Barcelona-El Prat flights
Spokane to Edinburgh flights
Spokane to Orly flights
Boise to Arlanda flights
Boise to Gatwick flights
Spokane to Frankfurt flights
Jackson to Heathrow flights
Boise to Athens flights
Boise to Orly flights
Spokane to Athens flights
Spokane to Florence flights
Spokane to Manchester flights
Spokane to Malpensa flights
Boise to Florence flights
Boise to Vicenza flights
Spokane to Istanbul flights
Spokane to Keflavik Intl flights
Jackson to Barcelona-El Prat flights
Jackson to Lisbon flights
Boise to Amsterdam flights
Boise to Edinburgh flights
Boise to Vienna flights
Spokane to Geneva flights
Spokane to Oslo Gardermoen flights

Top 5 airlines flying from Boise to Southeast Europe

Discover the top 5 airlines that operate flights from Boise to Southeast Europe. 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 août 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$658Average$1,309FlexibilityNo cancel feeOn-time75%
Scandinavian AirlinesCheapest$676Average$1,193FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$679Average$1,079FlexibilityNo cancel feeOn-time69%
DeltaCheapest$726Average$1,162FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$819Average$1,784FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.