A mountain lake surrounded by dense forests and rocky terrain.

Cheap flights to Boundary County

View €135 flight on Thu, 23 Jul 2026Opens in a new window

Flight 1

Flight 2

Popular airlines to Boundary County

  • Alaska Airlines

  • Delta

  • United

  • American Airlines

  • Southwest Airlines

  • British Airways

  • KLM

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Cheap round-trip flights to Boundary County

Prices were available within the past 7 days and start at €135 for one-way flights and €217 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 23 Jul - Sun, 26 Jul
BOI
Boise
GEG
Spokane
€217 Return, found 19 hours ago
€217
Return
found 19 hours ago
Select Delta flight, departing Thu, 23 Jul from Boise to Spokane, returning Sun, 26 Jul, priced at €217 found 19 hours ago
Delta
Thu, 23 Jul - Sun, 26 Jul
BOI
Boise
GEG
Spokane
€244 Return, found 19 hours ago
€244
Return
found 19 hours ago
Select Delta flight, departing Thu, 23 Jul from Boise to Spokane, returning Sun, 26 Jul, priced at €244 found 19 hours ago
Delta
Thu, 23 Jul - Sun, 26 Jul
BOI
Boise
GEG
Spokane
€266 Return, found 19 hours ago
€266
Return
found 19 hours ago
Select Delta flight, departing Thu, 23 Jul from Boise to Spokane, returning Sun, 26 Jul, priced at €266 found 19 hours ago
Delta
Thu, 13 Aug - Sun, 16 Aug
SNA
Orange County
GEG
Spokane
€311 Return, found 3 days ago
€311
Return
found 3 days ago
Select Delta flight, departing Thu, 13 Aug from Orange County to Spokane, returning Sun, 16 Aug, priced at €311 found 3 days ago
Delta
Fri, 31 Jul - Thu, 6 Aug
SAT
San Antonio
GEG
Spokane
€320 Return, found 4 hours ago
€320
Return
found 4 hours ago
Select Delta flight, departing Fri, 31 Jul from San Antonio to Spokane, returning Thu, 6 Aug, priced at €320 found 4 hours ago
United
Mon, 10 Aug - Thu, 13 Aug
SNA
Orange County
GEG
Spokane
€359 Return, found 3 days ago
€359
Return
found 3 days ago
Select United flight, departing Mon, 10 Aug from Orange County to Spokane, returning Thu, 13 Aug, priced at €359 found 3 days ago
American Airlines
Thu, 13 Aug - Sun, 16 Aug
SNA
Orange County
GEG
Spokane
€370 Return, found 3 days ago
€370
Return
found 3 days ago
Select American Airlines flight, departing Thu, 13 Aug from Orange County to Spokane, returning Sun, 16 Aug, priced at €370 found 3 days ago
Iberia
Fri, 14 Aug - Thu, 20 Aug
FRA
Frankfurt
GEG
Spokane
€766 Return, found 19 hours ago
€766
Return
found 19 hours ago
Select Iberia flight, departing Fri, 14 Aug from Frankfurt to Spokane, returning Thu, 20 Aug, priced at €766 found 19 hours ago
Lufthansa
Fri, 14 Aug - Thu, 20 Aug
FRA
Frankfurt
GEG
Spokane
€834 Return, found 19 hours ago
€834
Return
found 19 hours ago
Select Lufthansa flight, departing Fri, 14 Aug from Frankfurt to Spokane, returning Thu, 20 Aug, priced at €834 found 19 hours ago
Air France
Fri, 14 Aug - Thu, 20 Aug
FRA
Frankfurt
GEG
Spokane
€899 Return, found 19 hours ago
€899
Return
found 19 hours ago
Select Air France flight, departing Fri, 14 Aug from Frankfurt to Spokane, returning Thu, 20 Aug, priced at €899 found 19 hours ago

Trending flights to Boundary County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Iberia
Fri, 2 Oct - Fri, 30 Oct
DUB
Dublin
GEG
Spokane
€949 Return, found 11 hours ago
€949
Return
found 11 hours ago
Select Iberia flight, departing Fri, 2 Oct from Dublin to Spokane, returning Fri, 30 Oct, priced at €949 found 11 hours ago

Frequently asked questions

How do I find cheap flights to Boundary County that have flexible change policies?
When it comes to flying these days, flexibility is key. That's why we have a "No change fee" filter to help you locate flexible, low-priced fares to Boundary County. It's on the left-hand side of your screen just below the "Flexible change policies" subheading.
How can I find cheap tickets to Boundary County?
To pick up an awesome deal to Boundary County, book well ahead of time. Also take advantage of Expedia's handy "flexible dates" feature above your search results. This will display the cheapest prices for similar time frames. In the last seven days, €217 was the best price for a flight to Boundary County.
How much is a flight to Boundary County?
If you were jetting one way from Boise (BOI), you could've locked in a cheap seat for €135 in the last seven days. Round-trip journeys to Boundary County ranged from only €217 to €949 over the same period.
How much is a plane ticket to Boundary County?
Airfares ranged anywhere from €217 to €949 over the last seven days. When you're ready to book, we'll help you find a great deal to Boundary County.
What months are the cheapest to book a flight to Boundary County?
To grab a great deal to Boundary County, book sometime in February when the price of airfares are at their cheapest. When's the most expensive? In the United States, it's the festive month of December.

Book with confidence

About Boundary County

Expedia offers flights to Boundary County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Boundary County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Boundary County
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