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Cheap flights from Montana to Thera from $1,480

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Thera departing on 9/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Montana to Thera

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
6:00 am - 4:25 pm
BIL
-
JTR
25h 25m
2 stops
British Airways Logo
5:05 pm - 6:37 pm
JTR
-
BIL
34h 32m
2 stops
$1,480British Airways
Sun, Sep 6 - Thu, Sep 10
British Airways Logo
6:00 am - 4:25 pm
BIL
-
JTR
25h 25m
2 stops
British Airways Logo
5:05 pm - 12:08 am
JTR
-
BIL
40h 03m
2 stops
$1,670British Airways
Sun, Sep 6 - Thu, Sep 10
British Airways Logo
6:00 am - 1:55 pm
BIL
-
JTR
22h 55m
2 stops
British Airways Logo
5:05 pm - 6:37 pm
JTR
-
BIL
34h 32m
2 stops
$1,720British Airways
Sun, Sep 6 - Thu, Sep 10

British Airways flights from Montana to Thera

Our best British Airways deals on Montana to Thera flight tickets
British Airways
Sep 6
BIL6:00 amBillings Logan Intl
25h 25m
2 stops
JTR4:25 pmThera Santorini
Sep 10
JTR5:05 pmThera Santorini
34h 32m
2 stops
BIL6:37 pmBillings Logan Intl
$1,480
British Airways
Sep 6
BIL6:00 amBillings Logan Intl
25h 25m
2 stops
JTR4:25 pmThera Santorini
Sep 10
JTR5:05 pmThera Santorini
40h 03m
2 stops
BIL12:08 amBillings Logan Intl
$1,670
British Airways
Sep 6
BIL6:00 amBillings Logan Intl
22h 55m
2 stops
JTR1:55 pmThera Santorini
Sep 10
JTR5:05 pmThera Santorini
34h 32m
2 stops
BIL6:37 pmBillings Logan Intl
$1,720

momondo Fare Finder

 
Customize your flight search to find flights from Montana to Thera 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 March 28, 2026.
Use the filters below to find and compare flights from Montana to Thera that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillingsThera

BIL - JTR

BILJTR

Billings Logan Intl

Sun 9/6

6:00 am-4:25 pm

2 stops25h 25m

Thera Santorini

Thu 9/10

5:05 pm-6:37 pm

2 stops34h 32m

$1,480

BillingsThera

BIL - JTR

BILJTR

Billings Logan Intl

Sun 9/6

6:00 am-4:25 pm

2 stops25h 25m

Thera Santorini

Thu 9/10

5:05 pm-12:08 am

2 stops40h 03m

$1,670
Quickest round-trip

BillingsThera

BIL - JTR

BILJTR

Billings Logan Intl

Sun 9/6

6:00 am-1:55 pm

2 stops22h 55m

Thera Santorini

Thu 9/10

5:05 pm-6:37 pm

2 stops34h 32m

$1,720

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Montana to Thera flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to Thera

Fastest flight time

25h 25m

Direct flights

None
The fastest flight from Montana to Thera takes 25h 25m
There are no direct flights from Montana to Thera. There are no popular flight routes from Montana to Thera.
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  • When did momondo last update prices for flights from Montana to Thera Santorini Airport?

    Prices for flights from Montana to Thera Santorini Airport refresh daily.

  • How old do you have to be to fly from Montana to Thera Santorini Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montana to Thera Santorini Airport.

  • What documentation or ID do you need to fly to Thera Santorini Airport?

    The necessary travel and health documents for your Thera Santorini Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Montana to Thera?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Montana from Thera. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Montana to Thera with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Thera?

Book flights to Thera if you plan to visit one of these locations
Oia
Imerovigli
Kamari
Pyrgos Kallistis
Ios
Firostefani
Perissa
Megalochori
Mylopotas
Karterados

Why use momondo?

Why should I use momondo to find a flight deal from Montana to Thera?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Thera from Montana.

Can I find flights from Montana to Thera with flexible booking policies on momondo?

Yes. All flights to Thera from Montana on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Montana to Thera?

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 Thera from Montana.

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

Yes. momondo can track prices for Montana to Thera flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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