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Cheap flights Ontario — Prague

Ontario (ONT, US) Prague (PRG, CZ)
from $646 9 542 km ~11h 44m 1 flights found 1 airlines cheapest on Wednesday
Reverse route
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $646 on 18.11.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
November 2026
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December 2026
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January 2027
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Prices found for 1 of 90 days. Prices update as more travellers search. Click any date to search live.
Depart
—
Return
—
Cheapest flights found
18 Nov 2026, Wed
United Airlines UA 1263
00:29
ONT Ontario International Airport
13:20
PRG Vaclav Havel Airport Prague
12h 51m 2 stops
Т-Банк
$646
View this ticket
Route characteristics
Distance
9 542 km
Flight time
11h 44m
Time difference
+9h
Minimum price
from $646 (18.11.2026)
Average price
$646
Maximum price
$646
Cheapest day
Wednesday
Departure airports (1)
ONT Ontario International Airport
Arrival airports (1)
PRG Vaclav Havel Airport Prague
Airlines (1)
UA United Airlines
Agencies (1)
Т-Банк
Airlines — cheapest prices 1
United Airlines
United Airlines
1 flights · 1 days
$646
Where to buy tickets 1
Т-Банк
1 tickets · 1 days
from $646
Airports

From — Ontario (1)

  • ONT Ontario International Airport

To — Prague (1)

  • PRG Vaclav Havel Airport Prague
Other destinations from Ontario
Albuquerque
US
Accra
GH
Nantucket
US
Adelaide
AU
San Andres Island
CO
Malaga
ES · Hub
Auckland
NZ
Almaty
KZ
Alicante
ES
Ahmedabad
IN
Amsterdam
NL · Hub
Anchorage
US
Frequently asked questions about the route Ontario — Prague
How long is the flight from Ontario to Prague?
Approximate flight time — 11h 44m. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from Ontario to Prague?
The straight-line distance — 9 542 km.
How much do flights from Ontario to Prague cost?
The minimum price over 3 months — from $646 on 18.11.2026.
What is the average ticket price?
The average price — $646. Range: $646 — $646.
What is the time difference between Ontario and Prague?
The difference — +9h.
From which airports does Ontario operate flights?
From Ontario: ONT (Ontario International Airport).
To which airports in Prague do flights arrive?
To Prague: PRG (Vaclav Havel Airport Prague).
Which airlines fly this route?
This route is served by 1 airline: United Airlines.
Which day of the week is cheapest?
The cheapest day of the week — Wednesday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route Ontario — Prague

Flights Ontario — Prague is a popular route. The straight-line distance is 9 542 km. Flight time 11h 44m. Time difference +9h.

From Ontario (ONT) flights depart from 1 airport: ONT. To Prague (PRG) — 1 arrival airport: PRG.

1 airline operate on this route: United Airlines.

The minimum price for the next 3 months — from $646 (18.11.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $646, ranging from $646 to $646. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Wednesday.

Cheap flights worldwide. Search and compare prices from 1 159 airlines across 9 546 cities.

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