Which airports can I use when flying from St. Louis to Islamabad?

Flights from St. Louis to Islamabad usually depart from Lambert-St Louis (STL) and arrive at Islamabad Intl (ISB).

What cabin classes can I book on flights from St. Louis to Islamabad?

Three cabin classes are available on flights from St. Louis to Islamabad: • Economy Class • Premium Economy Class • Business Class

Can I save money by using flexible dates for flights from St. Louis to Islamabad?

Yes. Being flexible with your travel dates can save you up to 29% on the St. Louis to Islamabad route. Wednesday is the cheapest departure day at $1,124 round-trip on average, while Friday is the most expensive at $1,577, a difference of $453. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Do I need a passport to fly from St. Louis to Islamabad?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

What is the time difference between St. Louis and Islamabad?

Islamabad is 10 hours ahead of St. Louis (Pakistan Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

How much should I expect to pay for a St. Louis to Islamabad flight?

Round-trip flights from St. Louis to Islamabad range from $1,200 to $1,577, with an average of $1,313 over the past 12 months. Anything below $1,200 counts as a good deal.

What is the cheapest airline to fly from St. Louis to Islamabad?

Qatar Airways ($1,280) and Turkish Airlines ($1,529) are the cheapest airlines to fly round-trip from St. Louis to Islamabad according to KAYAK data over the last 5 days.

$1,213 CHEAP FLIGHTS from St. Louis to Islamabad (STL - ISB)

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Cheapest round-trip

$1,213

Typical prices: $1,200-$1,577

Multiple Airlines

Fri 10/5Mon 10/8

STL - ISB • 2 stops

When to travel

January

Cheapest • 21% price drop

April

Most popular

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Flight Deals

Cheap Flights from St. Louis to Islamabad (STL-ISB)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from St. Louis to Islamabad

Mon, Oct 5 - Thu, Oct 8

6:30 am - 6:25 pmSTL Lambert-St Louis-ISB Islamabad Intl

25h 55m2 stops Chicago O'Hare Intl Abu Dhabi Zayed Intl

7:45 pm - 8:57 pmISB Islamabad Intl-STL Lambert-St Louis

35h 12m2 stops Abu Dhabi Zayed Intl Chicago O'Hare Intl

$1,213Multiple Airlines

Thu, Nov 5 - Wed, Nov 11

3:23 pm - 7:25 amSTL Lambert-St Louis-ISB Islamabad Intl

53h 02m2 stops Seattle/Tacoma Intl Doha Hamad Intl

3:20 am - 11:59 pmISB Islamabad Intl-STL Lambert-St Louis

31h 39m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,280Qatar Airways

Mon, Oct 5 - Thu, Oct 8

5:19 pm - 6:25 pmSTL Lambert-St Louis-ISB Islamabad Intl

39h 06m3 stops Orlando Washington, D.C. Dulles Intl Abu Dhabi Zayed Intl

4:50 am - 11:13 pmISB Islamabad Intl-STL Lambert-St Louis

28h 23m3 stops Abu Dhabi Zayed Intl Atlanta Hartsfield-Jackson Orlando

$1,385Multiple Airlines

Sun, Dec 20 - Fri, Jan 15

6:58 pm - 4:45 amSTL Lambert-St Louis-ISB Islamabad Intl

46h 47m2 stops Chicago O'Hare Intl Istanbul

6:15 am - 9:47 pmISB Islamabad Intl-STL Lambert-St Louis

50h 32m2 stops Istanbul Chicago O'Hare Intl

$1,529Turkish Airlines

Thu, Dec 10 - Mon, Dec 14

6:30 am - 8:40 amSTL Lambert-St Louis-ISB Islamabad Intl

39h 10m2 stops Chicago O'Hare Intl Istanbul

10:10 am - 10:59 pmISB Islamabad Intl-STL Lambert-St Louis

23h 49m2 stops Istanbul Chicago O'Hare Intl

$1,681Turkish Airlines

Thu, Dec 10 - Sun, Dec 13

6:30 am - 8:40 amSTL Lambert-St Louis-ISB Islamabad Intl

39h 10m2 stops Chicago O'Hare Intl Istanbul

10:10 am - 10:59 pmISB Islamabad Intl-STL Lambert-St Louis

47h 49m2 stops Istanbul Chicago O'Hare Intl

$1,681Turkish Airlines

Thu, Dec 10 - Sat, Dec 12

6:30 am - 4:45 amSTL Lambert-St Louis-ISB Islamabad Intl

35h 15m2 stops Chicago O'Hare Intl Istanbul

10:10 am - 9:57 pmISB Islamabad Intl-STL Lambert-St Louis

46h 47m2 stops Istanbul Chicago O'Hare Intl

$1,721Turkish Airlines

Fri, Dec 11 - Thu, Jan 7

4:07 pm - 11:00 pmSTL Lambert-St Louis-ISB Islamabad Intl

43h 53m2 stops New York LaGuardia Riyadh King Khaled Intl

12:45 am - 9:58 pmISB Islamabad Intl-STL Lambert-St Louis

32h 13m2 stops Riyadh King Khaled Intl Washington, D.C. Dulles Intl

$1,756SAUDIA

Thu, Nov 5 - Wed, Nov 11

12:14 pm - 4:45 amSTL Lambert-St Louis-ISB Islamabad Intl

29h 31m2 stops Dallas/Fort Worth Istanbul

4:50 am - 5:40 pmISB Islamabad Intl-STL Lambert-St Louis

47h 50m3 stops Riyadh King Khaled Intl Doha Hamad Intl Atlanta Hartsfield-Jackson

$1,845Multiple Airlines

Thu, Dec 10 - Wed, Jan 6

6:30 am - 8:40 amSTL Lambert-St Louis-ISB Islamabad Intl

39h 10m2 stops Chicago O'Hare Intl Istanbul

6:15 am - 3:26 pmISB Islamabad Intl-STL Lambert-St Louis

44h 11m2 stops Istanbul Toronto Pearson Intl

$1,986Multiple Airlines

Booking Insights

Price, demand and travel trends for St. Louis to Islamabad flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from St. Louis to Islamabad with more confidence.

Prices

Airlines

What's the cheapest day of the week to fly from St. Louis to Islamabad?

Wednesday is the cheapest day of the week to fly from St. Louis to Islamabad, it is 15% cheaper than the average day. Friday is the most expensive day with flight prices 20% higher than average. Based on deals found by KAYAK users in the last 12 months.

Find deals

Low season	July
High season	April
Cheapest flight	$1,213

Best time to beat the crowds with an average 4% drop in price.

Most popular time to fly and prices are also 12% lower on average.

Flight from St. Louis to Islamabad

When to book flights from St. Louis to Islamabad

Are your dates flexible? Find out the best times to travel from St. Louis to Islamabad based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from St. Louis to Islamabad?
Three cabin classes are available on flights from St. Louis to Islamabad:

• Economy Class
• Premium Economy Class
• Business Class
Do I need a passport to fly from St. Louis to Islamabad?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
How much should I expect to pay for a St. Louis to Islamabad flight?
Round-trip flights from St. Louis to Islamabad range from $1,200 to $1,577, with an average of $1,313 over the past 12 months. Anything below $1,200 counts as a good deal.
Which airports can I use when flying from St. Louis to Islamabad?
Flights from St. Louis to Islamabad usually depart from Lambert-St Louis (STL) and arrive at Islamabad Intl (ISB).
Can I save money by using flexible dates for flights from St. Louis to Islamabad?
Yes. Being flexible with your travel dates can save you up to 29% on the St. Louis to Islamabad route. Wednesday is the cheapest departure day at $1,124 round-trip on average, while Friday is the most expensive at $1,577, a difference of $453. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What is the time difference between St. Louis and Islamabad?
Islamabad is 10 hours ahead of St. Louis (Pakistan Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

If your dates can be flexible, aim for a Wednesday departure instead of Friday. On this route, Wednesday flights average $1,124 - about $453 less than Friday (29% savings) based on the last 12 months.
If you can choose when to travel, plan your St. Louis to Islamabad trip for January. Fares historically average $1,041 round-trip in that month - typically $1,597 less than the most expensive month, which is December (based on the last 12 months).

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STL - ISB

$1,213 Find Cheap Flights from St. Louis to Islamabad - Compare and Save

Everything you should know

Cheap Flights from St. Louis to Islamabad (STL-ISB)

Recent round-trip flight deals from St. Louis to Islamabad

Recent one-way flight deals from St. Louis to Islamabad

Price, demand and travel trends for St. Louis to Islamabad flights

What's the cheapest day of the week to fly from St. Louis to Islamabad?

What is the cheapest airline to fly from St. Louis to Islamabad?

Key details for St. Louis to Islamabad flights

Low season

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Cheapest flight

When to book flights from St. Louis to Islamabad

Your St. Louis to Islamabad flight questions, answered

Your guide to booking St. Louis to Islamabad flights

More options for your flight from St. Louis to Islamabad

Complete your trip to Islamabad with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from St. Louis to Islamabad

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Flights from domestic origins to Islamabad

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