In terms of precipitation, rainfall in Warsaw Modlin Airport ranges from 0.8 - 2.8 inches per month. July is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Warsaw Modlin Airport when rainfall is around 0.8 in.

If weather is an important factor for your trip to Warsaw Modlin Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

How far in advance should I book a flight from State of Washington to Warsaw Modlin Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 16 days in advance, which can save you up to 27% on flights from State of Washington to Warsaw Modlin Airport compared to booking the week you need them. Waiting 16 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $687. For sooner than that we have options available in the next 3 days from $851.

What is the cheapest month to fly from State of Washington to Warsaw Modlin Airport?

September can be a great time to fly to Warsaw Modlin Airport from State of Washington with a flight ticket averaging about $841. Cheapflights users have found deals in the month of September for as cheap as $447. The most expensive prices can be found in the month of June.

What is the cheapest time of day to fly from WA to WMI?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of Washington to Warsaw Modlin Airport as you normally would.

Can I find deals for flights from Washington to Modlin that include hotel bookings?

Yes. In addition to deals on Washington to Modlin flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington to Modlin?

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

Can I find deals for business class flights from Washington to Modlin?

Yes. Cheapflights offers flight deals from Washington to Modlin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$472+ Flights from Washington to Warsaw Modlin Airport

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Cheap flight deals from Washington to Modlin

Round-trip from	$858 (Kiwi.com)
Popular in	June
Cheapest in	September
Average price	$861

From Washington to Warsaw Modlin

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Highest demand for flights based on searches. 20% potential increase in price ($213 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).

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Average for round-trip flights in August 2025

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Cheapest flights from Washington to Modlin
Explore the most affordable flight options available from Washington to Modlin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2025.

Sun 9/287:35 pmSEA - WMI

1 stop17h 05mMultiple Airlines

Wed 10/811:20 amWMI - SEA

1 stop15h 30mMultiple Airlines

Deal found 8/4

$858

Best flights from Washington to Modlin
Discover carefully curated flight deals from Washington to Modlin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2025.

Sun 9/287:35 pmSEA - WMI

1 stop17h 05mMultiple Airlines

Wed 10/811:20 amWMI - SEA

1 stop15h 30mMultiple Airlines

Deal found 8/4

$858

Last-minute flights from Washington to Modlin
Discover last-minute flight deals from Washington to Modlin. Data last updated August 4, 2025 and is based on user searches.

Sun 9/287:35 pmSEA - WMI

1 stop17h 05mMultiple Airlines

Wed 10/811:20 amWMI - SEA

1 stop15h 30mMultiple Airlines

Deal found 8/4

$858

One-way flights from Washington to Modlin
Search for one-way flight options from Washington to Modlin. Find affordable one-way fares based on user searches. Data last updated August 4, 2025.

Mon 8/2511:30 pmSEA - WMI

2 stops36h 55mMultiple Airlines

Deal found 8/4

$472

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington to Warsaw Modlin Airport that are best for you.

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Route

Depart

Return

Price

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Sun 9/28

7:35 pm-9:40 pm

1 stop17h 05m

Warsaw Modlin

Wed 10/8

11:20 am-5:50 pm

1 stop15h 30m

$858

SeattleWarsaw

SEA - WMI

SEAWMI

Seattle/Tacoma Intl

Mon 8/25

11:30 pm-9:25 pm

2 stops36h 55m

$472

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/4

Best time to book a flight from Washington to Modlin

Have a flexible travel schedule? Discover the best time to fly to Modlin from Washington 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 Washington to Warsaw Modlin Airport

No data available for this route at this time. Please check back soon.

Related info for your journey

Can I find deals for flights from Washington to Modlin that include hotel bookings?
Yes. In addition to deals on Washington to Modlin flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington to Modlin?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Modlin.
Can I find deals for business class flights from Washington to Modlin?
Yes. Cheapflights offers flight deals from Washington to Modlin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Browse thousands of different options on Cheapflights for your next trip

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$472+ Cheap flights from Washington to Modlin (WMI)

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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington to Modlin with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Washington to Modlin

Keep the following information in mind while searching for Washington to Modlin flight deals. Data was last updated August 4, 2025.

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Washington to Modlin

Cheapest flights from Washington to ModlinExplore the most affordable flight options available from Washington to Modlin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2025.

Explore the most affordable flight options available from Washington to Modlin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington to Warsaw Modlin Airport that are best for you.

Best time to book a flight from Washington to Modlin

Have a flexible travel schedule? Discover the best time to fly to Modlin from Washington with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington to Warsaw Modlin Airport

Related info for your journey

Find useful and relevant information for your journey from Washington to Modlin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Washington to Modlin that include hotel bookings?

How can I find direct flights from Washington to Modlin?

Can I find deals for business class flights from Washington to Modlin?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington to Modlin

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Cheapest flights from Washington to Modlin
Explore the most affordable flight options available from Washington to Modlin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2025.