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Cheap flights from Washington, D.C. to Warsaw from $234

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Warsaw departing on 9/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. to Warsaw

Cheap round-trip flights

Logo
5:20 pm - 10:55 amIAD-WMI
11h 35m1 stop
Logo
11:05 am - 7:30 pmWMI-IAD
14h 25m1 stop
$691
Find Deal
Tue, Oct 7 - Tue, Oct 14
Logo
5:20 pm - 10:55 amIAD-WMI
11h 35m1 stop
Logo
6:45 am - 8:50 pmWMI-IAD
20h 05m2 stops
$737
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Tue, Sep 23 - Thu, Oct 9
Logo
10:05 pm - 9:25 pmIAD-WMI
17h 20m1 stop
Logo
9:05 am - 7:59 pmWMI-IAD
16h 54m1 stop
$773
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Tue, Sep 9 - Sun, Sep 21
Logo
5:20 pm - 12:10 pmIAD-WMI
12h 50m1 stop
Logo
6:25 am - 8:50 pmWMI-IAD
20h 25m2 stops
$793
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Thu, Sep 4 - Tue, Sep 23
Logo
5:20 pm - 12:10 pmIAD-WMI
12h 50m1 stop
Logo
6:45 am - 8:50 pmWMI-IAD
20h 05m2 stops
$819
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Thu, Sep 4 - Thu, Sep 25
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8:25 pm - 9:40 pmIAD-WMI
19h 15m1 stop
Logo
6:05 am - 3:50 pmWMI-IAD
15h 45m1 stop
$840
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Sun, Sep 7 - Fri, Sep 26
Logo
5:20 pm - 10:55 amIAD-WMI
11h 35m1 stop
Logo
6:25 am - 8:50 pmWMI-IAD
20h 25m2 stops
$848
Find Deal
Tue, Aug 26 - Tue, Sep 30
Logo
5:20 pm - 12:35 pmIAD-WMI
13h 15m2 stops
Logo
12:05 pm - 8:50 pmWMI-IAD
14h 45m1 stop
$870
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Wed, Oct 8 - Mon, Oct 13
Logo
5:20 pm - 12:10 pmIAD-WMI
12h 50m1 stop
Logo
6:40 am - 4:35 pmWMI-IAD
14h 55m1 stop
$874
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Thu, Oct 23 - Mon, Oct 27
Logo
5:20 pm - 1:45 pmIAD-WMI
14h 25m1 stop
Logo
6:05 am - 3:50 pmWMI-IAD
15h 45m1 stop
$879
Find Deal
Fri, Sep 5 - Fri, Sep 26

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Warsaw Modlin Airport 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 July 31, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Warsaw Modlin Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Tue 10/7

5:20 pm-10:55 am

1 stop11h 35m

Warsaw Modlin

Tue 10/14

11:05 am-7:30 pm

1 stop14h 25m

$691

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Tue 9/23

5:20 pm-10:55 am

1 stop11h 35m

Warsaw Modlin

Thu 10/9

6:45 am-8:50 pm

2 stops20h 05m

$737

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Tue 9/9

10:05 pm-9:25 pm

1 stop17h 20m

Warsaw Modlin

Sun 9/21

9:05 am-7:59 pm

1 stop16h 54m

$773

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Thu 9/4

5:20 pm-12:10 pm

1 stop12h 50m

Warsaw Modlin

Tue 9/23

6:25 am-8:50 pm

2 stops20h 25m

$793

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Thu 9/4

5:20 pm-12:10 pm

1 stop12h 50m

Warsaw Modlin

Thu 9/25

6:45 am-8:50 pm

2 stops20h 05m

$819

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Sun 9/7

8:25 pm-9:40 pm

1 stop19h 15m

Warsaw Modlin

Fri 9/26

6:05 am-3:50 pm

1 stop15h 45m

$840

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Tue 8/26

5:20 pm-10:55 am

1 stop11h 35m

Warsaw Modlin

Tue 9/30

6:25 am-8:50 pm

2 stops20h 25m

$848

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Wed 10/8

5:20 pm-12:35 pm

2 stops13h 15m

Warsaw Modlin

Mon 10/13

12:05 pm-8:50 pm

1 stop14h 45m

$870

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Thu 10/23

5:20 pm-12:10 pm

1 stop12h 50m

Warsaw Modlin

Mon 10/27

6:40 am-4:35 pm

1 stop14h 55m

$874

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Fri 9/5

5:20 pm-1:45 pm

1 stop14h 25m

Warsaw Modlin

Fri 9/26

6:05 am-3:50 pm

1 stop15h 45m

$879

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Warsaw from

How to get the cheapest flight ticket from Washington, D.C. to Warsaw Modlin Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest time of day to depart on your flight to Warsaw Modlin Airport?

The cheapest time of day to fly to Warsaw Modlin Airport is in the evening when flights can be purchased for as low as $897. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $992 on average. Flights to Warsaw Modlin Airport from Washington, D.C. in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Washington, D.C. to Warsaw Modlin Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Warsaw Modlin Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to Warsaw Modlin Airport (WAS to WMI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Warsaw Modlin Airport

Best Price Found

$234

Fastest flight time

11h 35m

Direct flights

None
The best one-way flight to Warsaw Modlin Airport from Washington, D.C. in the past 72 hours is $234. The best round-trip flight deal from Washington, D.C. to Warsaw Modlin Airport found on momondo in the last 72 hours is $691.
The fastest flight from Washington, D.C. to Warsaw Modlin Airport takes 11h 35m
There are no direct flights from Washington, D.C. to Warsaw Modlin Airport. Popular non-direct routes for this connection are Baltimore/Washington Airport - Warsaw Modlin Airport and Washington, D.C. Dulles Intl Airport - Warsaw Modlin Airport.
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  • How far is Washington, D.C. to Warsaw Modlin by plane?

    The straight-line distance from Washington, D.C. to Warsaw Modlin is 4436.0 mi. 11h 35m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Washington, D.C. to Warsaw Modlin Airport?

    Prices for flights from Washington, D.C. to Warsaw Modlin Airport are updated daily.

  • How old do you have to be to fly from Washington, D.C. to Warsaw Modlin Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Warsaw Modlin Airport.

  • What documentation or ID do you need to fly to Warsaw Modlin Airport?

    The required travel and health documents for your Warsaw Modlin Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Warsaw Modlin Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Warsaw?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Warsaw for you.

Can I find flights from Washington, D.C. to Warsaw with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Warsaw on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Warsaw?

momondo provides multiple filters to help you find the best flight to Warsaw from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Washington, D.C. to Warsaw right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to Warsaw flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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