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Cheap flights from Washington, D.C. to Warsaw from $284

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 12/8. 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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Cheap round-trip flights

Multiple Airlines Logo
5:00 pm - 9:25 pmIAD-WMI
22h 25m2 stops
Multiple Airlines Logo
6:40 am - 4:35 pmWMI-IAD
14h 55m1 stop
$809Multiple Airlines
Find Deal
Tue, Oct 14 - Mon, Oct 27
Multiple Airlines Logo
10:30 pm - 7:05 pmIAD-WMI
38h 35m2 stops
Multiple Airlines Logo
6:15 am - 4:30 pmWMI-IAD
16h 15m1 stop
$814Multiple Airlines
Find Deal
Sun, Nov 2 - Sun, Nov 9
Multiple Airlines Logo
5:00 pm - 9:25 pmIAD-WMI
22h 25m2 stops
Multiple Airlines Logo
9:05 am - 8:30 pmWMI-IAD
16h 25m1 stop
$816Multiple Airlines
Find Deal
Tue, Oct 14 - Wed, Oct 29
Multiple Airlines Logo
5:30 pm - 6:10 pmIAD-WMI
18h 40m2 stops
Multiple Airlines Logo
10:45 pm - 3:35 pmWMI-IAD
22h 50m1 stop
$830Multiple Airlines
Find Deal
Thu, Nov 27 - Thu, Dec 4
Multiple Airlines Logo
5:00 pm - 9:25 pmIAD-WMI
22h 25m2 stops
Multiple Airlines Logo
9:05 am - 8:30 pmWMI-IAD
16h 25m1 stop
$831Multiple Airlines
Find Deal
Tue, Oct 14 - Wed, Oct 29
Multiple Airlines Logo
10:20 pm - 12:45 amIAD-WMI
20h 25m2 stops
Multiple Airlines Logo
9:25 pm - 4:35 pmWMI-IAD
24h 10m1 stop
$835Multiple Airlines
Find Deal
Tue, Oct 14 - Wed, Oct 29
Multiple Airlines Logo
5:00 pm - 9:25 pmIAD-WMI
22h 25m2 stops
Multiple Airlines Logo
6:15 am - 4:35 pmWMI-IAD
15h 20m1 stop
$883Multiple Airlines
Find Deal
Tue, Oct 14 - Sat, Nov 1
Multiple Airlines Logo
5:30 pm - 11:00 pmIAD-WMI
23h 30m2 stops
Multiple Airlines Logo
6:15 am - 3:35 pmWMI-IAD
15h 20m1 stop
$913Multiple Airlines
Find Deal
Thu, Nov 6 - Sat, Nov 15
Multiple Airlines Logo
9:00 pm - 10:10 pmIAD-WMI
19h 10m1 stop
Multiple Airlines Logo
6:40 am - 3:35 pmWMI-IAD
14h 55m1 stop
$934Multiple Airlines
Find Deal
Wed, Nov 5 - Mon, Nov 10
Multiple Airlines Logo
5:05 pm - 12:10 pmIAD-WMI
13h 05m1 stop
Multiple Airlines Logo
6:05 am - 7:45 pmWMI-IAD
18h 40m2 stops
$981Multiple Airlines
Find Deal
Fri, Mar 6 - Fri, Mar 13

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 September 17, 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 10/14

5:00 pm-9:25 pm

2 stops22h 25m

Warsaw Modlin

Mon 10/27

6:40 am-4:35 pm

1 stop14h 55m

$809

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Sun 11/2

10:30 pm-7:05 pm

2 stops38h 35m

Warsaw Modlin

Sun 11/9

6:15 am-4:30 pm

1 stop16h 15m

$814

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Tue 10/14

5:00 pm-9:25 pm

2 stops22h 25m

Warsaw Modlin

Wed 10/29

9:05 am-8:30 pm

1 stop16h 25m

$816

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Thu 11/27

5:30 pm-6:10 pm

2 stops18h 40m

Warsaw Modlin

Thu 12/4

10:45 pm-3:35 pm

1 stop22h 50m

$830

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Tue 10/14

5:00 pm-9:25 pm

2 stops22h 25m

Warsaw Modlin

Wed 10/29

9:05 am-8:30 pm

1 stop16h 25m

$831

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Tue 10/14

10:20 pm-12:45 am

2 stops20h 25m

Warsaw Modlin

Wed 10/29

9:25 pm-4:35 pm

1 stop24h 10m

$835

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Tue 10/14

5:00 pm-9:25 pm

2 stops22h 25m

Warsaw Modlin

Sat 11/1

6:15 am-4:35 pm

1 stop15h 20m

$883

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Thu 11/6

5:30 pm-11:00 pm

2 stops23h 30m

Warsaw Modlin

Sat 11/15

6:15 am-3:35 pm

1 stop15h 20m

$913

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Wed 11/5

9:00 pm-10:10 pm

1 stop19h 10m

Warsaw Modlin

Mon 11/10

6:40 am-3:35 pm

1 stop14h 55m

$934

Washington, D.C.Warsaw

IAD - WMI

IADWMI

Washington, D.C. Dulles Intl

Fri 3/6

5:05 pm-12:10 pm

1 stop13h 05m

Warsaw Modlin

Fri 3/13

6:05 am-7:45 pm

2 stops18h 40m

$981

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

Direct flights

None
There are no direct flights from Washington, D.C. to Warsaw Modlin Airport. There are no popular flight routes from Washington, D.C. to 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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