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Heidelberg

$206+ Cheap flights from Washington, D.C. (WAS) to Heidelberg, Germany

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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — FRA
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. to Heidelberg are usually found in January or September, booked 59 days in advance, depart on a Wednesday or Monday and return on a Thursday

Cheap flight deals from Washington, D.C. to Heidelberg

Keep the following information in mind while searching for Washington, D.C. to Heidelberg flight deals. Data was last updated January 15, 2026.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$461
(AirNGo)

One-way from

$206
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$648
Provider with most accurate pricing for Washington, D.C. (WAS)-Frankfurt am Main flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Frankfurt am Main flights.
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From Washington, D.C. (WAS) to Heidelberg
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One-way flight from Washington, D.C. (WAS) to Heidelberg
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($7 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Washington, D.C. to Heidelberg

Cheapest flights from Washington, D.C. to Heidelberg
Explore the most affordable flight options available from Washington, D.C. to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This AirNGo deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/267:40 pm
BWI
-
FRA
1 stop10h 25m
Icelandair
Sun 2/81:05 pm
FRA
-
BWI
1 stop11h 35m
Icelandair
Deal found 1/14$461
This AirNGo deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/88:40 pm
BWI
-
FRA
1 stop10h 25m
Icelandair
Tue 3/171:05 pm
FRA
-
BWI
1 stop11h 35m
Icelandair
Deal found 1/13$465
This CrystalTravel deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/187:40 pm
BWI
-
FRA
1 stop10h 25m
Icelandair
Mon 2/231:05 pm
FRA
-
BWI
1 stop11h 35m
Icelandair
Deal found 1/13$473
This CrystalTravel deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/317:40 pm
BWI
-
FRA
1 stop10h 25m
Icelandair
Wed 2/181:05 pm
FRA
-
BWI
1 stop11h 35m
Icelandair
Deal found 1/14$476
This oojo deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/148:30 pm
BWI
-
FRA
1 stop10h 30m
Icelandair
Mon 4/202:00 pm
FRA
-
BWI
1 stop11h 25m
Icelandair
Deal found 1/13$480
This oojo deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/317:40 pm
BWI
-
FRA
1 stop10h 25m
Icelandair
Sat 2/71:05 pm
FRA
-
BWI
1 stop11h 35m
Icelandair
Deal found 1/14$481
This oojo deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/68:30 pm
BWI
-
FRA
1 stop13h 50m
Icelandair
Sun 4/122:00 pm
FRA
-
BWI
1 stop11h 25m
Icelandair
Deal found 1/14$482
This FlightHub deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/317:40 pm
BWI
-
FRA
1 stop10h 25m
Icelandair
Mon 2/91:05 pm
FRA
-
BWI
1 stop11h 35m
Icelandair
Deal found 1/13$485
This deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/88:30 pm
BWI
-
FRA
1 stop10h 30m
Icelandair
Sat 4/252:00 pm
FRA
-
BWI
1 stop11h 25m
Icelandair
Deal found 1/15$486
This oojo deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:30 pm
BWI
-
FRA
1 stop13h 50m
Icelandair
Fri 5/12:00 pm
FRA
-
BWI
1 stop11h 25m
Icelandair
Deal found 1/13$488
This AirNGo deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/205:30 pm
IAD
-
FRA
1 stop23h 10m
TAP AIR PORTUGAL
Tue 1/275:45 pm
FRA
-
IAD
1 stop33h 15m
TAP AIR PORTUGAL
Deal found 1/15$519
This Kiwi.com deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/297:40 pm
IAD
-
FRA
1 stop10h 25m
Icelandair
Wed 2/111:05 pm
FRA
-
IAD
1 stop11h 25m
Icelandair
Deal found 1/13$530

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Heidelberg 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, Cheapflights users made 2,558,603 searches. Data last updated January 15, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Heidelberg that are best for you.

Fly from

Washington, D.C.

Fly to

Heidelberg

Route

Depart

Return

Price

BaltimoreFrankfurt am Main

BWI - FRA

BWIFRA

Baltimore/Washington

Mon 3/23

8:40 pm-12:05 pm

1 stop10h 25m

Frankfurt am Main

Wed 4/1

2:00 pm-7:25 pm

1 stop11h 25m

$481

BaltimoreFrankfurt am Main

BWI - FRA

BWIFRA

Baltimore/Washington

Tue 2/3

7:40 pm-12:05 pm

1 stop10h 25m

Frankfurt am Main

Mon 2/9

1:05 pm-6:40 pm

1 stop11h 35m

$507

BaltimoreFrankfurt am Main

BWI - FRA

BWIFRA

Baltimore/Washington

Tue 2/3

7:40 pm-12:05 pm

1 stop10h 25m

Frankfurt am Main

Tue 2/10

1:05 pm-6:40 pm

1 stop11h 35m

$507

BaltimoreFrankfurt am Main

BWI - FRA

BWIFRA

Baltimore/Washington

Sun 3/8

8:40 pm-7:20 pm

2 stops17h 40m

Frankfurt am Main

Tue 3/17

7:20 am-7:40 pm

2 stops17h 20m

$599

Washington, D.C.Frankfurt am Main

IAD - FRA

IADFRA

Washington, D.C. Dulles Intl

Mon 3/9

1:19 pm-7:45 pm

2 stops25h 26m

Frankfurt am Main

Tue 3/17

8:30 pm-6:15 pm

1 stop26h 45m

$617

Washington, D.C.Frankfurt am Main

IAD - FRA

IADFRA

Washington, D.C. Dulles Intl

Sun 3/8

8:40 pm-7:20 pm

2 stops17h 40m

Frankfurt am Main

Tue 3/17

7:20 am-7:30 pm

2 stops17h 10m

$622

Washington, D.C.Frankfurt am Main

IAD - FRA

IADFRA

Washington, D.C. Dulles Intl

Tue 2/17

12:24 pm-9:50 am

2 stops15h 26m

Frankfurt am Main

Wed 2/25

8:30 pm-7:09 pm

2 stops28h 39m

$674

Washington, D.C.Frankfurt am Main

IAD - FRA

IADFRA

Washington, D.C. Dulles Intl

Sun 3/1

12:24 pm-9:50 am

2 stops15h 26m

Frankfurt am Main

Sun 3/8

3:15 pm-6:15 pm

1 stop32h 00m

$676

BaltimoreFrankfurt am Main

BWI - FRA

BWIFRA

Baltimore/Washington

Sun 3/8

8:40 pm-12:05 pm

1 stop10h 25m

Frankfurt am Main

Sat 4/18

2:00 pm-10:15 pm

1 stop14h 15m

$690

Washington, D.C.Frankfurt am Main

DCA - FRA

DCAFRA

Washington, D.C. Reagan-National

Mon 2/16

11:06 am-9:50 am

2 stops16h 44m

Frankfurt am Main

Fri 2/20

10:30 am-10:08 pm

2 stops17h 38m

$694

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Showing 1-10 of 60 results
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Best time to book a flight from Washington, D.C. to Heidelberg

Have a flexible travel schedule? Discover the best time to fly to Heidelberg from Washington, D.C. 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, D.C. to Heidelberg

How far ahead should I book a flight from Washington, D.C. to Heidelberg?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Heidelberg. Price data was last updated on January 9, 2026.

Booking 59 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. to Heidelberg. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Washington, D.C. to Heidelberg?

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. to Heidelberg (average of $472). Flying from Washington, D.C. to Heidelberg in July is currently the most expensive (average of $652). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WAS to HE1?

Find hourly flight availability from Washington, D.C. to Heidelberg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 15, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. to Heidelberg as you normally would.

Weekly flight availability from Washington, D.C. to Heidelberg

Explore weekly flight availability from Washington, D.C. to Heidelberg. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 15, 2026.

The most flights from WAS to HE1 are scheduled on a Wednesday (11 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

How much does it cost to fly round-trip from Washington, D.C. to Heidelberg?

Reviews of airlines servicing Heidelberg

Get insights into the airlines that provide service to Heidelberg. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heidelberg. Reviews last updated January 15, 2026.
Peruse reviews from past customers who have flown with United Airlines, Scandinavian Airlines, and Aer Lingus from Washington, D.C. to Heidelberg to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,164 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,164 reviews
United Airlines
7.4
Good
9,164 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Scandinavian Airlines
7.3
Good
1,654 reviews
United Airlines
7.4
Good
9,164 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Aer Lingus
7.2
Good
1,435 reviews
United Airlines
7.4
Good
9,164 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Icelandair
7.1
Good
596 reviews
United Airlines
7.4
Good
9,164 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Lufthansa
6.8
Okay
7,718 reviews
United Airlines
7.4
Good
9,164 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

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

  • How long is the flight from Washington, D.C. to Heidelberg?

    A quick flight from Washington, D.C. to Heidelberg can take about 10h 25m. Icelandair provides one of the quickest options available for as low as $481. There are 4025 mi between Washington, D.C. and Heidelberg. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Washington, D.C. to Heidelberg one-way?

    One-way options have recently been found by users for as low as $188 on Icelandair. Other airlines that offer cheap prices include Scandinavian Airlines from $214 and TAP AIR PORTUGAL from $296 one-way.

  • What are the most popular routes from Washington, D.C. to Heidelberg?

    When deciding which route to take from Washington, D.C. to Heidelberg consider Washington, D.C. Dulles Intl - Frankfurt am Main, Baltimore/Washington - Frankfurt am Main or Washington, D.C. Reagan-National - Frankfurt am Main as they are the most popular.

  • What are the most reliable airlines from Washington, D.C. to Heidelberg?

    Before booking your flight to Heidelberg from Washington, D.C., check out the most reliable airlines to get you to your destination on time: Thai Airways (61%), Air India (61%), Air Canada( 51%).

  • What are the cheapest flights from Washington, D.C. to Heidelberg?

    The cheapest flight price from Washington, D.C. to Heidelberg is $411. On average you can expect to pay $2,572. The most popular route, (Washington, D.C. Dulles Intl - Frankfurt am Main), can usually be booked for $430.

  • Can I find deals for flights from Washington, D.C. to Heidelberg that include hotel bookings?

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

  • How can I find direct flights from Washington, D.C. to Heidelberg?

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

  • Can I find deals for business class flights from Washington, D.C. to Heidelberg?

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

  • What is the cheapest month to book a flight from Washington, D.C. to Heidelberg?

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. to Heidelberg (average of $472). Flying from Washington, D.C. to Heidelberg in July is currently the most expensive (average of $652). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Washington, D.C. to Heidelberg

Discover the top 10 airlines that operate flights from Washington, D.C. to Heidelberg. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$247Average$950FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$416Average$778FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$481Average$750FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$510Average$772FlexibilityNo cancel feeOn-time77%
Scandinavian AirlinesCheapest$521Average$634FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$535Average$853FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$556Average$883FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$560Average$890FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$602Average$1,018FlexibilityNo cancel feeOn-time76%
SWISSCheapest$635Average$861FlexibilityNo cancel feeOn-time79%

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