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Cheap flights from Philadelphia to Riga from $510

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Riga departing on 1/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Philadelphia to Riga

Cheap round-trip flights

Enter your travel dates to find the best prices.
Finnair Logo
6:45 pm - 9:40 pm
PHL
-
RIX
19h 55m2 stops
Finnair Logo
10:05 pm - 2:05 pm
RIX
-
PHL
23h 00m2 stops
$510Finnair
Wed, Jan 7 - Mon, Jan 12
Multiple Airlines Logo
3:30 pm - 5:15 pm
PHL
-
RIX
18h 45m2 stops
Multiple Airlines Logo
7:00 am - 4:00 pm
RIX
-
PHL
16h 00m1 stop
$535Multiple Airlines
Mon, Apr 20 - Wed, Apr 29
Finnair Logo
8:45 pm - 9:35 pm
PHL
-
RIX
18h 50m2 stops
Finnair Logo
10:05 pm - 5:00 pm
RIX
-
PHL
24h 55m2 stops
$552Finnair
Sun, Mar 8 - Sat, Mar 14
Finnair Logo
6:45 pm - 9:35 pm
PHL
-
RIX
19h 50m2 stops
Finnair Logo
6:10 pm - 2:05 pm
RIX
-
PHL
26h 55m2 stops
$560Finnair
Sun, Jan 11 - Sun, Jan 18
Multiple Airlines Logo
6:45 pm - 9:35 pm
PHL
-
RIX
19h 50m2 stops
Multiple Airlines Logo
4:25 pm - 1:30 pm
RIX
-
PHL
28h 05m1 stop
$569Multiple Airlines
Sun, Jan 11 - Sun, Jan 18
Multiple Airlines Logo
4:44 pm - 1:45 pm
PHL
-
RIX
14h 01m2 stops
Multiple Airlines Logo
6:10 pm - 2:05 pm
RIX
-
PHL
26h 55m2 stops
$599Multiple Airlines
Fri, Jan 9 - Fri, Jan 16
Multiple Airlines Logo
3:30 pm - 1:10 pm
PHL
-
RIX
15h 40m2 stops
Multiple Airlines Logo
2:35 pm - 5:05 pm
RIX
-
PHL
32h 30m1 stop
$607Multiple Airlines
Sun, Mar 8 - Sat, Mar 14
Lufthansa Logo
6:40 pm - 1:05 pm
PHL
-
RIX
12h 25m1 stop
Lufthansa Logo
2:35 pm - 5:05 pm
RIX
-
PHL
32h 30m1 stop
$609Lufthansa
Sun, Mar 8 - Sat, Mar 14
Finnair Logo
9:25 pm - 5:50 pm
PHL
-
RIX
13h 25m2 stops
Finnair Logo
9:35 pm - 2:00 pm
RIX
-
PHL
23h 25m2 stops
$632Finnair
Thu, May 21 - Mon, May 25
Multiple Airlines Logo
10:05 am - 5:15 pm
PHL
-
RIX
24h 10m2 stops
Multiple Airlines Logo
6:50 am - 4:00 pm
RIX
-
PHL
16h 10m1 stop
$715Multiple Airlines
Thu, May 21 - Mon, May 25

Finnair flights from Philadelphia to Riga

Our best Finnair deals on Philadelphia to Riga flight tickets
Finnair
Jan 7
PHL6:45 pmPhiladelphia
19h 55m
2 stops
RIX9:40 pmRiga Intl
Jan 12
RIX10:05 pmRiga Intl
23h 00m
2 stops
PHL2:05 pmPhiladelphia
$510
Find similar
Finnair
Mar 8
PHL8:45 pmPhiladelphia
18h 50m
2 stops
RIX9:35 pmRiga Intl
Mar 14
RIX10:05 pmRiga Intl
24h 55m
2 stops
PHL5:00 pmPhiladelphia
$552
Find similar
Finnair
Jan 11
PHL6:45 pmPhiladelphia
19h 50m
2 stops
RIX9:35 pmRiga Intl
Jan 18
RIX6:10 pmRiga Intl
26h 55m
2 stops
PHL2:05 pmPhiladelphia
$560
Find similar

Lufthansa flights from Philadelphia to Riga

Our best Lufthansa deals on Philadelphia to Riga flight tickets
Lufthansa
Mar 8
PHL6:40 pmPhiladelphia
12h 25m
1 stop
RIX1:05 pmRiga Intl
Mar 14
RIX2:35 pmRiga Intl
32h 30m
1 stop
PHL5:05 pmPhiladelphia
$609
Find similar
Lufthansa
May 21
PHL5:35 pmPhiladelphia
22h 35m
1 stop
RIX11:10 pmRiga Intl
May 25
RIX7:50 amRiga Intl
15h 10m
1 stop
PHL4:00 pmPhiladelphia
$803
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Riga 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 December 14, 2025.
Use the filters below to find and compare flights from Philadelphia to Riga that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Wed 1/7

6:45 pm-9:40 pm

2 stops19h 55m

Riga Intl

Mon 1/12

10:05 pm-2:05 pm

2 stops23h 00m

$510

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Mon 4/20

3:30 pm-5:15 pm

2 stops18h 45m

Riga Intl

Wed 4/29

7:00 am-4:00 pm

1 stop16h 00m

$535

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Sun 3/8

8:45 pm-9:35 pm

2 stops18h 50m

Riga Intl

Sat 3/14

10:05 pm-5:00 pm

2 stops24h 55m

$552

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Sun 1/11

6:45 pm-9:35 pm

2 stops19h 50m

Riga Intl

Sun 1/18

6:10 pm-2:05 pm

2 stops26h 55m

$560

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Sun 1/11

6:45 pm-9:35 pm

2 stops19h 50m

Riga Intl

Sun 1/18

4:25 pm-1:30 pm

1 stop28h 05m

$569

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Fri 1/9

4:44 pm-1:45 pm

2 stops14h 01m

Riga Intl

Fri 1/16

6:10 pm-2:05 pm

2 stops26h 55m

$599

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Sun 3/8

3:30 pm-1:10 pm

2 stops15h 40m

Riga Intl

Sat 3/14

2:35 pm-5:05 pm

1 stop32h 30m

$607

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Sun 3/8

6:40 pm-1:05 pm

1 stop12h 25m

Riga Intl

Sat 3/14

2:35 pm-5:05 pm

1 stop32h 30m

$609

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Thu 5/21

9:25 pm-5:50 pm

2 stops13h 25m

Riga Intl

Mon 5/25

9:35 pm-2:00 pm

2 stops23h 25m

$632

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Thu 5/21

10:05 am-5:15 pm

2 stops24h 10m

Riga Intl

Mon 5/25

6:50 am-4:00 pm

1 stop16h 10m

$715

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Riga from

How to get the cheapest flight ticket from Philadelphia to Riga

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 day to depart on your flight to Riga?

The cheapest day to depart from Philadelphia to Riga is on a Friday when prices can be found for as low as $849. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $1,006. These prices are subject to change though, so be sure to set up a Price Alert for flights to Riga.

What is the cheapest time of day to depart on your flight to Riga?

Flying to Riga from Philadelphia in the evening is the least expensive time of day to depart. momondo users have found prices as low as $836 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to Riga is in the afternoon when prices are around $959.

When to book flights from Philadelphia to Riga

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Riga according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to Riga (PHL to RIX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Riga

Fastest flight time

13h 25m

Direct flights

None
The fastest flight from Philadelphia to Riga takes 13h 25m
There are no direct flights from Philadelphia to Riga. There are no popular flight routes from Philadelphia to Riga.
Search flight deals

  • How far is Philadelphia to Riga Intl by plane?

    The straight-line distance from Philadelphia to Riga Intl is 4274.0 mi. By plane, this route typically takes 13h 25m.

  • When did momondo last update prices for flights from Philadelphia Airport to Riga Intl Airport?

    Prices for flights from Philadelphia Airport to Riga Intl Airport refresh daily.

  • How many operators does momondo search for flights from Philadelphia Airport to Riga Intl Airport?

  • How old do you have to be to fly from Philadelphia Airport to Riga Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Riga Intl Airport.

  • What documentation or ID do you need to fly to Riga Intl Airport?

    The required travel and health documents for your Riga Intl 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 Riga Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Philadelphia to Riga?

Best airlines flying from Philadelphia to Riga

Compare and see reviews for airlines that fly from Philadelphia to Riga with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom $508Free CancellationRating
7.7
1,430 reviews
Search KLM flights
LufthansaPriceFrom $547Free CancellationRating
6.8
7,626 reviews
Search Lufthansa flights

Traveling to a place near Riga?

Book flights to Riga if you plan to visit one of these locations
Jūrmala

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Riga?

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 Philadelphia to Riga for you.

Can I find flights from Philadelphia to Riga with flexible booking policies on momondo?

Flights from Philadelphia to Riga with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Philadelphia to Riga?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Philadelphia to Riga.

I’m not ready to book a flight from Philadelphia to Riga right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Philadelphia to Riga 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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Fly your favorite airline to Riga

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Scandinavian Airlines
Finnair
Lufthansa
British Airways
KLM
American Airlines
LOT
Air France
United Airlines