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Cheap flights from Philadelphia to Riga from $477

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 10/22. 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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Cheap round-trip flights

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British Airways Logo
6:30 pm - 3:15 pmPHL-RIX
13h 45m1 stop
British Airways Logo
5:40 pm - 4:15 pmRIX-PHL
29h 35m1 stop
$477British Airways
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Wed, Oct 22 - Tue, Nov 18
KLM Logo
5:40 pm - 1:10 pmPHL-RIX
12h 30m2 stops
KLM Logo
7:35 am - 4:43 pmRIX-PHL
16h 08m2 stops
$515KLM
Find Deal
Wed, Oct 22 - Tue, Nov 18
Multiple Airlines Logo
3:25 pm - 1:00 pmPHL-RIX
14h 35m2 stops
Multiple Airlines Logo
5:55 am - 4:05 pmRIX-PHL
17h 10m1 stop
$542Multiple Airlines
Find Deal
Wed, Oct 22 - Tue, Nov 18
Finnair Logo
7:45 pm - 9:35 pmPHL-RIX
18h 50m2 stops
Finnair Logo
10:05 pm - 3:55 pmRIX-PHL
24h 50m2 stops
$552Finnair
Find Deal
Sun, Nov 23 - Sun, Nov 30
Finnair Logo
6:35 pm - 5:40 pmPHL-RIX
16h 05m2 stops
Finnair Logo
10:05 pm - 1:55 pmRIX-PHL
22h 50m2 stops
$582Finnair
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Tue, Dec 9 - Mon, Jan 5
Air Canada Logo
3:25 pm - 10:20 pmPHL-RIX
23h 55m2 stops
Air Canada Logo
7:05 am - 10:56 pmRIX-PHL
22h 51m2 stops
$664Air Canada
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Fri, Oct 17 - Fri, Nov 14
Multiple Airlines Logo
5:35 pm - 1:10 pmPHL-RIX
12h 35m1 stop
Multiple Airlines Logo
7:05 am - 10:56 pmRIX-PHL
22h 51m2 stops
$675Multiple Airlines
Find Deal
Fri, Oct 17 - Fri, Nov 14
Air Canada Logo
3:25 pm - 10:20 pmPHL-RIX
23h 55m2 stops
Air Canada Logo
7:05 am - 10:56 pmRIX-PHL
22h 51m3 stops
$684Air Canada
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Fri, Oct 17 - Fri, Nov 14
Lufthansa Logo
5:40 pm - 2:10 pmPHL-RIX
13h 30m1 stop
Lufthansa Logo
2:35 pm - 4:05 pmRIX-PHL
32h 30m1 stop
$778Lufthansa
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Thu, Dec 11 - Mon, Jan 5
Lufthansa Logo
5:35 pm - 1:10 pmPHL-RIX
12h 35m1 stop
Lufthansa Logo
2:55 pm - 4:35 pmRIX-PHL
32h 40m1 stop
$810Lufthansa
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Fri, Oct 17 - Fri, Nov 14

KLM flights from Philadelphia to Riga

Our best KLM deals on Philadelphia to Riga flight tickets
KLM
Oct 22
PHL5:40 pmPhiladelphia
12h 30m
2 stops
RIX1:10 pmRiga Intl
Nov 18
RIX7:35 amRiga Intl
16h 08m
2 stops
PHL4:43 pmPhiladelphia
$515
Find similar
KLM
Dec 10
PHL5:36 pmPhiladelphia
16h 39m
2 stops
RIX5:15 pmRiga Intl
Jan 7
RIX7:35 amRiga Intl
17h 44m
2 stops
PHL6:19 pmPhiladelphia
$620
Find similar

Air Canada flights from Philadelphia to Riga

Our best Air Canada deals on Philadelphia to Riga flight tickets
Air Canada
Oct 17
PHL3:25 pmPhiladelphia
23h 55m
2 stops
RIX10:20 pmRiga Intl
Nov 14
RIX7:05 amRiga Intl
22h 51m
2 stops
PHL10:56 pmPhiladelphia
$664
Find similar
Air Canada
Oct 17
PHL3:25 pmPhiladelphia
23h 55m
2 stops
RIX10:20 pmRiga Intl
Nov 14
RIX7:05 amRiga Intl
22h 51m
3 stops
PHL10:56 pmPhiladelphia
$684
Find similar
Air Canada
Mar 27
PHL3:30 pmPhiladelphia
15h 40m
2 stops
RIX1:10 pmRiga Intl
Mar 31
RIX6:00 amRiga Intl
16h 44m
2 stops
PHL3:44 pmPhiladelphia
$817
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 October 2, 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 10/22

6:30 pm-3:15 pm

1 stop13h 45m

Riga Intl

Tue 11/18

5:40 pm-4:15 pm

1 stop29h 35m

$477

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Wed 10/22

5:40 pm-1:10 pm

2 stops12h 30m

Riga Intl

Tue 11/18

7:35 am-4:43 pm

2 stops16h 08m

$515

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Wed 10/22

3:25 pm-1:00 pm

2 stops14h 35m

Riga Intl

Tue 11/18

5:55 am-4:05 pm

1 stop17h 10m

$542

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Sun 11/23

7:45 pm-9:35 pm

2 stops18h 50m

Riga Intl

Sun 11/30

10:05 pm-3:55 pm

2 stops24h 50m

$552

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Tue 12/9

6:35 pm-5:40 pm

2 stops16h 05m

Riga Intl

Mon 1/5

10:05 pm-1:55 pm

2 stops22h 50m

$582

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Fri 10/17

3:25 pm-10:20 pm

2 stops23h 55m

Riga Intl

Fri 11/14

7:05 am-10:56 pm

2 stops22h 51m

$664

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Fri 10/17

5:35 pm-1:10 pm

1 stop12h 35m

Riga Intl

Fri 11/14

7:05 am-10:56 pm

2 stops22h 51m

$675

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Fri 10/17

3:25 pm-10:20 pm

2 stops23h 55m

Riga Intl

Fri 11/14

7:05 am-10:56 pm

3 stops22h 51m

$684

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Thu 12/11

5:40 pm-2:10 pm

1 stop13h 30m

Riga Intl

Mon 1/5

2:35 pm-4:05 pm

1 stop32h 30m

$778

PhiladelphiaRiga

PHL - RIX

PHLRIX

Philadelphia

Fri 10/17

5:35 pm-1:10 pm

1 stop12h 35m

Riga Intl

Fri 11/14

2:55 pm-4:35 pm

1 stop32h 40m

$810

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

Direct flights

None
There are no direct flights from Philadelphia to Riga. There are no popular flight routes from Philadelphia to Riga.
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  • 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 12h 30m.

  • 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
LufthansaPriceFrom $626Free CancellationRating
6.8
7,444 reviews
Search Lufthansa flights

Traveling to a place near Riga?

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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.

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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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